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5G8121 VALVE GP S/N 1RJ1-1409, 2CJ1-591 PART OF 8Y1542 CONTROL-STEERING CLUTCH FOR FIELD REPLACEMENT SEE NPR D4C


STEERING AND BRAKING SYSTEM
VALVE GP
CLUTCH GP-STEERING
OPERATOR STATION
CONTROL GP-STEERING & BRAKE
STEERING AND BRAKING SYSTEM
CLUTCH & BRAKE GP-STEERING
BRAKE GP

TRACK-TYPE TRACTOR D4C TRACK-TYPE TRACTOR 1RJ
 D4C AND D4C LGP TRACTORS / POWER SHIFT / 1RJ00001-UP (MACHINE) POWERED BY 3204 ENGINE SEBP1767 D4C 1RJ   (1988)

STEERING AND BRAKING SYSTEM

VALVE GP
VALVE GP
5G-8120 VALVE GP
VALVE GP
5G-8120 VALVE GP
VALVE GP
5G-8121 VALVE GP
VALVE GP
5G-8121 VALVE GP
 

#SEBP17670150
 

5G-8121: VALVE GP

5G8121 VALVE GP
S/N 1RJ1-1409, 2CJ1-591
PART OF 8Y1542 CONTROL-STEERING CLUTCH
FOR FIELD REPLACEMENT SEE NPR
c402003 SEBP1767
5G8121 VALVE GP Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6H-0187 [1] BOLT  
2. 9M-1974 [6] WASHER  
3. 4B-9883 [1] BOLT  
4. 5G-1452 [1] COVER  
5. 1H-5549 [1] RING-SNAP  
6. 5G-0216 [1] SPOOL  
7. 5G-0179 [1] BODY-VALVE  
8. 5G-0830 [1] SPACER  
9. 5G-8122 [1] COVER AS  
  6H-3956 [1] PIN  
10. 5D-4184 [2] BOLT  
11. 0S-0130 [1] PIN  
12. 6V-8247 [1] BALL BEARING  
13. 5G-8124 [1] STEM  
14. 1H-5403 [2] BOLT  
15. 2J-0157 [1] SEAL-O-RING  
16. 4F-7391 [1] SEAL-O-RING  
17. 9D-7884 [1] SPRING  
18. 2P-4547 [1] SPRING  
19. 2P-2975 [1] SEAL-O-RING  
 

#SEBP17670151
 

5G-8121: VALVE GP

5G8121 VALVE GP
S/N 1RJ1410-UP, 2CJ592-UP
PART OF 8Y1542 CONTROL-STEERING CLUTCH
FOR FIELD REPLACEMENT SEE NPR
c499914 SEBP1767
5G8121 VALVE GP Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6H-0187 [1] BOLT  
2. 9M-1974 [6] WASHER  
3. 4B-9883 [1] BOLT  
4. 5G-1452 [1] COVER  
5. 1H-5549 [1] RING-SNAP  
6. 5G-0216 [1] SPOOL  
7. 5G-0179 [1] BODY-VALVE  
8. 5G-0830 [1] SPACER  
9. 5G-8122 [1] COVER AS  
  6H-3956 [1] PIN  
10. 5D-4184 [2] BOLT  
11. 0S-0130 [1] PIN  
12. 6V-8247 [1] BALL BEARING  
13. 8Y-5339 [1] STEM  
14. 1H-5403 [2] BOLT  
15. 2J-0157 [1] SEAL-O-RING  
16. 4F-7391 [1] SEAL-O-RING  
17. 9D-7884 [1] SPRING  
18. 2P-4547 [1] SPRING  
19. 2P-2975 [1] SEAL-O-RING  
 

