3512 Engine For 785 Truck 8GB00001-UP (MACHINE) POWER TRAIN Caterpillar SIS

Special Instruction

Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
Accumulator Discharging and Charging Procedures {0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}

Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}
Decommissioning Procedure for Permanently Sealed Diaphragm Accumulators {5077}

Service Magazine

Improved Charging Valve For Accumulators And Suspension Cylinders{7107,7201}
1985/06/17

Service Parts Are Available For 9T-4785 Accumulator Group {4331,5077}
1997/02/24

New 150-2332 Accumulator Charging Adapter{5077,0647}
1998/10/12

Revised Repair Procedure For Large Off-Highway Truck Bladder Type Accumulators{0374,4331}
1999/07/26

Special Instruction

Installation or Modification of Transmission Rotary Actuator Group{3150}
Installation or Modification of Transmission Rotary Actuator Group{3150}

Specifications

Rotary Actuator
785 TRUCK POWER TRAIN

Rotary Actuator (9G9437)
785 TRUCK POWER TRAIN

Service Magazine

New Exhaust (Shuttle) Valve Assembly Used In Rotary Actuators, Lock-Up Clutch And Synchronizing Valve Groups, And Selector Valve Groups{3124,3152}
1986/09/01

Check Rotary Actuator Stop Vane Bolts{3158,3167}
1990/04/02

Use Of Crankshaft Seal Adapter Eliminated {1150,1160,1161}
1987/06/15

New Crankshaft Seal Adapter O-Ring Seal Is Made Of Higher Temperature Material{1160,1161}
1989/01/23

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}
Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}

Installation of Conventional Duo-Cone Seals{7561}
Installation of Conventional Duo-Cone Seals{7561}

Installation of Inverted Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561}

Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}
Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Specifications

Rear Axle Housing
785 TRUCK POWER TRAIN

Reuse And Salvage Guidelines

Weld Repair Procedure for the Rear Axle A-Frame and Rear Axle Housing on 785, 789, 793, and 795F Off-Highway Trucks {0679, 3260}
Weld Repair Procedure for the Rear Axle A-Frame and Rear Axle Housing on 785, 789, 793, and 795F Off-Highway Trucks {0679, 3260}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}
Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}

Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795 Off-Highway Truck {0599, 0679, 0722, 3260, 3268, 7185}
Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795 Off-Highway Truck {0599, 0679, 0722, 3260, 3268, 7185}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Procedure for Filtering Off-Highway Truck Rear Axle Oil {0680, 0768, 3260, 4050}
Procedure for Filtering Off-Highway Truck Rear Axle Oil {0680, 0768, 3260, 4050}

Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}

Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}
Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}

Cleaning Rear Axle Housings of 785, 789 and 793 Off-Highway Trucks{3260, 4050, 4208}
Cleaning Rear Axle Housings of 785, 789 and 793 Off-Highway Trucks{3260, 4050, 4208}

Disassembly and Assembly

Duo-Cone Floating Seals
785 OFF-HIGHWAY TRUCK POWER TRAIN

Final Drives, Rear Wheel Bearings And Duo-Cone Seals
785 OFF-HIGHWAY TRUCK POWER TRAIN

Rear Axle Housing (Spindle)
785 OFF-HIGHWAY TRUCK POWER TRAIN

Front Axle
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Rear Axle Stabilizer Rod
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Rear Frame Support And Axle Housing Assembly
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Service Magazine

New Duo-Cone Seal Installer Is Available{0600,4051}
1985/04/22

New Duo-Cone Seal Groups Used in Service and Parking Brake Groups{4251,7561}
1985/11/25

Two New Installers Available For The Two Types Of Large Duo-cone Seals {0727,4052,4251}
1986/12/01

Lists Of Duo-Cone Seals And Oil Recommendations{3258,4050,4208}
1988/09/05

Stronger, Longer Ring Gear Retainers For Final Drives {4054,4084}
1988/11/28

Procedure To Prevent Rear Wheel Bearing Cones From Rotating On Axle Housing{4234,4205}
1991/03/04

Breather Moved To New Location On Rear Axle Housing Groups {3260}
1991/04/01

Procedure To Prevent Rear Wheel Bearing Cones From Rotating On Axle Housing{4234,4205}
1991/07/08

Improved Rear Wheel Groups Prevent Bearing Cones From Rotating On Axle Housing {4208,4205,4234}
1991/10/21

New Stud Allows Increased Torque On Differential-To-Transmission Nut; Increased Torque On Differential-To-Axle Housing Nut{3258,3260,3150}
1991/10/28

New A-Frame Bearing Retainer Plates {3260}
1993/06/14

New A-Frame Bearing Retainer Plates{3260}
1993/07/26

Bearings Are Used To Prevent Seizure Of Rear Suspension Cylinder Pins {3260,7051,7213}
1993/10/18

New Pinion And Seal Assembly Replaces The Former Carbon Seal{3280,3254,3250}
1994/02/07

Differential Carrier Now Has A Tighter Fit Into The Rear Axle Housing{3284}
1994/06/20

Undersize Bearing Cone Available For The Axle Housing Outer Wheel Bearing{4215}
1995/05/01

Correct Rear Axle Housing And Final Drive Oil Levels Improve Service Life{4070}
1995/12/11

Effectivity Of Upgrades To Remanufactured Transmissions, Torque Converters And Wheel Assemblies {3001,4051}
1996/10/07

New Sight Gauge On Rear Axle Housing Improves Serviceability {3260}
1997/02/24

Special Instructions Now Available For Axle Lubrication And Filtration For 785 And 785B Off-Highway Trucks {3004,3260}
1997/06/23

Inner Duo-Cone Retainers Are Hardened For Increased Service Life In Front Wheel Groups {4208,7261}
1997/06/30

Duo-Cone Seal Assemblies With A Toric Available For Tractors And Trucks{4006,7555,4251,7561}
1997/08/04

Retrofit Kits Available For Rear Axle Lube And Filtration{4051,3258,3260,7601}
1997/09/22

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Updated Information For Improved Duo-Cone Seal Retainers On Certain Off-Highway Trucks{4251,4267,7561}
1998/03/09

Off-Highway Truck Duo-Cone Seal Service Tools And Installation Video Now Available{7561}
1999/02/01

Corrections to Oil Level Maintenance in the Operation and Maintenance Manuals {3258, 3260, 4050}
2000/02/07

The Oil Levels for the Differential and Final Drive Need to be Properly Maintained {3258, 3260, 4050}
2000/02/07

New Plate Design Improves Service Life of Pin {3260}
2000/05/08

Change in Oil Change Interval for the Final Drive and the Rear Axle in Off-Highway Trucks {4000, 4050, 7000, 7560, 7581}
2011/03/07

The Magnetic Drain Plugs on the Rear Axle Housing are Longer and Larger {3260}
2000/10/30

Inspect the Rear Axle A-Frame and the Differential Housing at Every 500 SMU {3260}
2003/04/21

Increased Torque Required on A-Frame Bearing Cap Bolts for Certain Off-Highway Trucks {3260, 7050}
2003/11/24

A-Frame Bearing to Cross-Tube Bolts Require Decreased Torque {3260, 7050}
2003/11/24

End Play Between the Rear Axle Housing A-Frame And the Main Frame Is Now Adjusted With A Shim Pack {3260, 7050}
2003/11/24

Correction to Specifications, SENR4005, "785 Truck Power Train" , "Rear Axle Housing" {3260}
2003/11/24

Correction to Specifications, SENR3588, "785 Truck Power Train" , "Rear Axle Housing" {3260}
2003/11/24

Product Information Guide, SEBF1015, "Improving Component Durability" , "Final Drives and Differentials" is now available {3258, 3282, 4050}
2008/12/29

Tools Allow Calibration of Preload Adjusters for Wheel Bearings {0766, 0783}
2004/12/27

Effectivity of Upgrades to Remanufactured Transmissions, Torque Converters and Wheel Assemblies {3030, 3101, 4051}
2007/04/02

Reuse Information on the Components in the Drive Train {3278, 4050}
2008/03/31

Available Seal Assembly For Off-Highway Truck Wheel And Brake Assembly Requires Proper Installation In Order To Improve Seal Reliability. {4051, 4251, 4267}
2009/02/16

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/07/03

A Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795F AC Off-Highway Trucks is Available {0599, 0679, 0722, 3260, 3268, 7185}
2015/08/31

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

Installation of Conventional Duo-Cone Seals{7561}
Installation of Conventional Duo-Cone Seals{7561}

Installation of Inverted Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}

Reuse And Salvage Guidelines

Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}
Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}

Repair of Web Cracks In Final Drive Planetary Carriers {4092}
Repair of Web Cracks In Final Drive Planetary Carriers {4092}

Contamination Control Guidelines

Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}
Cleaning Rear Axle Housing Assemblies of 785, 789, and 793 Off-Highway Trucks{3260, 4001, 4002, 4006, 4050, 4208}

Reuse And Salvage Guidelines

Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}
Thermal Spray Procedures for OHT Rear Duo-Cone Seal Retainer and Spacer {0679, 4051, 4201, 4251, 4267}

Special Instruction

Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}
Assembly and Installation of Conventional Duo-Cone Seals{7561, 7561}

Installation of Conventional Duo-Cone Seals{7561}
Installation of Conventional Duo-Cone Seals{7561}

Installation of Inverted Duo-Cone Seals{7561}
Installation of Inverted Duo-Cone Seals{7561}

Tool Operating Manual

Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}
Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}

Reuse And Salvage Guidelines

Procedure to Inspect and Repair the Front Wheels on 785 - 797 Off-Highway Truck {0599, 0700, 0730, 0731, 4006, 4200, 4209, 4251}
Procedure to Inspect and Repair the Front Wheels on 785 - 797 Off-Highway Truck {0599, 0700, 0730, 0731, 4006, 4200, 4209, 4251}

Service Magazine

Two New Installers Available For The Two Types Of Large Duo-cone Seals {0727,4052,4251}
1986/12/01

Vertical Wheel Bearing Adjustment Procedures For Cast Wheels And Fabricated Wheels {4001, 4201}
2004/02/23

