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2S2862 ALTERNATOR GROUP--24 Volt, 45 Ampere--Type 1 Part of 3S312 Alternator Arrangement listed on Page 125 1S2584 Alternator Assembly parts are shown on Page 135 977H




ELECTRICAL AND STARTING SYSTEM

ALTERNATOR GP-CHARGING
 

#UE0356380250
 

2S-2862: ALTERNATOR GROUP

2S2862 ALTERNATOR GROUP--24 Volt, 45 Ampere--Type 1
Part of 3S312 Alternator Arrangement listed on Page 125
1S2584 Alternator Assembly parts are shown on Page 135
c75800 UE035638
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9F-5320 [1] TERMINAL  
  9F-5384 [1] INSULATOR  
    (Parts of Wire Assem. 5H4822)
  1S-2584 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
  1A-1460 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4B-4280 [2] WASHER  
  5H-4822 [1] WIRE ASSEM.  
  9F-9353 [1] TERMINAL  
  9F-5384 [1] INSULATOR  
    (Parts of Wire Assem. 5H4822)
  2S-2758 [1] BRACKET  
  0S-1590 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  2S-2527 [1] STRAP  
  7B-3235 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  1F-7960 [1] WASHER  
  2S-2756 [1] VEE BELT SET  
    (Consists of 2 Belts)
  7M-2239 [4] DOWEL  
    (Part of Pulley Assem. 2S2739)
  4B-7054 [1] LOCK  
  1S-4701 [1] PULLEY  
  2S-2739 [1] PULLEY ASSEM.  
  3B-1915 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  2S-2959 [1] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#UE0356380251
 

1S-0151: GENERATOR ASSEMBLY

1S151 GENERATOR ASSEMBLY--24 Volt, 15 Ampere
Part of 8M4078 Generator Group shown on Page 132
c111573 UE035638
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-7615 [4] SCREW  
  7F-7622 [4] NUT  
  5M-3104 [2] HOLDER ASSEM.  
  [2] SUPPORT ASSEM.  
  5M-3102 [2] BRUSH ASSEM.  
  3F-9235 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  9B-9115 [1] WASHER  
  5M-3107 [1] GASKET  
  5M-5845 [4] SCREW  
  7H-2079 [4] LOCKWASHER  
  5M-1856 [1] FAN  
  5M-3106 [1] PLATE ASSEM.  
  5H-2532 [1] KEY  
  8F-2707 [1] NUT  
  7F-9819 [1] LOCK  
  5M-1857 [1] SPACER  
  5M-3108 [1] SPACER  
  5M-3178 [1] SEAL  
    (PART OF PLATE ASSEM 5M3106)
  5M-3114 [1] BEARING  
  1S-6234 [1] CLAMP  
    (PART OF FRAME ASSEM. 1S835)
  2F-2860 [2] SCREW  
  8H-0878 [2] LOCKWASHER  
  5M-3105 [1] LEAD ASSEM.  
    (BRUSH TO GROUND)
  7F-8501 [1] SCREW  
  7H-2079 [1] LOCKWASHER  
  5M-3109 [1] COVER  
  2M-2704 [3] SCREW  
  7H-2079 [3] LOCKWASHER  
  1S-0835 [1] FRAME ASSEM.  
  4B-2051 [4] NUT  
  5L-3870 [4] LOCKWASHER  
  3F-3711 [2] WASHER (STEEL)  
  7F-7600 [2] WASHER  
    (INSULATION)
  4B-1318 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  5M-3110 [2] PLATE  
  5M-3111 [2] GASKET  
  2F-2860 [8] SCREW  
  8H-0878 [8] LOCKWASHER  
  4S-6852 [2] BUSHING  
    (1 IN EACH FRAME ASSEM.1S835 AND 1S834)
  3F-3463 [2] SCREW  
  1S-0834 [1] FRAME ASSEM.  
  2M-5267 [1] COIL ASSEM.  
    (RIGHT HAND)
  2M-5268 [1] COIL ASSEM.  
    (LEFT HAND)
  4F-1451 [2] CLIP  
    (1 IN EACH COIL ASSEM. 2M5267 AND 2M5268)
  5M-3117 [1] GASKET  
  5M-3116 [1] PLATE ASSEM.  
  9B-9134 [2] PIN  
    (PART OF PLATE ASSEM. 5M3116)
  5M-3115 [1] COLLAR  
  5M-3120 [1] BAFFLE  
  1B-8707 [1] KEY  
  7F-7621 [1] WASHER  
  7H-0387 [1] NUT  
  5M-3179 [1] SEAL  
    (PART OF PLATE ASSEM. 5M3116)
  5M-3113 [1] BEARING  
  1S-6236 [1] PLATE  
  1L-6312 [4] SCREW  
  7H-2079 [4] LOCKWASHER  
  1P-9974 [1] ARMATURE ASSEM.  
  9B-9134 [2] PIN  
  2L-6835 [2] SHOE  
 