#SEBP17670152
 

5G-8725: CLUTCH GP-STEERING

5G8725 CLUTCH GP-STEERING
c524282 SEBP1767
5G8725 CLUTCH GP-STEERING Parts scheme
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Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6Y-7914 [18] DISC-FRICTION  
2. 5K-8616 [18] DISC-STEER CLUTCH DRIVE  
3. 5C-6266 [4] BOLT  
4. 0L-2341 [2] NUT-SPL  
5. 3B-5524 [2] LOCK-NUT  
6. 2B-9020 [16] RETAINER-SPRING  
7. 2B-8759 [16] STUD-SPRING  
8. 2B-9018 [32] LOCK-RETAINER  
9. 6S-3414 [16] SPRING  
10. 5G-8708 [2] DRUM  
11. 7B-7515 [2] BALL BEARING  
12. 3V-0002 [2] NUT-RETAINING  
13. 8T-8917 [12] BOLT  
14. 6S-3397 [2] SHAFT-STEERING CLUTCH  
15. 010-2571 [4] SETSCREW-SOCKET  
16. 1H-7478 [2] RING-RETAINING  
17. 8T-4223 [12] WASHER  
18. 6S-3399 [2] CAGE-RELEASE BEARING  
19. 2M-1086 [2] PLATE AS-PRESSURE  
    (EACH INCLUDES)
20. 6H-3569 [1] BUSHING  
21. 7X-0591 [4] WASHER-HARD  
22. 7X-0515 [16] WASHER  
23. 5V-0593 [2] DISC AS-CLUTCH  
   
    QUANTITIES SHOWN ARE
    THOSE REQUIRED FOR
    BOTH LH & RH SIDES
 

#SEBP17670153
 

8Y-0270: CONTROL GP-STEERING

8Y0270 CONTROL GP-STEERING-DECELERATOR
REPLACED BY 8Y2312-PAGE 98.01
AN ATTACHMENT
c454233 SEBP1767
8Y0270 CONTROL GP-STEERING Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-0829 [2] HANDLE  
2. 5G-3856 [1] ROD AS (L.H.)  
3. 5G-3107 [1] LEVER AS  
4. 5G-1684 [1] SPRING  
5. 6S-6793 [2] ROD END  
6. 5G-3103 [1] LEVER AS  
7. 5G-0026 B [5] WASHER  
8. 5G-3090 [1] PEDAL AS (BRAKE)  
9. 5G-3086 [1] PEDAL AS (BRAKE)  
10. 3H-5841 [2] BOLT  
11. 5M-2894 [2] WASHER  
12. 5G-3095 [1] SHAFT AS  
13. 5G-3094 [1] BRACKET AS  
14. 9F-7882 [2] PIN-SPRING  
15. 5G-3097 [1] SPRING  
16. 5G-0015 [2] PAWL AS  
17. 5G-3098 [1] ROD AS (R.H.)  
18. 4K-0367 [2] NUT  
19. 5P-8247 [2] WASHER-HARD  
20. 3B-4618 [1] COTTER  
21. 9S-9302 [1] BEARING-ROLLER  
  B   USE AS REQUIRED
 

#SEBP17670154
 

8Y-1542: CONTROL GP-STEERING CLUTCH

8Y1542 CONTROL GP-STEERING CLUTCH-PART 1 OF 2
TYPE 1
5G8121-PAGE 100
c451888 SEBP1767
8Y1542 CONTROL GP-STEERING CLUTCH Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5G-8736 [2] YOKE AS  
    (EACH INCLUDES)
  1M-1723 [1] INSERT-RELEASE YOKE  
2. 1A-7657 [1] BALL  
3. 0T-0355 [4] LOCK-CLUTCH SCREW  
4. 7K-8915 [4] SCREW  
5. 5G-6279 [2] CYLINDER  
6. 5G-0705 [2] TUBE AS  
7. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
8. 2P-1278 [2] UNION-BULKHEAD  
  4H-6145 [2] GASKET  
9. 5G-8121 Y [1] VALVE GP  
10. 6K-9194 [1] ELBOW  
11. 5G-0274 [2] SHAFT AS  
12. 4B-6067 [2] ELBOW-STREET  
13. 6S-4097 [1] VALVE  
14. 2N-8037 [1] ELBOW  
15. 5G-0273 [2] CAM  
16. 8L-3282 [1] CONNECTOR-FLARED  
17. 2P-1279 [2] LOCKNUT  
18. 068-2121 [2] BOLT  
19. 1F-7958 [2] NUT-FULL  
20. 6V-4414 [2] BOLT-SELF LOCKING  
21. 5G-6951 [2] PIN  
22. 6S-3480 [2] PISTON  
23. 6S-3479 [4] RING  
  1H-8720 [4] SEAL-O-RING  
24. 8J-6785 [2] SPRING  
25. 0S-1588 [8] BOLT  
26. 9S-4182 [2] PLUG  
  3J-7354 [2] SEAL-O-RING  
27. 6N-8863 [2] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP17670155
 