The Fluid Recommendation and Front Wheel Bearing Cover Has Been Updated on the Wheel and Brake Group of Certain Off-Highway Trucks {4006, 4201, 4205}
The Fluid Recommendation and Front Wheel Bearing Cover Has Been Updated on the Wheel and Brake Group of Certain Off-Highway Trucks {4006, 4201, 4205}

Reuse And Salvage Guidelines

Off-Highway Truck Final Drive Planetary Carrier {0760, 0761, 4084}
Off-Highway Truck Final Drive Planetary Carrier {0760, 0761, 4084}

Thermal Spray Procedures for OHT Planetary Carrier - Pin Bores{0679, 4084}
Thermal Spray Procedures for OHT Planetary Carrier - Pin Bores{0679, 4084}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

Identification of Non-Metallic Discs that are Used in Power Shift Transmissions {3030, 3155}
Identification of Non-Metallic Discs that are Used in Power Shift Transmissions {3030, 3155}

Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}
Repair of Reaction Dowel Holes in Transmission Clutch Housings {3030, 3155, 3169}

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Special Instruction

"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}

Specifications

Traction Control Valve
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Speed Sensor (Transmission)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Pressure Switch (Air)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Speed Sensor
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Systems Operation

General Information
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Electronic Control Module (Traction Control System)
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Solenoid Valves
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Sensors
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Switches
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Traction Control Valve
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Testing and Adjusting

General Information
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Functional Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Machine Preparation for Troubleshooting
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Towing
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Stationary Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Troubleshooting Notes
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking Brake Release Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking Brake Control Pressure - Test
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Parking and Secondary Brake Release System Leakage - Check
740 Articulated Truck, 768C, 769C, 769D, 772B, 773B, 773D, 773E, 773F, 776, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777F, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793, 793B, 793C and 793D Off-Highway Trucks and 771C, 771D, 775B, 775D, 775E and 775F Quarry Trucks Automatic Electronic Traction Aid (AETA)

Disassembly and Assembly

Automatic Electronic Traction Aid Hydraulic Control Valve
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Special Instruction

Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}
Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}

Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}
Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Improved Method for Installing the Actual Gear Position Sensor {1439, 3061}
Improved Method for Installing the Actual Gear Position Sensor {1439, 3061}

Service Letter-NACD

Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions
Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}
Replacement Solenoid Valves May Fail on Certain Transmissions {3073, 3167, 3174, 5479, 7499}

Specifications

Transmission Hydraulic Control Group
785 TRUCK POWER TRAIN

Transmission Hydraulic Control Group (3T288)
785 TRUCK POWER TRAIN

Service Letter-China

Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions
Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions

Service Letter-Asia

Reuse And Salvage Guidelines

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Individual Clutch Modulation (ICM) Control Valves{3065, 3139}
Individual Clutch Modulation (ICM) Control Valves{3065, 3139}

Service Letter-APD

Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions
Product Support Program For Adjustments Affecting Dual Stage Relief Valve In Transmission Control Group On Certain 785 Trucks, 789 Trucks, and Spare Transmissions

Bench Test Procedures

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Disassembly and Assembly

Transmission Hydraulic Control Valves
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Erratic Transmission Shifting On Machines Equipped With Individual Clutch Modulation (ICM) Transmission Controls{3167}
1990/01/08

New Speed Sensor For Individual Clutch Modulation Transmission Controls{3175,3168}
1986/06/30

New Detent Spring Assembly Used In Selector And Pressure Control Valve Group In Transmission Hydraulic Control Groups{3152,3167}
1986/09/29

New Shafts And Shaft Assembly Replace Former Coupling Assemblies In Transmission Hydraulic Control Groups {3167}
1987/01/26

Stronger Detent Cam Pin Arrangement Used In Selector And Pressure Control Valve Group Of Transmission Hydraulic Controls {3152,3158}
1988/01/25

Improved System Relief Spring Used In Selector And Pressure Control Valve Group Of Transmission Hydraulic Controls{3152}
1988/03/28

New Transmission Pressure Control Group Used {3167}
1989/02/06

New Transmission Control Switch Used In Transmission Hydraulic Controls {3168,3171}
1989/08/07

New Switch Drive Coupling Assembly Used In Transmission Hydraulic Controls {3167,3168}
1989/09/04

Check Rotary Actuator Stop Vane Bolts{3158,3167}
1990/04/02

Identifying Harness Codes For ICM (Individual Clutch Modulation) Transmission Controls{3168}
1990/04/09

Check Load Piston Bodies When Rebuilding Individual Clutch Modulation Control Valves{3152}
1990/04/09

Wider Support Assembly Prevents Breakage Of 9W7008 Detent Springs In Selector And Pressure Control Groups Of ICM Transmission Hydraulic Controls{3167}
1990/07/16

Correct Procedure To Adjust The Dual Stage Relief Valve (Station D){3152}
1991/03/04

Probable Causes Of Transmission Hunting In Individual Clutch Modulation (ICM) Transmissions{3150,3167}
1991/09/30

New ICM Transmission Control Actual Gear Switch{3175}
1992/06/29

New ICM Transmission Control Speed Sensor{3175}
1992/07/13

Spool-type Shift Solenoids Used In ICM Transmission Controls{3152,3150}
1992/10/12

New Spring Saves O-Ring Seal In ICM Controls{3150}
1993/06/28

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

Load Piston Body Changes In ICM Pressure Control Valve Group{3073,3030}
1998/05/04

New Load Piston Body Available In ICM Pressure Control Valve Group {3073,3152,3167}
1998/10/19

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

An Improved Solenoid Valve Group Is Used In Transmissions With ICM For Increased Reliability And Longer Service Life {3124, 3167, 3174}
2009/07/20

A New Transmission Harness and a New Position Sensor Group Are Now Used on Certain Cat Products {1408, 1439, 3167}
2009/11/05

New Hasps In Oil Filler Group And Oil Level Gage Group Provide Increased Protection Against Vandalism {1316,1326,7315}
1993/02/15

Special Instruction

Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}
Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Bench Test Procedures

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Service Magazine

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

Special Instruction

Removal and Installation of the Differential and Bevel Gear Group and the Final Drive and Wheel Group Assemblies for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793, 793B and 793C Off-Highway Truck/Tractor{3256, 3258, 3281}
Removal and Installation of the Differential and Bevel Gear Group and the Final Drive and Wheel Group Assemblies for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793, 793B and 793C Off-Highway Truck/Tractor{3256, 3258, 3281}

Installation of Bevel Gear, Differential And Differential Housing (Flange Half) on Certain Cat Products {3256, 3258, 3281}
Installation of Bevel Gear, Differential And Differential Housing (Flange Half) on Certain Cat Products {3256, 3258, 3281}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Service Letter-NACD

Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket
Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Specifications

Differential Group
785 TRUCK POWER TRAIN

Differential And Bevel Gear
785 TRUCK POWER TRAIN

Differential Group
785 TRUCK POWER TRAIN

Differential And Bevel Gear
785 TRUCK POWER TRAIN

Tool Operating Manual

226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}
226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}

Service Letter-China

Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket
Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket

Service Letter-Asia

Reuse And Salvage Guidelines

Salvage of Differential Bearing Cage on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Bearing Cage on Off-Highway Trucks {3258, 3283, 3284}

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Salvage of Final Drive and Differential Thrust Washer Used in Off-Highway Trucks, Tractors, and Wheel Loaders {0677, 0760, 3258, 3284, 4050, 4055, 4201}
Salvage of Final Drive and Differential Thrust Washer Used in Off-Highway Trucks, Tractors, and Wheel Loaders {0677, 0760, 3258, 3284, 4050, 4055, 4201}

Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal {0679, 3258, 3284}
Thermal Spray Procedures for Wheel Loaders, Off-Highway Trucks and Tractors, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential - Support Bearing Journal {0679, 3258, 3284}

Thermal Spray Procedures for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End {0679, 3258, 3284}
Thermal Spray Procedures for Wheel Loaders, Articulated Trucks, Wheel Tractors, Compactors, and Integrated Toolcarriers Differential Case - Flange End {0679, 3258, 3284}

Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}
Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}

Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}
Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}

Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}
Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}

Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}
Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}

Contamination Control Guidelines

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}

Information Release Memo

CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS
CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS

Service Letter-APD

Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket
Lifting Capacity Of 8T3238 Lifting Bracket Group Used For 785, 789, 793 Truck Differentials Needs To Be Stamped On Bracket

Disassembly and Assembly

Differential And Carrier
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Adjustable Differential Thrust Stops Now Have A Preload{3258}
1986/04/28

Square-Head Pins Can Be Used In Place Of Dowels To Prevent Rotation Of Thrust Washers And Retainers In Differentials{3258}
1986/06/02

Different Oil And Extended Oil Change Intervals Recommended For Final Drives, Differentials And Front Wheel Bearings{3258,4050,4208}
1986/06/23

New Nuts Used In Differential And Bevel Gear Groups {3280,3258,3006}
1987/08/31

Correct Oil For Differentials And Final Drives{3263,3265,4070}
1988/04/04

Lists Of Duo-Cone Seals And Oil Recommendations{3258,4050,4208}
1988/09/05

New Differential Groups, And Differential And Bevel Gear Groups Used {3258,3280}
1989/05/29

Check Differential Pinion Bearing Retainer Bolts Whenever Transmission Is Removed {3254,3269}
1990/02/05

New Stud Allows Increased Torque On Differential-To-Transmission Nut; Increased Torque On Differential-To-Axle Housing Nut{3258,3260,3150}
1991/10/28

Differential Bevel And Pinion Gear Installation {3280,3258,3254,3250}
1992/03/23

New Pinion And Seal Assembly Replaces The Former Carbon Seal{3280,3254,3250}
1994/02/07

Differential Carrier Now Has A Tighter Fit Into The Rear Axle Housing{3284}
1994/06/20

New Screen Assembly Prevents Large Debris From Transferring Into Differential Compartment {4051,3258}
1994/12/19

New Bevel Pinion Tapered Bearing Setting Procedure Used In The Differential And Bevel Gear Group {3257,3258,3280,7551}
1996/09/02