#UE0356380252
 

1S-2584: ALTERNATOR ASSEMBLY

1S2584 ALTERNATOR ASSEMBLY--24 Volt, 45 Ampere
Part of 2S2862 Alternator Group shown on Page 133
c79283 UE035638
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-7442 [1] DIODE  
  1S-7443 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  1S-7444 [1] SLEEVE  
  9M-0827 [1] PLATE  
  5M-3178 [1] SEAL  
  1S-7905 [1] CLAMP  
  9M-0813 [1] COLLAR  
  3D-4603 [1] PLUG  
  6B-0924 [1] BEARING  
  9M-0815 [1] RETAINER ASSEM.  
  5M-3178 [1] SEAL  
    (PART OF RETAINER ASSEM. 9M815)
  9M-0834 [1] COVER  
  2S-0773 [1] COVER  
  9M-0833 [1] SHROUD  
  9M-0832 [1] LEAD ASSEM.  
  5H-2532 [1] KEY  
  2B-4602 [1] PLUG  
  9M-0845 [1] COLLAR  
  8F-2707 [1] NUT  
  7F-9819 [1] LOCK  
  5M-1857 [1] SPACER  
  7F-9817 [1] SPACER  
  9M-0826 [1] FAN  
  2S-0771 [1] PANEL ASSEM.  
  2S-4236 [1] PANEL ASSEM.  
  9M-0819 [1] DIODE  
  9M-0822 [1] CAPACITOR  
  1S-7448 [1] TRANSISTOR  
  9M-0814 [1] CAPACITOR  
  2S-2983 [1] POTENTIOMETER  
  2S-3265 [1] LEVER  
  9M-0820 [1] RECTIFIER  
  2S-1248 [5] RECTIFIER  
  9M-0837 [1] PLATE  
  1S-7447 [1] TRANSISTOR  
    (PARTS OF PANEL ASSEM. 2S771)
  1S-7445 [1] CLAMP  
  1S-7446 [1] SCREW  
  8H-0878 [1] LOCKWASHER  
  8F-1326 [1] WASHER  
  9M-0824 [4] BOLT  
  1S-7439 [1] FRAME ASSEM.  
  9M-0841 [1] BUSHING  
    (PART OF FRAME ASSEM. 1S7439)
  1S-7441 [1] PLATE  
  2S-0946 [1] CAPACITOR  
  2S-0945 [1] RESISTOR  
    (PARTS OF PANEL ASSEM. 2S771)
  9M-0829 [1] STATOR ASSEM.  
  9M-0838 [1] COIL  
  9M-0830 [1] FRAME ASSEM.  
  9M-0844 [1] ROTOR ASSEM.  
  9M-0816 [1] COLLAR  
  5M-3179 [1] SEAL  
  2F-5721 [1] BEARING  
  9M-0817 [1] RETAINER ASSEM.  
  5M-3179 [1] SEAL  
    (PART OF RETAINER ASSEM. 9M817)
  9M-0818 [1] COLLAR  
  1B-8707 [1] KEY  
  7F-7621 [1] WASHER  
  7H-0387 [1] NUT  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  1S-8009 [1] KIT (RESISTOR)  
  9M-0580 [1] KIT  
    (REGULATOR COVER HARDWARE)
  9M-0581 [1] KIT  
    (DIODE JUNCTION HARDWARE)
  1S-7449 [1] KIT (ALTERNATOR GASKET)  
  9M-0583 [1] KIT  
    (BATTERY TERMINAL HARDWARE)
  9M-0584 [1] KIT (HARDWARE)  
  9M-0585 [1] KIT (REGULATOR HARDWARE)  
  1S-7450 [1] KIT  
    (POSITIVE DIODE HEAT SINK HARDWARE)
  9M-0588 [1] KIT  
    (REGULATOR AND VOLTAGE ADJUSTMENT COVER GASKET)
  5L-6484 [3] KIT (NEGATIVE RECTIFIER)  
  5L-6483 [3] KIT (POSITIVE RECTIFIER)  
  9M-2581 [1] KIT (POSITIVE DIODE LEAD)  
  9M-2582 [1] KIT (NEGATIVE DIODE LEAD)  
 

