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378-7964 CYLINDER GP-TILT -LH 70-MM (2.8-IN) BORE X 354-MM (13.9-IN) STROKE PART OF 375-0713 CYLINDER GP-HYDRAULIC 257D


HYDRAULIC SYSTEM
CYLINDER GP
HYDRAULIC GP

HYDRAULIC SYSTEM
HYDRAULIC GP

HYDRAULIC SYSTEM
FITTING GP


SKID STEER LOADER 257D SKID STEER LOADER D5T
 257D Multi Terrain Loader D5T00001-UP (MACHINE) POWERED BY C3.3B Engine SEBP5970 257D D5T   (2018)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER GP-BUCKET
278-1969 CYLINDER GP-BUCKET
CYLINDER GP-COUPLER
515-4591 CYLINDER GP-COUPLER
CYLINDER GP-HYDRAULIC
375-0713 CYLINDER GP-HYDRAULIC
CYLINDER GP-LIFT
380-5668 CYLINDER GP-LIFT
CYLINDER GP-TILT
378-7963 CYLINDER GP-TILT
CYLINDER GP-TILT
378-7964 CYLINDER GP-TILT
KIT-QUICK COUPLER CONVERSION
527-3155 KIT-QUICK COUPLER CONVERSION
MOUNTING GP-CYLINDER
154-5011 MOUNTING GP-CYLINDER
CONTROL GP-WORK TOOL
345-5099 CONTROL GP-WORK TOOL
 

#SEBP59700350
 

378-7964: CYLINDER GP-TILT

378-7964 CYLINDER GP-TILT -LH
70-MM (2.8-IN) BORE X 354-MM (13.9-IN) STROKE
PART OF 375-0713 CYLINDER GP-HYDRAULIC
i05163093 SEBP5970
3787964 CYLINDER GP-TILT Parts scheme
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8489 [1] FITTING-GREASE (1/8-27 PTF)  
2. 140-2392 J [1] SEAL-LIP TYPE  
3. 161-7145 J [1] SEAL-PISTON  
4. 296-5140 [1] RING-WEAR  
5. 9X-6611 M [1] SETSCREW-SOCKET (M10X1.5X16-MM)  
6. 376-3927 [1] HEAD  
7. 376-3931 [1] PISTON  
8. [1] CYLINDER AS  
  [1] CAP  
9. 107-4057 J [1] SEAL-O-RING  
10. 151-2566 J [1] RING-WEAR  
11. 162-0177 [2] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
12. 299-1379 J [1] SEAL-U-CUP  
13. 329-2589 [1] RING-BACKUP  
14. 3P-0439 [1] SEAL-O-RING  
15. 6V-8398 [2] SEAL-O-RING  
   
  3K-2151 F [1] BUSHING  
   
    AVAILABLE REPAIR KIT(S):
  371-2760 J [1] KIT-HYD CYLINDER SEAL  
    (ALSO INCLUDES O-RING SEALS & BACKUP RINGS)
  F   NOT SHOWN
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP59700351
 

345-5925: HYDRAULIC AR

345-5925 HYDRAULIC AR
PART OF 388-8257, 512-4297 COMMON AR
i05156330 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  345-5741 Y [1] LINES GP-OIL COOLER  
  358-4975 Y [1] PUMP & MTG GP-HYDROSTATIC  
  345-4980 Y [1] TANK & MTG GP-HYDRAULIC  
  Y   SEPARATE ILLUSTRATION
 

#SEBP59700352
 

388-8135: HYDRAULIC AR

388-8135 HYDRAULIC AR
AN ATTACHMENT
i05166027 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  345-5770 Y [1] LINES GP-AUXILIARY HYDRAULIC  
  345-5750 Y [1] LINES GP-LIFT CYLINDER  
  345-5728 Y [1] LINES GP-PUMP (IMPLEMENT)  
  345-5760 Y [1] LINES GP-TILT CYLINDER  
  378-2849 Y [1] PUMP & MTG GP-GEAR  
  373-7033 Y [1] VALVE & MTG GP-CONTROL (IMPLEMENT)  
  416-9270 Y [1] WIRING GP-FRONT (IMPLEMENT VALVE)  
   