Higher Viscosity Oil Should Be Used In Certain Final Drives And Differentials {4070,0645}
1996/12/16

New Differential Pinion Bearing Setting Tool And Procedure Available{3258}
1997/05/19

Differential Gear Shroud Is Available To Lower Oil Temperature {3258}
1997/07/07

New Differential Pinion Bearing Setting Tool And Procedure Available{3258}
1997/09/22

Retrofit Kits Available For Rear Axle Lube And Filtration{4051,3258,3260,7601}
1997/09/22

Longer Studs Or Bolts And Spacers Will Improve Assembly Between Differential And Differential Housing {3258,3283}
1998/01/26

Use FT2546 Preload Tool To Adjust Pinion Bearing Preload {3254}
1998/03/30

Corrections to Oil Level Maintenance in the Operation and Maintenance Manuals {3258, 3260, 4050}
2000/02/07

The Oil Levels for the Differential and Final Drive Need to be Properly Maintained {3258, 3260, 4050}
2000/02/07

New Procedure For The Adjustment Of The Differential Thrust Pin {3258, 3260, 3284}
2000/02/07

A Correction to the Setting Tool for the Bearing for the Differential Pinion and to the Setting Procedure {3256, 3258, 3281}
2002/08/12

New Special Instruction Manuals and New Mechanic's Checklist Pads are Available {0374}
2001/02/05

Proper Differential Warmup and Break-In Can Extend the Service Life of Differential Bearings on Certain Off-Highway Trucks {3258}
2012/06/01

Cat Reman Announces the Addition of Drivetrain Components for Large Mining Trucks {3030, 3101, 3105, 3258, 4050, 4205, 5102, 7000}
2014/10/14

Cat Reman Announces the Addition of Power Train Components for Mining Trucks {3030, 3258, 4008, 4051, 4201, 4251, 4267}
2015/07/03

Special Instruction

Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542}
Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Tool Operating Manual

226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561}
226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561}

226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}
226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}

Reuse And Salvage Guidelines

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Salvage of Final Drive and Differential Thrust Washer Used in Off-Highway Trucks, Tractors, and Wheel Loaders {0677, 0760, 3258, 3284, 4050, 4055, 4201}
Salvage of Final Drive and Differential Thrust Washer Used in Off-Highway Trucks, Tractors, and Wheel Loaders {0677, 0760, 3258, 3284, 4050, 4055, 4201}

Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}
Salvage of Differential Housing Assembly Used on Off-Highway Trucks {3258, 3283, 3284}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Thermal Spray Procedures for Differential Case - Housing Face & Pinion Thrust Face {3283}
Thermal Spray Procedures for Differential Case - Housing Face & Pinion Thrust Face {3283}

Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}
Thermal Spray Procedures for OHT Differential Housing - Housing and Side Thrust {0374, 0599, 0679, 3258, 3281}

Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}
Thermal Spray Procedures for OHT Cage - Bearing{0679, 3258, 3281}

Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}
Thermal Spray Procedures for OHT Differential Carrier Assembly {0374, 0599, 0679, 3258, 3281, 3284}

Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}
Thermal Spray Procedures for OHT Differential Carrier{0679, 3258, 3284}

Contamination Control Guidelines

Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}

Service Magazine

Product Information Guide, SEBF1015, "Improving Component Durability" , "Final Drives and Differentials" is now available {3258, 3282, 4050}
2008/12/29

Proper Differential Warmup and Break-In Can Extend the Service Life of Differential Bearings on Certain Off-Highway Trucks {3258}
2012/06/01

Cat Reman Announces the Addition of Drivetrain Components for Large Mining Trucks {3030, 3101, 3105, 3258, 4050, 4205, 5102, 7000}
2014/10/14

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Reuse And Salvage Guidelines

Repair of Web Cracks In Final Drive Planetary Carriers {4092}
Repair of Web Cracks In Final Drive Planetary Carriers {4092}

Disassembly and Assembly

Pump Drive
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Reuse And Salvage Guidelines

Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}
Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}

Service Magazine

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640}
1977/04/25

Tool Operating Manual

345-1236 Lifting Bracket{0599, 0629, 0632, 6605}
345-1236 Lifting Bracket{0599, 0629, 0632, 6605}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Special Instruction

Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}
Guidelines for the Use of Clean Out Filters for the Hydraulic Oil System and for the Power Train Oil System{3067, 5068}

Specifications

Rear Axle Oil Filter
REAR AXLE HYDRAULIC SYSTEM

Oil Filter For Torque Converter
785 TRUCK POWER TRAIN

Oil Filters For Transmission, Transmission Oil Cooler And Parking Brake Release System
785 TRUCK POWER TRAIN

Oil Filter For Torque Converter (4T4760)
785 TRUCK POWER TRAIN

Oil Filters For Transmission And Parking Brake Release System (6P4603)
785 TRUCK POWER TRAIN

Oil Filter for Parking Brake System
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Disassembly and Assembly

Transmission Filters
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Filter Group
785 OFF-HIGHWAY TRUCK POWER TRAIN

Brake Oil Filter
785 OFF-HIGHWAY TRUCK VEHICLE SYSTEMS

Service Magazine

New Cover, Gasket And Spring Used In Torque Converter Oil Filter Group{3103,3179}
1987/04/06

New Drain Port In Torque Converter Filter Base {3164,3169}
1988/08/29

New Hydraulic Tank Breather Filter And Line Components Used In Torque Converter And Filter Lines Group {5056}
1990/03/26

Transmission Filter Tube Assembly Changed To Hose Assembly To Resist Vibration Damage{3154}
1990/06/04

Lubricating Oil Recommendations For All Caterpillar Off-Highway Trucks And Tractors{7581,0645,3150,3179}
1990/07/09

Breather Moved To New Location On Rear Axle Housing Groups {3260}
1991/04/01

6E1473 Torque Converter Outlet Screen Assembly Should Be Cleaned At 500 Hour Intervals{3000,3004}
1992/09/07

Pressure Sensing Switches Have Been Added To Monitor Filters And Screens {7450,7475}
1992/09/28

Normal Operation And Troubleshooting The Electronic Monitoring System (EMS) Transmission Oil Filter Light {7450,7475}
1992/09/28

New Torque Converter Inlet Filter Housing Assembly Improves Sealing{3004}
1993/06/28

Special Instructions Now Available For Axle Lubrication And Filtration For 785 And 785B Off-Highway Trucks {3004,3260}
1997/06/23

Guard Assembly Available To Protect Rear Axle Filtration System And Lube Lines {3004,7150}
1998/01/05

Change in Performance Rating of the 4T-3131 Filter Element {3004}
2000/01/24

New 20 Micron Filters are Available for Rear Axle Lubrication {3004, 5068}
2001/12/10

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

Optional High Efficiency Filters Are Now Available {3004, 5068}
2007/12/17

Understanding Transmission Filter Plugging Events {3004, 3067}
2007/04/02

New Advanced Efficiency Filters Are Now Available for the Transmission Assembly and the Torque Converter Assembly {1408, 1435, 3004, 3067, 5068}
2010/03/05

New Advanced Efficiency Filters Should Be Used in the Transmission Assembly and the Torque Converter Assembly on Certain Off-Highway Trucks/Tractors {3067}
2010/12/23

New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Specifications

Transfer Gears
785 TRUCK POWER TRAIN

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Reuse And Salvage Guidelines

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}
"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}

Disassembly and Assembly

Transmission And Transfer Gears
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Longer Bolts With New Washers Used On Transmission Input Transfer Gear Groups{3159}
1988/03/21

New Seals Used In Torque Converter Group And Transfer Gear Group{3101,3159}
1989/08/28

New Gears Used In Transmission Transfer Input Gear Group{3159,3010}
1990/11/26

New Seal Rings For Transmission Rotating Clutch And Transfer Gears Have More Lubrication Slots{3160,3159,3186}
1991/03/25

A New Lip Seal Is Used in the Transmissions of Large Off-Highway Trucks {3030, 3159}
2003/10/13

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

Tool Operating Manual

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}
"White Layer Flaking" of Transfer Gears in Off-Highway Trucks and Tractors{3159}

Special Instruction

Machining a Threaded Hole to Allow the Assembly of a Diffuser Valve in the Rims of Large Off-Highway Trucks {4202, 4203, 4209, 5502, 7461}
Machining a Threaded Hole to Allow the Assembly of a Diffuser Valve in the Rims of Large Off-Highway Trucks {4202, 4203, 4209, 5502, 7461}

Service Magazine

A Diffuser for Rims is Now Available on Certain Off-Highway Trucks {4203, 5502, 7461}
A Diffuser for Rims is Now Available on Certain Off-Highway Trucks {4203, 5502, 7461}

Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

New Bevel Pinion Tapered Bearing Setting Procedure Used In The Differential And Bevel Gear Group {3257,3258,3280,7551}
1996/09/02

Special Instruction

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Reuse And Salvage Guidelines

Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}
Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}

Special Instruction

Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}
Hose and Coupling Assembly and Repair Process Guide{0684, 3016, 3103, 3154, 4133, 4257, 4304, 5057, 7554}

O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}
O-Rings - Radial, Fitting Assembly O-Rings and Other O-Ring Applications {0599, 0738, 4000, 4250, 4300, 5050, 5057, 7555}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Service Magazine

Longer Bolt Used In Transmission Oil Lines Group{3154}
1990/06/04

Color Coded Dust Caps for S·O·S Ports Will Be Available {7770}
2003/12/01

A New Brake Cooling Screen is Available for Improved Service Life {1374, 1380, 3016, 3154, 5057}
2003/02/10

New Parts are Available for the Power Train Filter Lines {3016, 3154}
2008/10/20

Reuse And Salvage Guidelines

Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}
Replacing Tubes In Housings That Are Installed With Mechanical Joints (Expanded and Welded) {3016, 3154, 4104, 4133, 5057}

Service Magazine

New Bolt and Locknut Used to Hold Baffle Tube Assembly in Hydraulic and Transmission Tank{5056,3154,3177,5057}
1989/11/20