#UE0356380253
 

2S-5052: BATTERY AND WIRING GROUP

2S5052 BATTERY AND WIRING GROUP--24 Volt, 15 Ampere--Side View--Part 1 of 2
Part of 2S5127 Direct Electric Starting Arrangement listed on Page 124. See Page 138 for Wiring Diagram
c96983 UE035638
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Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4H-8310 [1] STRAP  
  3H-4105 [1] CIRCUIT BREAKER  
  6H-9407 [2] SCREW  
  4B-4863 [2] WASHER  
  3K-1650 [1] SWITCH ASSEM.  
  2F-7885 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  [2] WASHER  
    (Parts of Switch Assem. 9F3099)
  0S-0509 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1S-0994 [1] CLIP  
  9F-3099 [1] SWITCH ASSEM.  
  4B-2043 [2] NUT  
  3B-4501 [2] LOCKWASHER  
    (Part of Switch Assem. 9F3099)
  1S-6329 [1] TIE  
  1S-1014 [1] GROMMET  
  8M-9874 [2] BATTERY  
  1S-3413 [1] BRACKET  
  1S-2334 [1] CLAMP  
  0L-1351 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  5H-5138 [1] CLIP  
  1S-3413 [1] BRACKET  
  1S-2334 [1] CLAMP  
  8M-4999 [1] COVER ASSEM.  
  4M-2218 [1] COVER  
  8M-4972 [1] MAT  
  8M-2773 [1] CLIP  
  4F-4879 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5M-1581 [1] PLATE (Instruction)  
  7B-3028 [4] SCREW  
  2A-0762 [2] BOLT  
  3B-4504 [2] LOCKWASHER  
  4D-3759 [1] SWITCH ASSEM.  
  4H-2558 [2] GROMMET  
  2L-8069 [1] TERMINAL  
    (Part of Cable Assem. 2S5114)
  2S-5035 [1] HARNESS  
  2S-3196 [1] BRACKET  
  2A-0762 [2] BOLT  
  3B-4504 [2] LOCKWASHER  
  7M-3510 [2] WASHER  
  1S-7786 H [2] BOX  
  8M-8948 [4] FUSE  
  2S-5114 [1] CABLE ASSEM.  
  2R-1034 [1] SHELL  
  3M-6018 [1] TERMINAL  
  2R-1033 [1] WASHER  
    (Parts of Cable Assem. 2S5114)
  8M-2773 [3] CLIP  
  0S-0509 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1S-2334 [2] CLAMP  
  1S-3413 [2] BRACKET  
  H   TWO 1S7786 BOXES REQUIRED TO M
 