  148-8407 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-4191 [1] PLUG (9/16-18-THD)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP59700353
 

388-8136: HYDRAULIC AR

388-8136 HYDRAULIC AR
S/N EZW1-UP
AN ATTACHMENT
i05166025 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700354
 

388-8138: HYDRAULIC AR

388-8138 HYDRAULIC AR
S/N EZW1-UP
AN ATTACHMENT
i05160415 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700355
 

467-8083: HYDRAULIC AR

467-8083 HYDRAULIC AR
PART OF 469-2464, 478-0187, 485-0466, 485-0467, 485-0469, 485-0513, 501-3423, 522-7449, 522-7450, 527-3510, 570-1788, 570-1789 DISTRIBUTION AR
AN ATTACHMENT
i06588928 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  345-5770 Y [1] LINES GP-AUXILIARY HYDRAULIC  
  345-5750 Y [1] LINES GP-LIFT CYLINDER  
  345-5728 Y [1] LINES GP-PUMP (IMPLEMENT)  
  345-5760 Y [1] LINES GP-TILT CYLINDER  
  378-2849 Y [1] PUMP & MTG GP-GEAR  
  373-7033 Y [1] VALVE & MTG GP-CONTROL (IMPLEMENT)  
  416-9270 Y [1] WIRING GP-FRONT (IMPLEMENT VALVE)  
  422-5584 Y [1] WIRING GP-WORK TOOL  
   
  398-1929 J [1] CONFIGURATION-PREMIUM  
  J   DLR INSTALL CONFIG: SEE IRM: EES03-01
  Y   SEPARATE ILLUSTRATION
 

#SEBP59700356
 

467-8084: HYDRAULIC AR

467-8084 HYDRAULIC AR
PART OF 485-0468, 485-0514, 522-7451, 570-1790 DISTRIBUTION AR
AN ATTACHMENT
i06792676 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  345-6581 Y [1] CONTROL GP-ELECTROHYDRAULIC (RH, HIGH FLOW)  
  345-6583 Y [1] CONTROL GP-ELECTROHYDRAULIC (LH, HIGH FLOW)  
  Y [1] FILM GP  
  345-5770 Y [1] LINES GP-AUXILIARY HYDRAULIC  
  345-5750 Y [1] LINES GP-LIFT CYLINDER  
  345-5730 Y [1] LINES GP-PUMP  
  345-5760 Y [1] LINES GP-TILT CYLINDER  
  378-2851 Y [1] PUMP & MTG GP-WORK TOOL (HIGH FLOW)  
  373-7033 Y [1] VALVE & MTG GP-CONTROL (IMPLEMENT)  
  421-4224 Y [1] WIRING GP-FRONT  
  421-4207 Y [1] WIRING GP-WORK TOOL  
  422-5584 Y [1] WIRING GP-WORK TOOL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP59700357
 

539-9170: HYDRAULIC AR

539-9170 HYDRAULIC AR
S/N EZW1-UP
PART OF 539-9210 BLADE AR
AN ATTACHMENT
i07549567 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#SEBP59700358
 

