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391-3129 PUMP & MOTOR GP-SEC STEERING S/N E9W1-UP ELECTRIC DRIVE PART OF 388-8872 PUMP & MTG GP-SECONDARY STEER 18M3


ELECTRICAL AND STARTING SYSTEM
MOTOR GP
HYDRAULIC SYSTEM
PUMP GP
SWIVEL GP

MOTOR GRADER 18M3 MOTOR GRADER E9W
 18M Series 3 Motor Grader E9W00001-UP (MACHINE) POWERED BY C13 Engine SEBP7273 18M3 E9W   (2015)

ELECTRICAL AND STARTING SYSTEM

MOTOR GP
MOTOR GP-ELECTRIC
436-9180 MOTOR GP-ELECTRIC
PUMP & MOTOR GP-SEC STEERING
391-3129 PUMP & MOTOR GP-SEC STEERING
 

#SEBP72730600
 

391-3129: PUMP & MOTOR GP-SEC STEERING

391-3129 PUMP & MOTOR GP-SEC STEERING
S/N E9W1-UP
ELECTRIC DRIVE
PART OF 388-8872 PUMP & MTG GP-SECONDARY STEER
i06140293 SEBP7273
3913129 PUMP & MOTOR GP-SEC STEERING Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 354-7543 [1] MOTOR GP-ELEC HYD PUMP  
2. 373-3989 [1] PUMP GP-GEAR (SECONDARY STEERING)  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
   
    AVAILABLE REPAIR KIT(S):
  201-0418 [1] KIT-SEAL  
    (PARTS MARKED J IN GRAPHIC INCLUDES RINGS & SEALS)
  373-3991 [1] KIT-GASKET  
    (PARTS MARKED N IN GRAPHIC INCLUDES GASKET, SCREWS & WASHERS)
 

#SEBP72730601
 

352-5804: PUMP & MTG GP-PISTON

352-5804 PUMP & MTG GP-PISTON
S/N E9W1-UP
PART OF 371-3796 HYDRAULIC AR
Type 1
i06144243 SEBP7273
3525804 PUMP & MTG GP-PISTON Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 375-2948 Y [1] PUMP GP-PISTON (BRAKE, HYDRAULIC FAN)  
2. 376-2269 Y [1] PUMP GP-PISTON (IMPLEMENT)  
3. 292-3198 [2] WASHER-HARD (13.5X25.5X9-MM THK)  
4. 5P-1076 [4] WASHER-HARD (13.5X30X4-MM THK)  
5. 6D-7146 [1] SEAL-O-RING  
6. 8T-4956 M [6] BOLT (M12X1.75X35-MM)  
7. 9Y-8386 [1] GASKET  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72730602
 

352-5804: PUMP & MTG GP-PISTON

352-5804 PUMP & MTG GP-PISTON
S/N E9W1-UP
PART OF 371-3796 HYDRAULIC AR
Type 2
i07019148 SEBP7273
3525804 PUMP & MTG GP-PISTON Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 375-2948 Y [1] PUMP GP-PISTON (BRAKE, HYDRAULIC FAN)  
2. 492-5107 CY [1] PUMP GP-PISTON (IMPLEMENT)  
3. 292-3198 [2] WASHER-HARD (13.5X25.5X9-MM THK)  
4. 5P-1076 [4] WASHER-HARD (13.5X30X4-MM THK)  
5. 6D-7146 [1] SEAL-O-RING  
6. 8T-4956 M [6] BOLT (M12X1.75X35-MM)  
7. 9X-7371 C [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72730603
 

388-8872: PUMP & MTG GP-SECONDARY STEER

388-8872 PUMP & MTG GP-SECONDARY STEER
S/N E9W1-UP
PART OF 371-3796 HYDRAULIC AR
i06140292 SEBP7273
3888872 PUMP & MTG GP-SECONDARY STEER Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 391-3129 Y [1] PUMP & MOTOR GP-SEC STEERING (ELECTRIC DRIVE)  
2. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
3. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72730604
 

375-2948: PUMP GP-PISTON

375-2948 PUMP GP-PISTON -BRAKE, HYDRAULIC FAN
S/N E9W1-UP
PART OF 352-5804 PUMP & MTG GP-PISTON
i06140649 SEBP7273
3752948 PUMP GP-PISTON Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
2. 168-7861 [1] PISTON-ACTUATOR  
3. 274-7452 [1] LINK-CONTROL  
4. 197-1762 [1] SWASHPLATE  
5. 396-5089 [1] SHAFT-DRIVE  
6. 203-8609 [1] CUP-BEARING  
7. 188-6303 [1] SPRING  
8. 148-1238 [1] SHIM (3-MM THK)  
9. 185-0263 [1] BEARING  
10. 9S-8002 [1] PLUG (7/16-20-THD)  
11. 105-3035 [1] CONE-BEARING  
12. 3J-7354 [1] SEAL-O-RING  
13. 237-4227 [2] BEARING-CRADLE  
14. 166-0344 [1] SEAL-SHAFT  
15. 127-9485 [1] SEAL-O-RING  
16. 8T-7525 [1] SEAL-O-RING  
17. 168-3504 [1] SEAL  
18. 8C-3110 [1] RING-RETAINING  
19. 095-0670 M [4] BOLT (M12X1.75X45-MM)  
20. 120-4394 [1] PLUG-BREAK OFF  
21. 9X-8979 [1] DOWEL  
22. 396-5080 [1] VALVE GP-PUMP CONTROL  
  6E-6528 [2] SEAL  
  6V-8352 [1] SEAL-O-RING  
  8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
  033-6043 [1] SEAL-O-RING  
  280-7870 [1] GASKET  
23. 9X-7680 [3] SEAL-O-RING  
  M   METRIC PART
 