#UE0356380254
 

2S-5052: BATTERY AND WIRING GROUP

2S5052 BATTERY AND WIRING GROUP--24 Volt, 15 Ampere--Top View--Part 2 of 2
7H7290 Switch Assembly and 5M1618 Dash Lamp Assembly parts are shown on Pages 61 and 132
Part of 2S5127 Direct Electric Starting Arrangement listed on Page 124. See Page 139 for Wiring Diagram
c96984 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8M-4974 [1] RETAINER ASSEM.  
  8M-4971 [2] ROD  
  1F-1739 [2] NUT  
  3B-4604 [2] COTTER PIN  
  4B-5269 [2] WASHER  
  3D-2098 [1] TERMINAL ASSEM.  
    (Part of Cable Assem. 2S5120)
  2D-8403 [1] TERMINAL  
  2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
  5M-9204 [1] TERMINAL ASSEM. (+)  
    (Part of Cable Assem. 8M4968)
  4M-1111 [2] MAT  
  1S-7252 [1] TERMINAL  
    (Part of Cable Assem. 2S5120)
  7H-7290 Y [1] SWITCH ASSEM.  
    (See Separate Illustration)
  8H-8648 [1] PLATE  
  0L-1325 [1] WASHER  
  5M-1618 Y [2] LAMP ASSEM.  
    (See Separate Illustration)
  1S-7252 [1] TERMINAL  
  2S-5120 [1] CABLE ASSEM.  
  3D-2098 [1] TERMINAL ASSEM.  
    (Part of Cable Assem. 2S5116)
  2D-8403 [1] TERMINAL  
  2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
  8M-4968 [1] CABLE ASSEM.  
  1M-6119 [2] BOLT  
  1M-6120 [2] NUT  
    (1 of each in each Terminal Assem. 5M9205 and 5M9204)
  5M-9205 [1] TERMINAL ASSEM. (-)  
    (Part of Cable Assem. 8M4968)
  2M-6497 [1] REGULATOR  
  7B-2742 [4] BOLT  
  3B-4504 [4] LOCKWASHER  
  1S-7251 [1] TERMINAL  
  2S-5116 [1] CABLE ASSEM.  
  1S-2244 [2] BOOT  
  1S-4915 [2] LINER  
  1S-7251 [1] TERMINAL  
  6B-2670 [7 FEET] CABLE  
  2S-5104 [1] HARNESS  
  1S-2244 [2] BOOT  
  1S-4915 [2] LINER  
  [6 FEET] CONDUIT  
  1S-3557 [7 FEET] CONDUIT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  8M-3146 [1] KIT (Shockmount)  
    (Includes brackets, grommets, Lead Assem. and hardware)
  Y   SEPARATE ILLUSTRATION
 

#UE0356380255
 

WIRING DIAGRAM

WIRING DIAGRAM--24 Volt, 15 Ampere System
UE0356380255 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UE0356380256
 

1S-5296: BATTERY AND WIRING GROUP

1S5296 BATTERY AND WIRING GROUP--24 Volt, 45 Ampere--Side View--Part 1 of 2
Part of 3S312 Alternator Arrangement listed on Page 125
7H7290 Switch Assembly and 1S5295 Wiring Harness parts are shown on Pages 61 and 144
See Page 142 for Wiring Diagram
c75801 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1S-3413 [1] BRACKET  
  1S-2334 [1] CLAMP  
  0L-1351 [1] BOLT  
  1D-4717 [1] NUT  
  3B-4506 [1] LOCKWASHER  
  5H-5138 [1] CLIP  
  1S-3413 [1] BRACKET  
  1S-2334 [1] CLAMP  
  8M-4999 [1] COVER ASSEM.  
  4M-2218 [1] COVER  
  8M-4972 [1] MAT  
  1S-1014 [1] GROMMET  
  1S-7252 [1] TERMINAL  
  7H-7290 Y [1] SWITCH ASSEM.  
    (See Separate Illustration)
  8H-8648 [1] PLATE  
  0L-1325 [1] WASHER  
  6B-2670 [1] CABLE  
  8M-9874 [2] BATTERY  
  1S-3557 [1] CONDUIT (73" Long)  
  1S-2334 [2] CLAMP  
  1S-3413 [2] BRACKET  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4H-2558 [2] GROMMET  
  0S-0509 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1S-0994 [1] CLIP  
  1S-5295 Y [1] HARNESS  
    (See Separate Illustration)
  2S-3196 [1] BRACKET  
  2A-0762 [2] BOLT  
  3B-4504 [2] LOCKWASHER  
  7M-3510 [2] WASHER  
  1S-7786 H [2] BOX  
  8M-8948 [4] FUSE  
  [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  8M-2773 [3] CLIP  
  H   TWO 1S7786 BOXES ARE REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#UE0356380257
 