New Bolt And Spacer Move Transmission Scavenge Line Closer To A-Frame {3154}
1990/05/28

Longer Bolt Used In Transmission Oil Lines Group{3154}
1990/06/04

Transmission Filter Tube Assembly Changed To Hose Assembly To Resist Vibration Damage{3154}
1990/06/04

New Parts Are Now Used In the Transmission Oil Lines on Certain Off-Highway Trucks {3016, 3154}
2009/11/13

Special Instruction

Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}
Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}

Installation or Modification of Transmission Rotary Actuator Group{3150}
Installation or Modification of Transmission Rotary Actuator Group{3150}

Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}
Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}

Procedure to Clean Off-Highway Truck and Tractor-Scraper Power Train Oil Systems{3000, 3004}
Procedure to Clean Off-Highway Truck and Tractor-Scraper Power Train Oil Systems{3000, 3004}

Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}
Installation of 6T9290 Valve Group as Replacement for 9P0222 Valve Group{3174, 3183}

Retrofit Procedure For Improved Torque Converter and Hoist Filtering System{3103, 3067, 3100}
Retrofit Procedure For Improved Torque Converter and Hoist Filtering System{3103, 3067, 3100}

Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}
Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}

Installation Procedure for 7T6337 Transmission Speed Sensor{3175}
Installation Procedure for 7T6337 Transmission Speed Sensor{3175}

Service Letter-NACD

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Service Letter-Australia

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Service Letter-CFEL

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Service Letter-CSARL

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Service Letter-Americas

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Service Letter-Brazil

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Specifications

Oil Pump Drive For Transmission, Steering And Hoist Pumps 6G9580
785 TRUCK HYDRAULIC SYSTEM

Relief Valve For Rear Brake Oil Coolers 9T5210
785 TRUCK HYDRAULIC SYSTEM

Transmission Control Group
785 TRUCK POWER TRAIN

Transmission Neutralizer Group (Body Raise Switch)
785 TRUCK POWER TRAIN

Oil Pump For Transmission
785 TRUCK POWER TRAIN

Lockup Clutch And Synchronizing Valve Group
785 TRUCK POWER TRAIN

Inlet Relief Valve For The Torque Converter
785 TRUCK POWER TRAIN

Outlet Relief Valve For The Torque Converter
785 TRUCK POWER TRAIN

Oil Filter For Torque Converter
785 TRUCK POWER TRAIN

Oil Filters For Transmission, Transmission Oil Cooler And Parking Brake Release System
785 TRUCK POWER TRAIN

Main Drive Shaft Group
785 TRUCK POWER TRAIN

Transmission
785 TRUCK POWER TRAIN

Transmission Hydraulic Control Group
785 TRUCK POWER TRAIN

Transmission Speed Sensor
785 TRUCK POWER TRAIN

Lubrication Relief Valve For Transmission
785 TRUCK POWER TRAIN

Transmission Relay Valve
785 TRUCK POWER TRAIN

Selector Group
785 TRUCK POWER TRAIN

Rear Axle Housing
785 TRUCK POWER TRAIN

Rear Wheel Group
785 TRUCK POWER TRAIN

Rear Wheel Brake Group
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Transmission Control Group (5T6545)
785 TRUCK POWER TRAIN

Transmission Speed Sender (3T29)
785 TRUCK POWER TRAIN

Transmission
785 TRUCK POWER TRAIN

Transmission Relay Valve (7T50)
785 TRUCK POWER TRAIN

Main Drive Shaft
785 TRUCK POWER TRAIN

Inlet Relief Valve For The Torque Converter (3P348)
785 TRUCK POWER TRAIN

Outlet Relief Valve For The Torque Converter (3P349)
785 TRUCK POWER TRAIN

Lockup Clutch And Synchronizing Valve Group (7T15)
785 TRUCK POWER TRAIN

Transmission Hydraulic Control Group (3T288)
785 TRUCK POWER TRAIN

Selector Group (3T290)
785 TRUCK POWER TRAIN

Rear Axle Housing
785 TRUCK POWER TRAIN

Rear Wheel Group
785 TRUCK POWER TRAIN

Adjustment Of The Rear Wheel Bearings
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Service Letter-China

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Service Letter-Asia

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Systems Operation

Systems Operation
OFF-HIGHWAY ACTUAL GEAR INDICATOR

Service Letter-APD

Certain 6Y7268 Springs Need To Be Removed From Parts Stock
Certain 6Y7268 Springs Need To Be Removed From Parts Stock

Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks
Product Support Program For Updating The Rear Wheels On Certain 785, 785B, 789, And 789B Trucks

Testing and Adjusting

Testing And Adjusting
OFF-HIGHWAY ACTUAL GEAR INDICATOR

Disassembly and Assembly

Engine
3512 VEHICULAR ENGINE FOR 785 TRUCK

Service Magazine

Erratic Transmission Shifting On Machines Equipped With Individual Clutch Modulation (ICM) Transmission Controls{3167}
1990/01/08

New Overlay Should Be Put On 6V4050 Transmission Shift Analyzer For Use On 785 Trucks{0783}
1985/03/25

Correct Installation Of Oil Sequence Valves{1304}
1985/04/22

New Duo-Cone Seal Installer Is Available{0600,4051}
1985/04/22

Improved Charging Valve For Accumulators And Suspension Cylinders{7107,7201}
1985/06/17

New Duo-Cone Seal Groups Used in Service and Parking Brake Groups{4251,7561}
1985/11/25

Repair Of Speed Sensor Harness On Electronically Controlled Transmissions{3168,3175}
1986/01/13

Different Oil And Extended Oil Change Intervals Recommended For Final Drives, Differentials And Front Wheel Bearings{3258,4050,4208}
1986/06/23

New Speed Sensor For Individual Clutch Modulation Transmission Controls{3175,3168}
1986/06/30

New Exhaust (Shuttle) Valve Assembly Used In Rotary Actuators, Lock-Up Clutch And Synchronizing Valve Groups, And Selector Valve Groups{3124,3152}
1986/09/01

New Spring Maintains Higher Lockup Clutch Pressure{3124}
1986/09/01

New Detent Spring Assembly Used In Selector And Pressure Control Valve Group In Transmission Hydraulic Control Groups{3152,3167}
1986/09/29

New Transmission Wiring Harnesses Used{3168}
1986/10/20

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640}
1977/04/25

Maintenance (Replacement) Recommendation For Spider And Bearing Assembly At Each End Of Main Drive Shaft{3251,3253}
1987/03/23

New Cover, Gasket And Spring Used In Torque Converter Oil Filter Group{3103,3179}
1987/04/06

Spindle Group Available For Bench Testing Transmissions{0783,3150}
1987/07/13

New Switch Group Available For Transmission Neutralizer Groups{3181,3171}
1987/11/23

Improved Components Used In Electronic Speed Sensor Groups And Transmission Planetary Groups{3175}
1987/12/21

Longer Bolts With New Washers Used On Transmission Input Transfer Gear Groups{3159}
1988/03/21

Usage Of Electronic Transmission Controls{3168}
1988/09/12

Stronger, Longer Ring Gear Retainers For Final Drives {4054,4084}
1988/11/28

Oil Cooler Bypass Elbow Changed To Prevent Bypass Valve Seizure{1314,1318}
1988/12/12

New Crankshaft Seal Adapter O-Ring Seal Is Made Of Higher Temperature Material{1160,1161}
1989/01/23

New Bead Seat Band Used On Five-Piece Rims{4202}
1989/02/20

New Ball Bearings With Nylon Cages Used In Some Planetary Groups In Power Shift Transmissions{3190,3169,3170}
1989/03/20

Axle Shafts With Larger Diameter Threads Require 1U8848 Installer{0722,3259,3278,4056}
1989/07/17

New Seals Used In Torque Converter Group And Transfer Gear Group{3101,3159}
1989/08/28

New Universal Joints on Drive Shafts Are Permanently Lubricated{3251,3253}
1989/10/30

Dampers Prevent Failure Of Retaining (Stack) Bolts For Transmission Clutch Housings{3155,3169}
1989/10/30

Make Sure All Lubrication Passages Are Clean After A Transmission Failure{3160}
1990/04/09

Usage Of Transmission Thrust Discs{3187}
1990/05/14

Longer Bolt Used In Transmission Oil Lines Group{3154}
1990/06/04

Lubricating Oil Recommendations For All Caterpillar Off-Highway Trucks And Tractors{7581,0645,3150,3179}
1990/07/09

Drive Shaft Must Be Balanced When Yoke Or Tube Is Replaced Separately{3251,3253}
1990/07/09

Wider Support Assembly Prevents Breakage Of 9W7008 Detent Springs In Selector And Pressure Control Groups Of ICM Transmission Hydraulic Controls{3167}
1990/07/16

Improved Transmission Speed Sensor{3175}
1990/08/13

New Electronic Control Group (Transmission Speed Sensor) Used{3175}
1990/09/03

Bolt Tightening Procedure For Oil Scavenge Pump; Corrections To Service Manual Modules{1312}
1990/09/10

New Transmission Friction Discs Increase Service Life{3187,3155}
1990/10/29

New Wheel Bearing Adjustment Procedures{4208}
1990/11/05

5T5224 Seal and Valve Kit Available For Repair Of 5T7242 And 8X5444 Brake Relay Valves {4280}
1990/11/12

New Gears Used In Transmission Transfer Input Gear Group{3159,3010}
1990/11/26

Correct Handling And Replacement of 3T6962 Pressure Switch Assembly{7332}
1990/12/10

New Transmission Clutch Plates Have A Different Surface Finish{3190,3150}
1991/01/14

New Brake Pedal Provides Additional Floor Clearance{4290}
1991/03/11

New Seal Rings For Transmission Rotating Clutch And Transfer Gears Have More Lubrication Slots{3160,3159,3186}
1991/03/25

New Transmission Center Shaft Bearing Used For Improved Thrust Capability{3160,3189}
1991/09/23

New Stud Allows Increased Torque On Differential-To-Transmission Nut; Increased Torque On Differential-To-Axle Housing Nut{3258,3260,3150}
1991/10/28