#SEBP72730605
 

376-2269: PUMP GP-PISTON

376-2269 PUMP GP-PISTON
S/N E9W1-UP
PART OF 352-5804 PUMP & MTG GP-PISTON
i06144249 SEBP7273
3762269 PUMP GP-PISTON Parts scheme 3762269 PUMP GP-PISTON Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 395-4317 [1] SHAFT-DRIVE  
2. 6E-4237 [1] BEARING  
3. 6E-4224 [1] PLUG-SWASHPLATE  
4. 033-6036 [1] SEAL-O-RING  
5. 9S-4190 [1] PLUG-O-RING (7/8-14-THD)  
6. 9T-1699 [1] SPRING  
7. 9T-1710 [1] POPPET  
8. 9T-1636 [1] SEAT  
9. 6E-4227 [1] COVER  
10. 6V-8837 M [3] BOLT (M6X1X16-MM)  
11. 4F-4097 [1] SEAL-O-RING  
12. 6E-4236 [1] BEARING  
13. 3E-4302 M [2] SCREW-FLAT HEAD (M4X0.7X10-MM)  
14. 8T-5039 [3] SEAL-O-RING  
15. 4H-1440 [2] PIN-SPRING  
16. 8T-0343 M [4] BOLT-SOCKET HEAD (M12X1.75X55-MM)  
17. 095-0705 M [2] BOLT-SOCKET HEAD (M16X2X100-MM)  
18. 369-2611 Y [1] VALVE GP-PUMP CONTROL  
19. 7K-8877 [1] CONE-BEARING  
20. 6V-8337 M [4] BOLT-SOCKET HEAD (M8X1.25X35-MM)  
21. 033-6027 [1] SEAL-O-RING  
22. 7K-8876 [1] CUP-BEARING  
23. 6E-4213 [1] KIT-BIAS PISTON  
    (INCLUDES ROD, PISTON & PACKING)
24. 6E-4214 [1] SPRING-BIAS  
25. 6E-4216 Y [1] ROTATING GP-PUMP (IMPLEMENT)  
26. 6E-4225 [1] GASKET  
27. 7L-9061 [2] SEAL-O-RING  
28. 3E-7417 [2] PLUG  
29. 8T-7876 [2] SEAL-O-RING  
30. 6E-4233 [1] PLATE-VALVE  
31. 005-0471 [1] CONE-BEARING  
32. 005-0469 [1] CUP-BEARING  
33. 457-5912 B [1] KIT-SHIM (INCLUDES 17-SHIMS)  
34. 9T-1652 [1] PIN  
35. 6E-4215 [1] KIT-PISTON  
    (INCLUDES PACKING, ROD & PISTON)
36. 184-1527 Y [1] SWASHPLATE GP  
37. 6L-8797 [1] RING-RETAINING  
38. 9X-7547 [1] SEAL-LIP TYPE  
39. 398-3767 [1] COUPLER  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72730606
 