1S-5296: BATTERY AND WIRING GROUP

1S5296 BATTERY AND WIRING GROUP--24 Volt, 45 Ampere--Top View--Part 2 of 2
Part of 3S312 Alternator Arrangement listed on Page 125
3K1650 Switch, 5M1618 Lamp and 1S5294 Wiring Harness parts are shown on Pages 67B, 132 and 143
See Page 142 for Wiring Diagram
c130445 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8M-4974 [1] RETAINER ASSEM.  
  1F-1739 [2] NUT  
  4B-5269 [2] WASHER  
  3B-4604 [2] COTTER PIN  
  8M-4971 [2] ROD  
  3D-2098 [2] TERMINAL ASSEM.  
    (1 in each Cable Assem. 2S5116 and 2S5120)
  2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
  2D-8403 [1] TERMINAL  
  4M-1111 [2] MAT  
  5M-1618 Y [2] LAMP ASSEM.  
    (See Separate Illustration)
  7F-8035 [1] CIRCUIT BREAKER  
  5L-4507 [2] SCREW  
  1S-6329 [1] TIE  
  2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
    (Parts of Terminal Assem. 5M9204)
  5M-9204 [1] TERMINAL ASSEM. (+)  
    (Part of Cable Assem. 8M4968)
  1S-7252 [1] TERMINAL  
    (Part of Cable Assem. 2S5120)
  2S-5116 [1] CABLE ASSEM.  
  1S-3557 [1] CONDUIT (81" Long)  
  2S-5120 [1] CABLE ASSEM.  
  8M-4968 [1] CABLE ASSEM.  
  2D-8788 [1] BOLT  
  2D-8787 [1] NUT  
    (Parts of Terminal Assem. 5M9205)
  5M-9205 [1] TERMINAL ASSEM. (-)  
    (Part of Cable Assem. 8M4968)
  4D-3759 [1] SWITCH ASSEM.  
  3K-1650 Y [1] SWITCH ASSEM.  
    (See Separate Illustration)
  4B-2043 [2] NUT  
  3B-4501 [2] LOCKWASHER  
  2F-7885 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  9B-9082 [2] WASHER  
    (Parts of Switch Assem. 9F3099)
  4H-8310 [1] STRAP  
  9F-3099 [1] SWITCH ASSEM.  
  2A-0762 [2] BOLT  
  3B-4504 [2] LOCKWASHER  
  2L-8069 [1] TERMINAL  
    (Part of Cable Assem. 2S5114)
  2S-5114 [1] CABLE ASSEM.  
  2R-1033 [1] WASHER  
  3M-6018 [1] TERMINAL  
  2R-1034 [1] SHELL  
    (Parts of Cable Assem. 2S5114)
  1S-7251 [1] TERMINAL  
  1S-5294 Y [1] HARNESS  
    (See Separate Illustration)
  1S-2244 [2] BOLT  
  1S-4915 [2] LINER  
  Y   SEPARATE ILLUSTRATION
 

#UE0356380258
 

WIRING DIAGRAM

WIRING DIAGRAM--24 Volt, 45 Ampere System
UE0356380258 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UE0356380259
 

1S-5294: WIRING HARNESS

1S5294 WIRING HARNESS--24 Volt, 45 Ampere
Part of 1S5296 Battery and Wiring Group shown on Page 141
c75804 UE035638
  For full view, you need register

Parts for your 977H TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2S-5014 [1] CONTACT  
  2S-5060 [1] PLUG ASSEM.  
  2S-5013 [1] SPRING  
  2S-5011 [1] BODY  
  1S-4915 [2] LINER  
  1S-4916 [2] FERRULE  
  1S-4914 [2] RING  
  9M-9661 H [2] TEE  
  1S-3557 [1] CONDUIT (3.12" Long)  
  9M-9662 [7] NUT  
  1S-6329 [3] TIE  
  1S-7851 [1] INSULATOR  
  1S-7837 [1] TERMINAL  
  2S-3163 [1] PLUG  
  2L-4962 [1] CONDUIT (42.50" Long)  
  9M-9661 H [2] TEE  
  2L-4962 [1] CONDUIT (40.69" Long)  
  1S-2294 [1] BOLT  
  2L-8051 [1] TERMINAL  
  1S-8228 [4] RING  
  1S-4917 [4] FERRULE  
  1S-6870 [6] LINER  
  2L-4962 [1] CONDUIT (7" Long)  
  1S-2294 [1] BOLT  
  2L-8071 [1] TERMINAL  
  2L-8066 [1] TERMINAL  
  H   2 9M9661 TEE ARE REQUIRED TO M
 

Information:

Caterpillar Parts SIS Catalog 977H :

Truck sale:

USD $5,850 
1966 CAT 977H

HOLTHAUS TRUCK SERVICE INC.
 
 
CAT 977H

WESTERN CONSTRUCTION AUCTIONS
Perris, California
USD $5,000 
1964 CAT 977H

CHICAGO MACHINERY CO
Lynwood, Illinois
USD $10,000 
1970 CAT 977H

Eagle Equipment
Jasper, Tennessee
 
USD $9,800 
1971 CAT 977H

Schaefer Equipment Company
Emporia, Kansas
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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.