New Bearing Used In Transmission Planetary Group{3160,3186}
1992/04/13

New ICM Transmission Control Actual Gear Switch{3175}
1992/06/29

New ICM Transmission Control Speed Sensor{3175}
1992/07/13

Procedure For Removing Paint From The Demountable Rim Group{4200,4202,4210}
1992/09/07

6E1473 Torque Converter Outlet Screen Assembly Should Be Cleaned At 500 Hour Intervals{3000,3004}
1992/09/07

Spool-type Shift Solenoids Used In ICM Transmission Controls{3152,3150}
1992/10/12

New Bearing Used In Reverse Planetary Group{3160,3186}
1992/12/21

New Spring Saves O-Ring Seal In ICM Controls{3150}
1993/06/28

New Torque Converter Inlet Filter Housing Assembly Improves Sealing{3004}
1993/06/28

Magnetic Plug Available For Front Wheels{4201}
1993/06/28

Modification Of Clutch Balance Piston To Improve Transmission Bearing Life{3160}
1993/08/23

Transmission Mounted Torque Converter Relay Valve Is No Longer Used{3137,3100}
1993/12/06

Improved Remanufactured Rear Wheel Groups Use Hardened Parts For Longer Service Life{4051}
1993/12/13

New Retaining Ring Used In Transmission Improves Ring To Groove Retention{3150}
1993/12/13

Publications Available For Off Highway Truck Retrofits{1290,1631,1900,3100,3150}
1994/02/14

Improved Wheel Bearing Cone Anti-Rotation System Prevents Wheel Bearing Cones From Rotating On The Axle Housing{4208,4234}
1994/02/14

Speed Sensor Available With Improved Reliability{1907}
1994/04/11

Differential Carrier Now Has A Tighter Fit Into The Rear Axle Housing{3284}
1994/06/20

New Final Drive Bearings Give Longer Service Life And Are Easier To Install{4055,4092}
1995/04/03

New Weld Procedure Used On Inner Core Of Rear Wheel Assemblies To Improve Service Life{4208}
1995/06/12

Effectivity Of Upgrades To Remanufactured Transmissions, Torque Converters And Wheel Assemblies {3001,4051}
1996/10/07

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Reuse And Salvage Guidelines

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Bench Test Procedures

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Specifications

Transmission Neutralizer Group (Body Raise Switch)
785 TRUCK POWER TRAIN

Service Magazine

New Switch Group Available For Transmission Neutralizer Groups{3181,3171}
1987/11/23

Adjustment Of Bed Raise Switch On Off-Highway Trucks{5131,3191,5705,7258,7332}
1991/06/03

Special Instruction

Procedure to Clean Off-Highway Truck and Tractor-Scraper Power Train Oil Systems{3000, 3004}
Procedure to Clean Off-Highway Truck and Tractor-Scraper Power Train Oil Systems{3000, 3004}

Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}
Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}

Reuse And Salvage Guidelines

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}

Major Non-Engine Power Train Component Receiving and Inspection Report for Off-Highway Trucks{3000, 4000}
Major Non-Engine Power Train Component Receiving and Inspection Report for Off-Highway Trucks{3000, 4000}

Service Magazine

Higher Viscosity Power Train Oil Should Be Used in Certain Applications {4070,0645}
1996/10/28

"Higher Viscosity Power Train Oil" Sticker Has Been Added To The Operation & Maintenance Manual {0645,4070}
1997/03/31

Improved Registration Process for Retrofit Products {1000, 3000, 7000, 7570}
2011/02/17

Shipping Anti-Vandalism Cable Used On Caterpillar Automatic Fire Suppression Nitrogen Actuators{7401}
1988/06/27

Special Instruction

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Service Letter-NACD

Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock
Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Specifications

Rear Axle Oil Pump 125-8648
REAR AXLE HYDRAULIC SYSTEM

Oil Pump Drive For Transmission, Steering And Hoist Pumps 6G9580
785 TRUCK HYDRAULIC SYSTEM

Oil Pump For Transmission
785 TRUCK POWER TRAIN

Oil Pump For Torque Converter And Brakes
785 TRUCK POWER TRAIN

Oil Pump For Transmission (3T260)
785 TRUCK POWER TRAIN

Oil Pump For Torque Converter And Brakes (6T6148)
785 TRUCK POWER TRAIN

Oil Pump for Torque Converter and Brakes
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Electric Powered, Parking and Secondary Brake Pump
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Tool Operating Manual

Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}

Service Letter-China

Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock
Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock

Service Letter-Asia

Reuse And Salvage Guidelines

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Hydraulic Gear Pumps Used in Transmissions {3066, 5073}
Hydraulic Gear Pumps Used in Transmissions {3066, 5073}

Repair Process for Hydraulic Gear Pumps {5073}
Repair Process for Hydraulic Gear Pumps {5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors{5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}

Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 4, 5, and 6) {5061, 5073}

Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}
Removing and Installing Bushings and Pressure Plates in Hydraulic Gear Pumps {5073}

Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}
Specifications For Hydraulic Piston Pump And Motor Components {3083, 3203, 3221, 3222, 4351, 5058, 5069, 5070, 5117}

General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}

Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}
Thermal Spray Procedures for Tyrone Drive Shaft (Pump Gear){0679, 3066, 5073}

Service Letter-APD

Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock
Certain 0R3233 And 0R3860 Scavenge Oil Pumps Need To Be Removed From Parts Stock

Bench Test Procedures

Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}

Bench Test Procedure for Gear Pumps {5073}
Bench Test Procedure for Gear Pumps {5073}

Bench Test Procedure for Hydraulic Piston Pumps{5070}
Bench Test Procedure for Hydraulic Piston Pumps{5070}

Disassembly and Assembly

Torque Converter And Brake Pump
785 OFF-HIGHWAY TRUCK POWER TRAIN

Transmission Pump
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Bolt Tightening Procedure For Oil Scavenge Pump; Corrections To Service Manual Modules{1312}
1990/09/10

Two Scavenge Screens Now Used In Scavenge Oil Pumps{1312}
1991/05/20

New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups {1312}
1998/09/28

Corrections to the Disassembly and Assembly Manuals {3115, 4268, 5073}
2001/03/12

Disassembly and Assembly

Transmission Filters
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Filter Group
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

6E1473 Torque Converter Outlet Screen Assembly Should Be Cleaned At 500 Hour Intervals{3000,3004}
1992/09/07

Pressure Sensing Switches Have Been Added To Monitor Filters And Screens {7450,7475}
1992/09/28

New Torque Converter Inlet Filter Housing Assembly Improves Sealing{3004}
1993/06/28

Special Instructions Now Available For Axle Lubrication And Filtration For 785 And 785B Off-Highway Trucks {3004,3260}
1997/06/23

Guard Assembly Available To Protect Rear Axle Filtration System And Lube Lines {3004,7150}
1998/01/05

Special Instruction

Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}
Tool and Specification Chart for Conventional Duo-Cone Seal Groups {0599, 7561}

Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}
Inspection of the Duo-cone Seal Gp{4050, 4051, 7561}

Service Magazine

Final Drive Duo-Cone Seal Assembly Information Update {7561}
2009/01/26

Determining the Severity of a Leak of the Duo-cone Seal Gp {4050, 4051, 7561}
2010/02/25

Specifications

Drive Shaft For Oil Pump Drive 6G9350 (earlier) 8W4451 (later)
785 TRUCK HYDRAULIC SYSTEM

Drive Shaft For Oil Pump Drive
785 TRUCK POWER TRAIN

Main Drive Shaft Group
785 TRUCK POWER TRAIN

Main Drive Shaft
785 TRUCK POWER TRAIN

Drive Shaft For Pump Drive
785 TRUCK POWER TRAIN

Drive Shaft For Oil Pump Drive 6G9350 (earlier) 8W4451 (later)
785 TRUCK STEERING SYSTEM

Drive Shaft For The Oil Pump Drive
785 TRUCK HYDRAULIC SYSTEM

Reuse And Salvage Guidelines

Universal Joints and Drive Shafts {3108, 3251, 3253}
Universal Joints and Drive Shafts {3108, 3251, 3253}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}
Procedure to Machine Damaged Transmission and Differential Yokes {3030, 3253, 3258}

Disassembly and Assembly

Drive Shaft (Main)
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Maintenance (Replacement) Recommendation For Spider And Bearing Assembly At Each End Of Main Drive Shaft{3251,3253}
1987/03/23

New Universal Joints on Drive Shafts Are Permanently Lubricated{3251,3253}
1989/10/30

Drive Shaft Must Be Balanced When Yoke Or Tube Is Replaced Separately{3251,3253}
1990/07/09

Reuse And Salvage Guidelines

Universal Joints and Drive Shafts {3108, 3251, 3253}
Universal Joints and Drive Shafts {3108, 3251, 3253}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Service Magazine

Maintenance (Replacement) Recommendation For Spider And Bearing Assembly At Each End Of Main Drive Shaft{3251,3253}
1987/03/23

New Universal Joints on Drive Shafts Are Permanently Lubricated{3251,3253}
1989/10/30

Drive Shaft Must Be Balanced When Yoke Or Tube Is Replaced Separately{3251,3253}
1990/07/09

Reuse And Salvage Guidelines

Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}
Thermal Spray Procedures for OHT Rear Spindles {0599, 0679, 4006, 4205}

Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}
Thermal Spray Procedures for OHT Front Spindles {0679, 4006, 4205}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}
Filtration Times for Caterpillar Machine Fluid Compartments{0680, 0738, 0768, 3080, 5050, 5056, 5095}

Service Magazine

243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/01

Additional Parts are Available for the Filler Cap {3177, 4332, 5056}
2007/09/17

Truck Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

New Infrared Thermometer Has Narrow, 50:1 Target Ratio, Wide Temperature Range {0776, 1350, 3000, 4000, 4150, 4250}
2006/03/27

Engine News

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Special Instruction

Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}
Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}

Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}
Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}

Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}
Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}

Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}

Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist
Differential Removal and Installation Checklist{0372, 0374, 3258, 3258}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Final Drive Removal and Installation {0372, 0374, 4001, 4001, 4011, 4011, 4050, 4050}