492-5107: PUMP GP-PISTON

492-5107 PUMP GP-PISTON
S/N E9W1-UP
PART OF 352-5804 PUMP & MTG GP-PISTON
i07019152 SEBP7273
4925107 PUMP GP-PISTON Parts scheme 4925107 PUMP GP-PISTON Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 395-4317 [1] SHAFT-DRIVE  
2. 6E-4237 [1] BEARING  
3. 6E-4224 [1] PLUG-SWASHPLATE  
4. 033-6036 [1] SEAL-O-RING  
5. 9S-4190 [1] PLUG-O-RING (7/8-14-THD)  
6. 9T-1699 [1] SPRING  
7. 9T-1710 [1] POPPET  
8. 9T-1636 [1] SEAT  
9. 6E-4227 [1] COVER  
10. 6V-8837 M [3] BOLT (M6X1X16-MM)  
11. 4F-4097 [1] SEAL-O-RING  
12. 6E-4236 [1] BEARING  
13. 3E-4302 M [2] SCREW-FLAT HEAD (M4X0.7X10-MM)  
14. 8T-5039 [3] SEAL-O-RING  
15. 4H-1440 [2] PIN-SPRING  
16. 8T-0343 M [4] BOLT-SOCKET HEAD (M12X1.75X55-MM)  
17. 095-0705 M [2] BOLT-SOCKET HEAD (M16X2X100-MM)  
18. 369-2611 Y [1] VALVE GP-PUMP CONTROL  
19. 7K-8877 [1] CONE-BEARING  
20. 6V-8337 M [4] BOLT-SOCKET HEAD (M8X1.25X35-MM)  
21. 033-6027 [1] SEAL-O-RING  
22. 7K-8876 [1] CUP-BEARING  
23. 6E-4213 [1] KIT-BIAS PISTON (HYDRAULIC PISTON PUMP)  
    (INCLUDES SPRING, ROD, PISTON & PACKING)
24. 6E-4214 [1] SPRING-BIAS  
25. 6E-4216 Y [1] ROTATING GP-PUMP  
26. 6E-4225 [1] GASKET  
27. 7L-9061 [2] SEAL-O-RING  
28. 3E-7417 [2] PLUG  
29. 8T-7876 [2] SEAL-O-RING  
30. 6E-4233 [1] PLATE-VALVE  
31. 005-0471 [1] CONE-BEARING  
32. 005-0469 [1] CUP-BEARING  
33. 457-5912 B [1] KIT-SHIM (INCLUDES 17-SHIMS)(HYDRAULIC PISTON PUMP)  
34. 9T-1652 [1] PIN  
35. 6E-4215 [1] KIT-PISTON (HYDRAULIC PISTON PUMP)  
    (INCLUDES ROD, PISTON & PACKING)
36. 184-1527 Y [1] SWASHPLATE GP  
37. 6L-8797 [1] RING-RETAINING  
38. 9X-7547 [1] SEAL-LIP TYPE  
39. 398-3767 [1] COUPLER  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP72730607
 

184-1527: SWASHPLATE GP

184-1527 SWASHPLATE GP
S/N E9W1-UP
PART OF 376-2269, 492-5107 PUMP GP-PISTON
i01247539 SEBP7273
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1H-3937 [2] PIN  
  167-1801 [2] STOP  
 

#SEBP72730608
 

452-9419: SWIVEL GP

452-9419 SWIVEL GP
S/N E9W1-UP
PART OF 465-3377 SWIVEL GP
ALSO AN ATTACHMENT
i05848181 SEBP7273
4529419 SWIVEL GP Parts scheme
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Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-1246 B [6] SHIM (0.13-MM THK)  
2. 8J-2331 [7] SEAL  
3. 173-1008 [1] ROTOR  
4. 148-8395 [4] PLUG AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
5. 260-6501 [1] BODY  
6. 2H-3928 [7] SEAL-O-RING  
7. 452-0946 [1] PLATE  
8. 107-2784 [2] SCREW-FLAT HEAD (1/2-13X1.5-IN)  
9. 173-1007 [2] SEAL  
10. 4J-9964 [2] SEAL  
  B   USE AS REQUIRED
 

#SEBP72730609
 

465-3377: SWIVEL GP

465-3377 SWIVEL GP
S/N E9W1-UP
CROSS SLOPE
PART OF 371-3796 HYDRAULIC AR, 479-7657 IMPLEMENT AR
ALSO AN ATTACHMENT
i06144113 SEBP7273
4653377 SWIVEL GP Parts scheme
  For full view, you need register

Parts for your 18M3 MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 452-9419 Y [1] SWIVEL GP (CIRCLE DRIVE)  
2. 092-5524 M [1] BOLT (M12X1.75X80-MM)  
3. 1K-6870 [1] LOCKNUT (3/4-10-THD)  
4. 286-0433 M [3] BOLT (M12X1.75X100-MM)  
5. 5P-4135 [1] BOLT (3/4-10X8-IN)  
6. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
7. 8T-4994 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
8. 111-9251 [2] WASHER-HARD (20X35X1.6-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 18M3 :

MOUNTING GP-VALVE
352-5797 MOUNTING GP-VALVE
MOTOR GP-GEROTOR
9T-5977 MOTOR GP-GEROTOR
MANIFOLD GP-VALVE
388-4281 MANIFOLD GP-VALVE
MANIFOLD GP-VALVE
388-4280 MANIFOLD GP-VALVE
MANIFOLD GP-HYDRAULIC
352-5790 MANIFOLD GP-HYDRAULIC
MANIFOLD GP-HYDRAULIC
352-5789 MANIFOLD GP-HYDRAULIC
MANIFOLD GP-CONTROL
423-4959 MANIFOLD GP-CONTROL
MANIFOLD GP-CONTROL
396-4779 MANIFOLD GP-CONTROL
PUMP & MTG GP-PISTON
352-5804 PUMP & MTG GP-PISTON
PUMP & MTG GP-PISTON
352-5804 PUMP & MTG GP-PISTON
PUMP & MTG GP-SECONDARY STEER
388-8872 PUMP & MTG GP-SECONDARY STEER
PUMP GP-PISTON
375-2948 PUMP GP-PISTON
PUMP GP-PISTON
376-2269 PUMP GP-PISTON
PUMP GP-PISTON
492-5107 PUMP GP-PISTON
184-1527 SWASHPLATE GP
SWIVEL GP
452-9419 SWIVEL GP
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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.
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