8Y-1542: CONTROL GP-STEERING CLUTCH

8Y1542 CONTROL GP-STEERING CLUTCH-PART 2 OF 2
TYPE 1
5G8120-PAGE 99.03
c451889 SEBP1767
8Y1542 CONTROL GP-STEERING CLUTCH Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5G-4927 [2] ROD  
2. 4D-4064 [4] ROD END  
3. 8Y-1354 [1] BRACKET AS  
  1F-0748 [1] NUT  
4. 5P-1075 [4] WASHER-HARD  
5. 5G-2718 [1] HOSE AS  
6. 6M-6853 [2] TEE-O-RING  
7. 3V-8848 [1] HOSE AS  
8. 5G-0868 [2] HOSE AS  
9. 6K-9194 [3] ELBOW  
10. 2F-2093 [2] BOLT  
  9M-1974 [2] WASHER  
11. 2R-6806 [4] CONNECTOR  
  3J-1907 [6] SEAL  
12. 5G-8120 Y [1] VALVE GP  
13. 5G-0398 [2] TUBE AS  
14. 9S-4775 [2] BEARING-ROLLER  
15. 4B-5059 [4] WASHER  
16. 1B-4203 [4] NUT-FULL  
17. 0S-1591 [4] BOLT  
  1D-4717 [4] NUT  
18. 8Y-1352 [1] BRACKET AS  
  1F-0748 [1] NUT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP17670156
 

8Y-1542: CONTROL GP-STEERING CLUTCH

8Y1542 CONTROL GP-STEERING CLUTCH-PART 1 OF 2
TYPE 2
5G8121-PAGE 100
c487976 SEBP1767
8Y1542 CONTROL GP-STEERING CLUTCH Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5G-8736 [2] YOKE AS  
    (EACH INCLUDES)
  1M-1723 [1] INSERT-RELEASE YOKE  
2. 1A-7657 [1] BALL  
3. 0T-0355 [4] LOCK-CLUTCH SCREW  
4. 7K-8915 [4] SCREW  
5. 5G-6279 [2] CYLINDER  
6. 5G-0705 [2] TUBE AS  
7. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
8. 2P-1278 [2] UNION-BULKHEAD  
  4H-6145 [2] GASKET  
9. 5G-8121 Y [1] VALVE GP  
10. 6K-9194 C [3] ELBOW  
11. 5G-0274 [2] SHAFT AS  
12. 9S-4182 [2] PLUG  
  3J-7354 [2] SEAL-O-RING  
13. 6S-4097 [1] VALVE  
14. 7X-0578 C [2] WASHER-HARD  
15. 5G-0273 [2] CAM  
16. 8L-3282 [1] CONNECTOR-FLARED  
17. 2P-1279 [2] LOCKNUT  
18. 068-2121 [2] BOLT  
19. 6V-8188 C [2] NUT  
20. 6V-4414 [2] BOLT-SELF LOCKING  
21. 5G-6951 [2] PIN  
22. 6S-3480 [2] PISTON  
23. 6S-3479 [4] RING  
  1H-8720 [4] SEAL-O-RING  
24. 8J-6785 [2] SPRING  
25. 9B-7237 C [8] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP17670157
 