Rim Inspection Guidelines {4202, 4209}
Rim Inspection Guidelines {4202, 4209}

Hose Inspection Form {0374, 0599, 5057, 5057}
Hose Inspection Form {0374, 0599, 5057, 5057}

Tool Operating Manual

Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}
Using the 198-4240 Digital Pressure Indicator Group{0599, 0738, 0788, 1000, 3000, 4000, 5000, 6000}

226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561}
226-2380 Multi-Purpose Lifting Bracket Group{3258, 4050, 4084, 4208, 7561}

142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}
142-1664 Adjustable Lifting Bracket Group{0599, 0629, 0700, 0729, 0757, 1122}

Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}
Base-Mounted Recirculating Parts Washers{0374, 0599, 0680, 0699, 0700}

193-4122 Rear Wheel Bearing Preload Adjuster for 785 Off-Highway Trucks{4201, 4201, 7551}
193-4122 Rear Wheel Bearing Preload Adjuster for 785 Off-Highway Trucks{4201, 4201, 7551}

362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122}
362-0960 Lifting Beam Assembly {0599, 0629, 0700, 0729, 0757, 1122}

149-7173 Bearing Handling Bracket Assembly {0374, 0599, 0629, 0632, 4006, 4008, 7551}
149-7173 Bearing Handling Bracket Assembly {0374, 0599, 0629, 0632, 4006, 4008, 7551}

439-3938, 439-3939, 439-3940, 439-3941, 439-3942, 439-3943 Link Bracket Assemblies {0374, 0599, 0632, 0700, 7000}
439-3938, 439-3939, 439-3940, 439-3941, 439-3942, 439-3943 Link Bracket Assemblies {0374, 0599, 0632, 0700, 7000}

127-8458 Final Drive Disassembly and Assembly Bench {0374, 0599, 0722, 0727}
127-8458 Final Drive Disassembly and Assembly Bench {0374, 0599, 0722, 0727}

146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}
146-1738 Precision Borescope (Hawkeye){0599, 0614, 0644, 0701, 0706, 0708, 0727, 0738}

TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}
TT5000 to TT7000 Torque Turn Wrench Conversion{0374, 0599, 0602, 0677, 79NY}

128-4775 Lifting Bracket Assembly{0599, 0632, 0727, 1122, 4050}
128-4775 Lifting Bracket Assembly{0599, 0632, 0727, 1122, 4050}

420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}
420-2048 Adjustable C-Frame Assembly{0629, 0632, 0738, 4000, 5050, 7000}

HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}
HVOF Identifier 396-9342 Group{0599, 0669, 0679, 7000}

4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}
4-Inch Radial Hose Machine{0374, 0599, 0684, 0738, 5057}

142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000}
142-6893 Adjustable Lifting Bracket Group{0599, 0629, 0632, 0701, 0717, 1000, 4000, 7000}

226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}
226-2380 Adjustable C-Hook Extension{0374, 0599, 0632, 0727, 1122, 3258, 4050, 4084, 4208, 7561}

Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}
Procedures for Using the 212-1503 Portable Parts Washer{0374, 0599, 0680, 0699, 0700}

Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}
Using the 223-2105 Hose Cutting Machine{0374, 0599, 0678, 0684, 0708, 0738, 5057, 6060}

Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}
Crimping XT-3 ES and XT-5 S4G, MCSH, and MCSX Couplings Using 4C-3660, 4C-5052, 4C-5053, 9U-5792, or 9U-7261 Hose Machines{0374, 0599, 0684, 0738, 5057}

243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}
243-0765 Bench Model Hose Machine For Use With the 242-3567 Variable Crimp Die Bowl{0374, 0599, 0684, 0738, 5057}

193-4124 Rear Wheel Bearing Preload Adjuster for 793 Off-Highway Trucks{0374, 0599, 0700, 0722, 0727, 0731}
193-4124 Rear Wheel Bearing Preload Adjuster for 793 Off-Highway Trucks{0374, 0599, 0700, 0722, 0727, 0731}

Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}
Rear Final Drive Brake and Wheel Group Assembly and Disassembly System{0374, 0599, 0700, 0727, 0730, 0731}

Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}

456-4449 Support Device{0374, 0599, 0629, 0632, 0700}
456-4449 Support Device{0374, 0599, 0629, 0632, 0700}

Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}
Installing 457-6030 (C3-290 Controller) on Hose Crimping Machines 233-8048, 286-4354, 286-4355, 275-6199, 286-4353, and 233-8038{0374, 0599, 0684, 0700, 0738, 5057}

442-1750 Lifting Plate{0374, 0599, 0629, 0632, 0700, 1122}
442-1750 Lifting Plate{0374, 0599, 0629, 0632, 0700, 1122}

M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}
M0074040: 509-5085 Lifting Tool Assembly {0374, 0599, 0629, 0632, 3023, 3159, 3160, 5363, 7000}

Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}
Base Mounted Recirculating Parts Washers {0374, 0599, 0680, 0699, 0700}

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}
Procedure to Salvage the Slots for the Pin and Holes for the Reaction Dowel in Transmission Clutch Plates, Pistons, and Housings {3030, 3050, 3169, 3170, 3190}

Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}
Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Transmission Removal and Installation {0372, 0374, 3030, 3030}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Procedure to Inspect and Repair the Front Wheels on 785 - 797 Off-Highway Truck {0599, 0700, 0730, 0731, 4006, 4200, 4209, 4251}
Procedure to Inspect and Repair the Front Wheels on 785 - 797 Off-Highway Truck {0599, 0700, 0730, 0731, 4006, 4200, 4209, 4251}

Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795 Off-Highway Truck {0599, 0679, 0722, 3260, 3268, 7185}
Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795 Off-Highway Truck {0599, 0679, 0722, 3260, 3268, 7185}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Procedure for Filtering Off-Highway Truck Rear Axle Oil {0680, 0768, 3260, 4050}
Procedure for Filtering Off-Highway Truck Rear Axle Oil {0680, 0768, 3260, 4050}

Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}
Procedure for Filtering Final Drives, Rear Axles, and Differentials on Caterpillar Machines {0680, 0768, 3258, 3260, 4050}

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Bench Test Procedures

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Service Magazine

New Overlay Should Be Put On 6V4050 Transmission Shift Analyzer For Use On 785 Trucks{0783}
1985/03/25

New Duo-Cone Seal Installer Is Available{0600,4051}
1985/04/22

Two New Installers Available For The Two Types Of Large Duo-cone Seals {0727,4052,4251}
1986/12/01

General Application Axle Installer Used On Many Different Caterpillar-Built Machines{0622}
1977/09/05

Spindle Group Available For Bench Testing Transmissions{0783,3150}
1987/07/13

Final Drive Bearing Adjustment Tools Available For First Reduction Planetary Gear {0727}
1988/01/25

Several New Tools Available To Help Service 785 And 789 Trucks {0601,0646,0722,0770}
1988/01/25

Extraction Tools For "Live Oil Sampling"{7770,0770,0781,0783,0784}
1988/04/18

Installation Of Valves For Live Oil Sampling{7770,0770,0781,0783,0784}
1988/06/06

Axle Shafts With Larger Diameter Threads Require 1U8848 Installer{0722,3259,3278,4056}
1989/07/17

High Pressure Washer Available For Final Drives And Axle Housings Of Off-Highway Trucks {0680,4050,3260}
1998/02/02

Tools Allow Calibration of Preload Adjusters for Wheel Bearings {0766, 0783}
2004/12/27

Single Purpose Fluid Sampling Valves and Dual Purpose Fluid Sampling Valves Require Different Quick Connect Couplers {0645, 7542}
2004/11/29

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

A Rear Axle Stiffener Installation Procedure for 785, 789, 793 & 795F AC Off-Highway Trucks is Available {0599, 0679, 0722, 3260, 3268, 7185}
2015/08/31

A New Assembly Tool for Number 1 Clutch Supply Tube for 785 - 793 Off-Highway Truck Transmissions is Available {0599, 0700, 0717, 3160}
A New Assembly Tool for Number 1 Clutch Supply Tube for 785 - 793 Off-Highway Truck Transmissions is Available {0599, 0700, 0717, 3160}

Special Instruction

Retrofit Procedure For Improved Torque Converter and Hoist Filtering System{3103, 3067, 3100}
Retrofit Procedure For Improved Torque Converter and Hoist Filtering System{3103, 3067, 3100}

Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}
Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}

Removal and Installation of the Engine and Torque Converter for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793, 793B, 789D, 789D XQ and 793C Off-Highway Truck/Tractor{1003, 1003}
Removal and Installation of the Engine and Torque Converter for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 793, 793B, 789D, 789D XQ and 793C Off-Highway Truck/Tractor{1003, 1003}

Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}
Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Torque Converter Removal and Installation Technician Checklist {0372, 0374, 3101, 3101}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Technical Information Bulletin

Possible Interference Between The Lockup Clutch Hub Retaining Bolts And The Thrust Bearing Race
Possible Interference Between The Lockup Clutch Hub Retaining Bolts And The Thrust Bearing Race

1T-1235 Torque Converter Freewheel Cams May Not Assemble Correctly
1T-1235 Torque Converter Freewheel Cams May Not Assemble Correctly

Specifications

Torque Converter
785 TRUCK POWER TRAIN

Lockup Clutch And Synchronizing Valve Group
785 TRUCK POWER TRAIN

Inlet Relief Valve For The Torque Converter
785 TRUCK POWER TRAIN

Outlet Relief Valve For The Torque Converter
785 TRUCK POWER TRAIN

Oil Pump For Torque Converter And Brakes
785 TRUCK POWER TRAIN

Oil Filter For Torque Converter
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Torque Converter (1T1514)
785 TRUCK POWER TRAIN

Oil Filter For Torque Converter (4T4760)
785 TRUCK POWER TRAIN

Inlet Relief Valve For The Torque Converter (3P348)
785 TRUCK POWER TRAIN

Outlet Relief Valve For The Torque Converter (3P349)
785 TRUCK POWER TRAIN

Lockup Clutch And Synchronizing Valve Group (7T15)
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Oil Pump for Torque Converter and Brakes
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Diverter Valve for Torque Converter and Brake Cooling
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Oil Cooler Relief Valve For Torque Converter And Brakes
785 TRUCK AIR SYSTEM & BRAKES SPECIFICATIONS