533-5187: KIT-CONVERSION

533-5187 KIT-CONVERSION -HYDRAULIC CONTROL
CANNOT BE USED WITH @@@@@485-0410@@@@@, @@@@@485-0411@@@@@, @@@@@485-0412@@@@@, @@@@@485-0415@@@@@
AN ATTACHMENT
i07107321 SEBP5970
5335187 KIT-CONVERSION Parts scheme
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-2093 [5] STRAP-CABLE  
2. 9X-2546 M [8] BOLT (M6X1X20-MM)  
3. 285-2181 [1] FILM-INSTRUCTION (CONTROL PATTERN, RH)  
4. 345-6136 [1] PEDAL AS  
5. 378-1027 Y [1] HARNESS AS-WIRING (PEDAL)  
6. 451-0763 [1] FILM-INSTRUCTION (CONTROL PATTERN, LH)  
7. 460-5343 Y [1] CONTROL GP-JOYSTICK (RH, HIGH FLOW)  
8. 460-5345 Y [1] CONTROL GP-JOYSTICK (LH, HIGH FLOW)  
9. 507-9925 [1] FLOOR MAT  
10. 511-0322 [2] BRACKET AS  
11. 511-0323 [1] BRACKET AS  
12. 511-0324 [1] BRACKET AS  
    (EACH BRACKET AS INCLUDES)
  159-9539 M [1] NUT-WELD (M6X1-THD)  
13. 127-2170 M [4] SCREW-TRUSS HEAD (M8X1.25X20-MM)  
14. 206-1345 [1] STRAP-CABLE  
15. 3E-4352 [4] WASHER-HARD (8.8X20.5X2.5-MM THK)  
16. 5C-2890 M [8] NUT (M6X1-THD)  
17. 9X-2044 M [8] SCREW-TRUSS HEAD (M6X1X16-MM)  
18. 9X-6165 [2] WASHER (6.5X22X2.5-MM THK)  
19. 9X-8256 [8] WASHER (6.6X12X2-MM THK)  
20. 8T-6936 D SEAL (0.6-M EACH)  
  D   ORDER BY THE METER
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP59700359
 

345-5504: KIT-COVER

345-5504 KIT-COVER -HYDRAULIC
S/N EZW1-UP
AN ATTACHMENT
i04750895 SEBP5970
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Parts for your 257D SKID STEER LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

Information:

Operation and Maintenance Manual
Tilt Cylinder Bearings and Bucket Linkage Bearings - Lubricate
D-Series and D2-Series Compact Track Loaders (CTL), Multi-Terrain Loaders (MTL), and Skid Steer Loaders (SSL)
Lift Arm and Cylinder Linkage - Lubricate
D-Series and D2-Series Compact Track Loaders (CTL), Multi-Terrain Loaders (MTL), and Skid Steer Loaders (SSL)
Special Instruction
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Reuse And Salvage Guidelines
Testing Hydraulic Cylinders Using the <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> 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}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 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 <NOBR>188-3926</NOBR> Caterpillar Cylinder Tester and the <NOBR> 9U-6803</NOBR> Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Disassembly and Assembly
Tilt Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems
Coupler Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems
Lift Cylinder - Remove and Install
259D, 279D, 289D, 299D and 299D XHP Compact Track Loaders, 257D, 277D, 287D, 297D and 297D XHP Multi Terrain Loaders and 236D, 242D, 246D, 262D, 272D and 272D XHP Skid Steer Loaders Machine Systems

Caterpillar Parts SIS Catalog 257D :

CYLINDER GP-TILT
378-7963 CYLINDER GP-TILT
CYLINDER GP-LIFT
380-5668 CYLINDER GP-LIFT
CYLINDER GP-HYDRAULIC
375-0713 CYLINDER GP-HYDRAULIC
CYLINDER GP-COUPLER
515-4591 CYLINDER GP-COUPLER
CYLINDER GP-BUCKET
278-1969 CYLINDER GP-BUCKET
485-0416 CONTROL AR-HYDRAULIC
485-0414 CONTROL AR-HYDRAULIC
485-0413 CONTROL AR-HYDRAULIC
345-5925 HYDRAULIC AR
388-8135 HYDRAULIC AR
467-8083 HYDRAULIC AR
467-8084 HYDRAULIC AR
KIT-CONVERSION
533-5187 KIT-CONVERSION
KIT-COVER
452-2243 KIT-COVER
KIT-QUICK COUPLER CONVERSION
527-3155 KIT-QUICK COUPLER CONVERSION
KIT-RIDE CONTROL
490-7122 KIT-RIDE CONTROL
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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.