8Y-1542: CONTROL GP-STEERING CLUTCH

8Y1542 CONTROL GP-STEERING CLUTCH-PART 2 OF 2
TYPE 2
5G8120-PAGE 99.03
c487977 SEBP1767
8Y1542 CONTROL GP-STEERING CLUTCH Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5G-4927 [2] ROD  
2. 4D-4064 [4] ROD END  
3. 8Y-1354 [1] BRACKET AS  
  1F-0748 [1] NUT  
4. 5P-1075 [4] WASHER-HARD  
5. 5G-2718 I [1] HOSE AS  
6. 6M-6853 [2] TEE-O-RING  
7. 3V-8848 I [1] HOSE AS  
8. 5G-0868 I [2] HOSE AS  
9. 6K-9194 [3] ELBOW  
10. 7X-2648 C [2] BOLT  
  8T-4224 [2] WASHER-HARD  
11. 2R-6806 [4] CONNECTOR  
  3J-1907 [6] SEAL  
12. 5G-8120 Y [1] VALVE GP  
13. 8Y-2223 C [2] TUBE AS  
14. 9S-4775 [2] BEARING-ROLLER  
15. 4B-5059 [4] WASHER  
16. 6V-8183 C [4] NUT-FULL  
17. 4L-9337 C [4] BOLT  
  6V-8801 C [4] NUT  
18. 8Y-1352 [1] BRACKET AS  
  1F-0748 [1] NUT  
19. 008-6817 C [1] ELBOW  
  C   CHANGE FROM PREVIOUS TYPE
  I   SEE HOSE FABRICATION GUIDE
  Y   SEPARATE ILLUSTRATION
 

#SEBP17670158
 

8Y-1588: BRAKE GP-STEERING

8Y1588 BRAKE GP-STEERING-PART 1 OF 3
TYPE 1
c467457 SEBP1767
8Y1588 BRAKE GP-STEERING Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6S-9477 [2] PLATE  
2. 9H-6700 [2] SPRING  
3. 0S-1595 [8] BOLT  
4. 5P-8245 [18] WASHER  
5. 3H-1977 [2] PIN-CLEVIS  
6. 3B-4617 [4] COTTER (PIN)  
7. 6F-7010 [10] END-ROD  
8. 6B-6684 [8] NUT-FULL  
9. 5G-0371 [2] ROD  
10. 6F-0944 [4] COLLAR  
11. 5G-6125 [2] LEVER  
12. 0S-1585 [10] BOLT  
13. 1B-8736 [2] KEY-WOODRUFF  
14. 8Y-1086 [2] COVER  
  5G-1274 [2] GASKET  
15. 0S-1588 [4] BOLT  
16. 5P-1075 [5] WASHER-HARD  
17. 8Y-1241 [2] BAR AS  
    (EACH INCLUDES)
  8H-9189 [1] DOWEL  
18. 4H-9098 [2] ROD  
19. 5G-1492 [2] PIN  
20. 6S-6646 [2] PIN  
21. 6S-3725 [2] LEVER-BRAKE BAND  
22. 6S-3447 [4] PIN  
23. 5G-6126 [2] ANCHOR AS-BRAKE  
24. 7H-3788 [2] FORK-BRK BAND ADJUSTABLE  
25. 4V-2239 R [2] LINING & BAND AS  
    (EACH INCLUDES)
  4V-2244 [6] LINING-BRAKE (INNER)  
  4V-2245 [8] LINING-BRAKE (OUTER)  
  7B-5062 [49] RIVET  
26. 5B-2934 [1] RIVET-HEAD  
27. 7B-5068 [1] RIVET  
28. 3B-0614 [1] SPRING-ADJ SCREW  
29. 3B-0613 [1] SPRING-ADJ SCREW  
30. 6S-9983 [1] SHAFT AS  
31. 0S-0509 [1] BOLT  
32. 5G-3155 [1] BRACKET AS  
  5G-0213 [1] PIN  
  5G-3156 [1] PLATE  
33. 4K-1347 [4] ROD-CONTROL  
34. 1K-4703 [2] WASHER  
35. 8F-4610 [2] RING-RETAINING  
36. 8L-2777 [2] SEAL-O-RING  
37. 8Y-1084 [2] BAR  
38. 8Y-1085 [2] SLEEVE  
39. 9F-7022 [2] BOLT  
  2D-6235 [2] LOCKNUT  
40. 6Y-2745 [2] BEARING  
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP17670159
 

8Y-1588: BRAKE GP-STEERING

8Y1588 BRAKE GP-STEERING-PART 2 OF 3
TYPE 1
c466225 SEBP1767
8Y1588 BRAKE GP-STEERING Parts scheme
  For full view, you need register

Parts for your D4C TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8Y-1888 [1] PEDAL AS  
2. 9S-9302 [7] BEARING-ROLLER  
3. 8Y-1889 [1] PEDAL AS  
  3H-9269 [1] SPACER  
  5J-0253 [1] SPACER  
  6S-9943 [1] BOSS  
4. 6S-9941 [2] LEVER  
5. 8Y-1890 [1] PEDAL AS  
6. 8Y-1827 [3] SPRING  
7. 7K-0898 B [6] WASHER  
8. 5G-3183 [1] ROD  
9. 5P-1505 E HOSE 27CM (10.63IN)  
10. 2A-2485 [2] LEVER-SHAFT ROD  
  1B-8706 [2] KEY-WOODRUFF  
11. 5G-6128 [2] HOUSING AS  
    (EACH INCLUDES)
  4K-8603 [1] PLUG-CUP  
  8H-8175 [1] BEARING (SMALL)  
  5G-7945 [1] BEARING (LARGE)  
12. 8F-5340 [1] SEAL-LIP TYPE  
13. 8Y-1081 [1] SHAFT-RH  
  8Y-1082 [1] SHAFT-LH  
14. 5G-1492 [2] PIN  
  6S-6646 [2] PIN  
15. 6S-9976 [1] BLOCK  
16. 3K-4897 [1] PIN-SPRING  
17. 3H-1977 [1] PIN-CLEVIS  
18. 0S-1591 [2] BOLT  
  9S-8752 [2] NUT-FULL  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
 

Information:

Specifications
Steering Control Valve
D4B, D4C AND D4C SERIES II TRACTORS POWER TRAIN
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}
Disassembly and Assembly
Steering Clutch Control Valves
D4B TRACTOR AND 935B TRACK-TYPE LOADER POWER TRAIN
Service Magazine
Steering Clutch Control Valve Pressure Requirements{4102,4307}
1995/07/17
243-3133 Quick Connect Coupler (Fluid Sampling) Provides A Coupler for Portable Particle Analyzers {0707, 0717, 0731, 0732, 0738}
2004/07/05

Caterpillar Parts SIS Catalog D4C :

VALVE GP
5G-8120 VALVE GP
VALVE GP
5G-8120 VALVE GP
CASE GP-STEERING CLUTCH
5G-6103 CASE GP-STEERING CLUTCH
CASE GP-STEERING CLUTCH
5G-6103 CASE GP-STEERING CLUTCH
CASE GP-STEERING CLUTCH
5G-6103 CASE GP-STEERING CLUTCH
8Y-2312 STEERING AR
FILTER GP-TRANSMISSION
9P-6277 FILTER GP-TRANSMISSION
FILLER GP-POWER TRAIN OIL
5G-1239 FILLER GP-POWER TRAIN OIL
VALVE GP
5G-8121 VALVE GP
CLUTCH GP-STEERING
5G-8725 CLUTCH GP-STEERING
CONTROL GP-STEERING
8Y-0270 CONTROL GP-STEERING
CONTROL GP-STEERING CLUTCH
8Y-1542 CONTROL GP-STEERING CLUTCH
CONTROL GP-STEERING CLUTCH
8Y-1542 CONTROL GP-STEERING CLUTCH
CONTROL GP-STEERING CLUTCH
8Y-1542 CONTROL GP-STEERING CLUTCH
CONTROL GP-STEERING CLUTCH
8Y-1542 CONTROL GP-STEERING CLUTCH
BRAKE GP-STEERING
8Y-1588 BRAKE GP-STEERING

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