Reuse And Salvage Guidelines

Reusability of Drive Train Gears {3002, 3159, 3256, 4055}
Reusability of Drive Train Gears {3002, 3159, 3256, 4055}

Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}

Salvage of Center Bearing in Torque Converter Input Housing {3101, 3127}
Salvage of Center Bearing in Torque Converter Input Housing {3101, 3127}

Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}
Specifications for Inspection of Driveline Fasteners {3030, 3101, 3159, 3253, 3258, 3278, 4050}

Cast Aluminum Stator Wheels for Torque Converters {3101, 3129}
Cast Aluminum Stator Wheels for Torque Converters {3101, 3129}

Turbine Wheel for Torque Converters Used with Power Shift Transmissions {3101, 3131}
Turbine Wheel for Torque Converters Used with Power Shift Transmissions {3101, 3131}

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}
Reusability Inspection of Seal Ring and Stator Carrier Assemblies for Certain Models {0760, 0761, 3101, 3129, 3160, 7555}

Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}
Transmission, Torque Converter, and Final Drive Updates for 768C through 793C Off-Highway Trucks{3001, 3030, 4050}

Thermal Spray Procedures for Pump Gear Drive Inside Diameter{0374, 0599, 0679, 3101}
Thermal Spray Procedures for Pump Gear Drive Inside Diameter{0374, 0599, 0679, 3101}

Thermal Spray Procedures for Torque Converter Turbine Wheel {0679, 3101, 3131}
Thermal Spray Procedures for Torque Converter Turbine Wheel {0679, 3101, 3131}

Thermal Spray Procedures for Torque Converter Impeller {0679, 3101, 3134}
Thermal Spray Procedures for Torque Converter Impeller {0679, 3101, 3134}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore {0374, 0599, 0679, 3101, 3135}
Thermal Spray Procedures for Torque Converter Carrier - Seal Ring Bore {0374, 0599, 0679, 3101, 3135}

Thermal Spray Procedures for Torque Converter Input Housing {0679, 3101, 3127}
Thermal Spray Procedures for Torque Converter Input Housing {0679, 3101, 3127}

Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}

Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}
Caterpillar Off-Highway Truck (777, 785, 789, 793, and 797) Technician Checklist Engine and Torque Converter Removal and Installation {0372, 0374, 1000, 1000, 1003, 1003, 3101, 3101}

Contamination Control Guidelines

Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}
Filtration Procedure for Off-Highway Truck Transmission and Torque Converter Oil {0680, 0768, 3016, 3030, 3101}

Information Release Memo

CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS
CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS

Bench Test Procedures

Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}
Transmission, Torque Converter and Relief Valve Bench Test Procedures Reference Manual Contents {3030, 3101, 3133}

Disassembly and Assembly

Engine
3512 VEHICULAR ENGINE FOR 785 TRUCK

Torque Converter And Brake Pump
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Filter Group
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Lockup Clutch Valve
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Inlet Relief Valve
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Outlet Relief Valve
785 OFF-HIGHWAY TRUCK POWER TRAIN

Torque Converter Inlet or Outlet Relief Valve
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

New Spring Maintains Higher Lockup Clutch Pressure{3124}
1986/09/01

New Cover, Gasket And Spring Used In Torque Converter Oil Filter Group{3103,3179}
1987/04/06

New Drain Port In Torque Converter Filter Base {3164,3169}
1988/08/29

New Lockup Clutch Disc Used In Torque Converter{3102}
1989/07/24

New Seals Used In Torque Converter Group And Transfer Gear Group{3101,3159}
1989/08/28

New Distributor And Carrier Used In Torque Converter{3101,3129,3135}
1990/03/05

New Pilot Used In Torque Converter Groups {3101}
1990/03/19

New Hydraulic Tank Breather Filter And Line Components Used In Torque Converter And Filter Lines Group {5056}
1990/03/26

Correct Torque Converter Lockup Clutch Control Valve Pressures{3124,3102}
1991/03/04

6E1473 Torque Converter Outlet Screen Assembly Should Be Cleaned At 500 Hour Intervals{3000,3004}
1992/09/07

New Torque Converter Inlet Filter Housing Assembly Improves Sealing{3004}
1993/06/28

Replace Torque Converter Lockup Clutch Control Spring At Scheduled Rebuild {3102}
1993/07/05

Transmission Mounted Torque Converter Relay Valve Is No Longer Used{3137,3100}
1993/12/06

Effectivity Of Upgrades To Remanufactured Transmissions, Torque Converters And Wheel Assemblies {3001,4051}
1996/10/07

Two New Orifices For The Torque Converter Lock-Up And Synchronizing Valve Will Improve 3rd Speed To 2nd Speed Loaded Downshifts {3100,3124,3137,3140}
1997/02/03

Improved Corrosion Inhibiting Procedure Used For Remanufactured Transmissions And Torque Converters {3001}
1997/03/03

New Special Instruction Manuals and New Mechanic's Checklist Pads are Available {0374}
2001/02/05

A New Seal Ring for the Torque Converter Has Improved Service Life {3101}
2004/06/28

Effectivity of Upgrades to Remanufactured Transmissions, Torque Converters and Wheel Assemblies {3030, 3101, 4051}
2007/04/02

An Improved Friction Disc is now Used in the Torque Converter Group {3101}
2008/08/25

Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}
2013/03/21

Cat Reman Announces the Addition of Drivetrain Components for Large Mining Trucks {3030, 3101, 3105, 3258, 4050, 4205, 5102, 7000}
2014/10/14

Reuse And Salvage Guidelines

Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}
Torque Converter, Divider, Drive Line, and Drive Axle Reuse and Salvage Manual Contents {0374, 3000, 3050, 3100, 3250, 3251, 3253, 3258}

Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}
Repair of Transmission, Torque Converter, and Torque Divider Shafts {3000, 3063, 3100}

Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}
Thermal Spray Procedures for Transmission, Torque Converter and Torque Divider Shafts {0679, 0719, 3030, 3101, 3125, 3130}

Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}
Thermal Spray Procedures for Transmission and Torque Converter Yokes {0599, 0679, 3001, 3030, 3101, 3160}

Disassembly and Assembly

Engine
3512 VEHICULAR ENGINE FOR 785 TRUCK

Service Magazine

Recommendations for Rebuilding Torque Converter Freewheel Stators on All Cat Products {3101, 3129}
2013/03/21

Special Instruction

Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}
Service Information And Use Of 6V4050 Transmission Shift Analyzer{0783, 3012}

Installation or Modification of Transmission Rotary Actuator Group{3150}
Installation or Modification of Transmission Rotary Actuator Group{3150}

Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}
Assembly and Operation of 1U5999 Spindle Group Used for Testing Transmissions on Hydraulic Test Bench{0783}

Installation of Neutralizer Switch Conversion Group{3171}
Installation of Neutralizer Switch Conversion Group{3171}

Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}
Converting ICM Transmission And Torque Converter Lock-up Controls To Spool-Type Solenoid Valve Groups{3152, 3150}

Transmission (EPTC-II) Retrofit For MUI Engine Trucks{3150}
Transmission (EPTC-II) Retrofit For MUI Engine Trucks{3150}

Installation Procedure for 7T6337 Transmission Speed Sensor{3175}
Installation Procedure for 7T6337 Transmission Speed Sensor{3175}

Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542}
Valve Installation for Scheduled Oil Sampling of Engine, Transmission, Hydraulics, and Steering{1000, 7000, 7542, 7542}

Removal and Installation of the Transmission for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 789D, 793, 793B, 793C, 793D, 793F, and 797F Off-Highway Truck/Tractor {3030}
Removal and Installation of the Transmission for the 784B, 784C, 785, 785B, 785C, 789, 789B, 789C, 789D, 793, 793B, 793C, 793D, 793F, and 797F Off-Highway Truck/Tractor {3030}

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}
Effectivity of the Upgrades to Remanufactured Transmissions, Torque Converters, and Wheel Assemblies{3030, 3101, 4051}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Failure Of 9W-2699 Tube Assembly After High Hour Transmission Rebuild
Failure Of 9W-2699 Tube Assembly After High Hour Transmission Rebuild

Reaction Face Wear On Large Off-Highway Truck/Tractor Transmission Clutches
Reaction Face Wear On Large Off-Highway Truck/Tractor Transmission Clutches

Wear Of The 8E-8164 Thrust Disc May Cause Transmission
Wear Of The 8E-8164 Thrust Disc May Cause Transmission

Accelerated Wear Of Thrust Discs May Cause Transmission Failure
Accelerated Wear Of Thrust Discs May Cause Transmission Failure

Understanding Transmission Abuse Reports In Transmission Controls
Understanding Transmission Abuse Reports In Transmission Controls

Specifications

Oil Pump Drive For Transmission, Steering And Hoist Pumps 6G9580
785 TRUCK HYDRAULIC SYSTEM

Transmission Control Group
785 TRUCK POWER TRAIN

Transmission Neutralizer Group (Body Raise Switch)
785 TRUCK POWER TRAIN

Oil Pump For Transmission
785 TRUCK POWER TRAIN

Oil Filters For Transmission, Transmission Oil Cooler And Parking Brake Release System
785 TRUCK POWER TRAIN

Transmission
785 TRUCK POWER TRAIN

Transmission Hydraulic Control Group
785 TRUCK POWER TRAIN

Transmission Speed Sensor
785 TRUCK POWER TRAIN

Lubrication Relief Valve For Transmission
785 TRUCK POWER TRAIN

Transmission Relay Valve
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Transmission Control Group (5T6545)
785 TRUCK POWER TRAIN

Transmission
785 TRUCK POWER TRAIN

Transmission Relay Valve (7T50)
785 TRUCK POWER TRAIN

Transmission Hydraulic Control Group (3T288)
785 TRUCK POWER TRAIN

Pressures And Shift Points For Torque Converter And Transmission
785 TRUCK POWER TRAIN

Service Letter-China

PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS

Service Letter-Asia

Reuse And Salvage Guidelines

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Contamination Control Guidelines

Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}

Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}

Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}
Filtration Procedure for Off-Highway Truck (769-793) Transmission Oil {0680, 0768, 3030, 3177}

Information Release Memo

CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS
CAT REMAN ANNOUNCES THE ADDITION OF DRIVETRAIN COMPONENTS FOR LARGE MINING TRUCKS

Service Letter-APD

PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE 9U-9857 TUBE ON CERTAIN 785, 785B, 785C, 789, 789B, 789C, AND 793B OFF-HIGHWAY TRUCKS

Bench Test Procedures

Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}
Bench Test Procedure for a 784B, 784C, 785, 785B, 785C,785D, 789, and 789B Off-Highway Truck Transmission{3030, 3073}

Disassembly and Assembly

Transmission Filters
785 OFF-HIGHWAY TRUCK POWER TRAIN

Transmission Electronic Speed Sensor
785 OFF-HIGHWAY TRUCK POWER TRAIN

Transmission Pump
785 OFF-HIGHWAY TRUCK POWER TRAIN

Transmission Hydraulic Control Valves
785 OFF-HIGHWAY TRUCK POWER TRAIN

Transmission And Transfer Gears
785 OFF-HIGHWAY TRUCK POWER TRAIN

Service Magazine

Erratic Transmission Shifting On Machines Equipped With Individual Clutch Modulation (ICM) Transmission Controls{3167}
1990/01/08

New Overlay Should Be Put On 6V4050 Transmission Shift Analyzer For Use On 785 Trucks{0783}
1985/03/25

New Speed Sensor For Individual Clutch Modulation Transmission Controls{3175,3168}
1986/06/30

Stronger Detent Cam Pin Arrangement In Selector And Pressure Control Valve Groups {3150}
1986/07/07

New Transmission Wiring Harnesses Used{3168}
1986/10/20

Improved 5P3000 Engine And Transmission Shipping Stand Assembly; Modification Available For Stands Already In Use{0640}
1977/04/25

Spindle Group Available For Bench Testing Transmissions{0783,3150}
1987/07/13

New Switch Group Available For Transmission Neutralizer Groups{3181,3171}
1987/11/23

Improved Components Used In Electronic Speed Sensor Groups And Transmission Planetary Groups{3175}
1987/12/21

Stronger Detent Cam Pin Arrangement Used In Selector And Pressure Control Valve Group Of Transmission Hydraulic Controls {3152,3158}
1988/01/25

Stronger Clutch Piston And Longer Retraction Spring Guide Pins Used In Transmission Planetary Groups {3170,3155,3150}
1988/01/25

Longer Bolts With New Washers Used On Transmission Input Transfer Gear Groups{3159}
1988/03/21

Improved System Relief Spring Used In Selector And Pressure Control Valve Group Of Transmission Hydraulic Controls{3152}
1988/03/28

Usage Of Electronic Transmission Controls{3168}
1988/09/12

New Ball Bearings With Nylon Cages Used In Some Planetary Groups In Power Shift Transmissions{3190,3169,3170}
1989/03/20

Converting A Transmission For A 785 Truck For Use In A 789 Truck{3150,3190}
1989/09/11

Dampers Prevent Failure Of Retaining (Stack) Bolts For Transmission Clutch Housings{3155,3169}
1989/10/30

New Thrust Discs Used In Planetary Transmissions{3187}
1989/11/06

Check Differential Pinion Bearing Retainer Bolts Whenever Transmission Is Removed {3254,3269}
1990/02/05

New Clutch Plates Used In Transmission Groups{3190}
1990/04/02

Identifying Harness Codes For ICM (Individual Clutch Modulation) Transmission Controls{3168}
1990/04/09

Make Sure All Lubrication Passages Are Clean After A Transmission Failure{3160}
1990/04/09

Usage Of Transmission Thrust Discs{3187}
1990/05/14

New Bolt And Spacer Move Transmission Scavenge Line Closer To A-Frame {3154}
1990/05/28

Longer Bolt Used In Transmission Oil Lines Group{3154}
1990/06/04

Housing Bolts May Contact Ring Gear{3160}
1990/06/04

Improved Transmission Speed Sensor{3175}
1990/08/13

New Electronic Control Group (Transmission Speed Sensor) Used{3175}
1990/09/03

New Transmission Friction Discs Increase Service Life{3187,3155}
1990/10/29

New Gears Used In Transmission Transfer Input Gear Group{3159,3010}
1990/11/26

New Transmission Clutch Plates Have A Different Surface Finish{3190,3150}
1991/01/14

New Seal Rings For Transmission Rotating Clutch And Transfer Gears Have More Lubrication Slots{3160,3159,3186}
1991/03/25

New Transmission Center Shaft Bearing Used For Improved Thrust Capability{3160,3189}
1991/09/23

Probable Causes Of Transmission Hunting In Individual Clutch Modulation (ICM) Transmissions{3150,3167}
1991/09/30

New Stud Allows Increased Torque On Differential-To-Transmission Nut; Increased Torque On Differential-To-Axle Housing Nut{3258,3260,3150}
1991/10/28

New Bearing Used In Transmission Planetary Group{3160,3186}
1992/04/13

New ICM Transmission Control Actual Gear Switch{3175}
1992/06/29

New ICM Transmission Control Speed Sensor{3175}
1992/07/13

Normal Operation And Troubleshooting The Electronic Monitoring System (EMS) Transmission Oil Filter Light {7450,7475}
1992/09/28

Spool-type Shift Solenoids Used In ICM Transmission Controls{3152,3150}
1992/10/12

New Bearing Used In Reverse Planetary Group{3160,3186}
1992/12/21

Optional Bronze Thrust Disc Available {3160}
1993/05/17

New Spring Saves O-Ring Seal In ICM Controls{3150}
1993/06/28

Modification Of Clutch Balance Piston To Improve Transmission Bearing Life{3160}
1993/08/23

Damper Changed To Prevent Transmission Clutch Stack Bolt Breakage{3150,3155}
1993/09/27

Proper Sizing Of Transmission Sleeve Bearing Replacement Necessary For Increased Service Life {3160}
1993/10/18

Transmission Mounted Torque Converter Relay Valve Is No Longer Used{3137,3100}
1993/12/06

New Retaining Ring Used In Transmission Improves Ring To Groove Retention{3150}
1993/12/13

Publications Available For Off Highway Truck Retrofits{1290,1631,1900,3100,3150}
1994/02/14

Description And Usage Of The Electronic Programmable Transmission Control II (EPTC II) {3168}
1994/08/29

Software Improvements For EPTC II Controls On Tractors, Trucks, And Wheel Tractor-Scrapers {3168,3150}
1995/09/11

New Parts Service Transmission Sleeve Bearing Does Not Require Sizing{3160}
1995/10/30

Retrofit of EPTC II To Earlier Machines With ICM Transmissions {3168,3150}
1995/11/06

Lubrication Slots Machined In The End Housing Assembly Of The Planetary Group Provides More Lubrication To The Contact Surface Between The End Housing Assembly And The Ring Gear {3150}
1996/01/29

Additional Transmission Clutch Piston Return Springs Have Been Added To Improve Service Life In Off-Highway Trucks{3150}
1996/06/03

Effectivity Of Upgrades To Remanufactured Transmissions, Torque Converters And Wheel Assemblies {3001,4051}
1996/10/07

Stronger Baffle Tube Assembly For Hydraulic And Transmission Tank {5056}
1996/10/14

Improved Corrosion Inhibiting Procedure Used For Remanufactured Transmissions And Torque Converters {3001}
1997/03/03

Improved Bearings Used In Transmission Planetary Groups On Certain Off-Highway Trucks {3160,3186}
1998/02/16

Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16

Primary Pressure For Transmission Pressure Control Group Has Increased{3030,3074}
1998/04/20

Improved Transmission Center Shaft Bearing Available For Certain Off-Highway Trucks{3160,3189}
1998/07/13

Service Information For Off-Highway Truck Transmissions {3080,3030,3050}
1998/08/10

New Clutch Discs With Improved Core Material Now Available For Large Off-Highway Trucks{3187,3030}
1998/11/16

ICM Control Valve Group; Debris Wear And Control Malfunction {3150,3157,3167}
1999/01/11

Thrust Buttons For Planetary End Housing Assembly Salvage Now Available {3150,3169}
1999/02/15

Check Distance Between Sun Gear And Planetary Carrier When Final Drive Cover Is Removed {4050}
1999/03/29

Corrections For Special Instruction REHS0082-01 And Special Instruction REHS0267 {3030,3124}
1999/05/10

New Clutch Discs With Improved Core Material Now Available For Large Off-Highway Trucks {3187,3030}
1999/07/05

Thrust Buttons For Planetary End Housing Assembly Salvage Now Available {3150,3169}
1999/07/19

Changes To Oil Viscosity Recommendations For Off-Highway Truck Transmissions {0374,3150}
1999/10/04

New Special Instruction Manuals and New Mechanic's Checklist Pads are Available {0374}
2001/02/05

New Clutch Discs with Improved Friction Material are Used for Improved Service Life {3030, 3160, 3187}
2001/11/19

New Reaction Pins are Used in the Transmission Clutches {3030}
2002/07/22

A New Planet Gear Is Used in the Transmission of Large Off-Highway Trucks {3030, 3160}
2003/09/29

A New Lip Seal Is Used in the Transmissions of Large Off-Highway Trucks {3030, 3159}
2003/10/13

New Planet Gears Are Used in the Transmission {3030}
2004/03/15

Spanner Wrench is Available for Ecology Drain Valves {1302, 1353, 1372, 5076, 5613}
2006/03/20

Effectivity of Upgrades to Remanufactured Transmissions, Torque Converters and Wheel Assemblies {3030, 3101, 4051}
2007/04/02

3512 Engine For 785 Truck 8GB00001-UP (MACHINE) POWER TRAIN Caterpillar SIS

Parts group 785:

Information:

Truck sale: