POWER TRAIN
TRANSMISSION GPCONTROL GP-TRANSMISSION HYD
VALVE GP-PRIORITY
VALVE GP
VALVE GP-SELECTOR & PRESS CONT
BRAKE & PLANETARY GP
POWER TRAIN
TRANSMISSION GP#SEBP18450240
9X-6537: KIT-TRANSMISSION BEARING
9X6537 KIT-BEARING
FOR COMPLETE REPLACEMENT OF TRANSMISSION BEARINGS
FIELD INSTALLATION
FOR COMPLETE REPLACEMENT OF TRANSMISSION BEARINGS
FIELD INSTALLATION
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 8H-5352 | [2] | BALL BEARING | ||
| 7T-8816 | [3] | BALL BEARING-SPL | ||
| 5P-5045 | [1] | BALL BEARING-SPL | ||
| 5P-8451 | [4] | BEARING | ||
| 5M-6126 | [8] | BEARING | ||
| 7H-7628 | [1] | BEARING | ||
| 5P-3930 | [4] | BEARING AS-ROLLER | ||
| 8D-1819 | [2] | CONE-BEARING | ||
| 6S-2829 | [2] | CONE-ROLLER BEARING | ||
| 1P-3935 | [2] | CONE-ROLLER BEARING | ||
| 6S-2828 | [2] | CUP-ROLLER BEARING | ||
| 1P-3934 | [2] | CUP-ROLLER BEARING | ||
| 8D-1817 | [2] | CUP-ROLLER BEARING | ||
| 6T-7799 | [16] | DISC-THRUST | ||
| 9W-0351 | [8] | DISC-THRUST | ||
| 7T-3137 | [8] | DISC-THRUST | ||
| 4H-0019 | [1] | RACE & ROLLER AS | ||
| 7D-1677 | [1] | RACE-BEARING-INNER | ||
| 5P-7592 | [1] | RACE-ROLLER BEARING |
#SEBP18450241
8E-2293: TRANSMISSION AR
8E2293 TRANSMISSION AR*R
TRANSMISSION S/N 7NE1-UP
TRANSMISSION S/N 7NE1-UP
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 6Y-4079 Y | [1] | CONTROL GP-HYDAULIC TRANSMISSION | ||
| 7T-2431 Y | [1] | GEAR GP-BEVEL & TRANSFER | ||
| 7T-6644 Y | [1] | PARTS & CASE GP | ||
| 9W-7454 Y | [1] | PLANETARY GP | ||
| GASKET KITS AVAILABLE | ||||
| 3E-7481 | PARTS & CASE | |||
| 3E-7482 | PLANETARY | |||
| 8T-7332 | HYDRAULIC CONTROL | |||
| 3E-7483 | TRANSMISSION OIL PUMP | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18450242
6Y-4079: CONTROL GP-TRANSMISSION HYD
6Y4079 CONTROL GP-TRANSMISSION HYDRAULIC
TRANSMISSION S/N 7NE1-UP
6Y4080-PAGE 117, 7T8557-PAGE 116
PART OF 8E2293 TRANSMISSION AR
TRANSMISSION S/N 7NE1-UP
6Y4080-PAGE 117, 7T8557-PAGE 116
PART OF 8E2293 TRANSMISSION AR
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1D-4539 | [4] | BOLT | |
| 9M-1974 | [4] | WASHER | ||
| 2. | 8M-4986 | [2] | SEAL-O-RING | |
| 3. | 6Y-4080 Y | [1] | VALVE GP | |
| (SELECTOR & PRESSURE CONT.) | ||||
| 4. | 5F-4899 | [4] | BOLT | |
| 5. | 5M-2894 | [4] | WASHER | |
| 6. | 4H-1394 | [4] | WASHER | |
| 7. | 6S-6646 | [2] | PIN | |
| 8. | 9P-5977 | [2] | LEVER AS | |
| (EACH INCLUDES) | ||||
| 8H-8175 | [1] | BEARING | ||
| 9. | 9P-6217 | [1] | DOWEL | |
| 2H-3429 | [2] | RING-RETAINING | ||
| 10. | 9G-2461 | [1] | ADAPTER | |
| 11. | 2J-4672 | [1] | GASKET | |
| 12. | 0L-1351 | [4] | BOLT | |
| 13. | 9S-4191 | [2] | PLUG-O-RING | |
| 3J-1907 | [2] | SEAL | ||
| 14. | 9G-2460 | [1] | SLEEVE | |
| 15. | 8M-8157 | [4] | SEAL | |
| 16. | 9P-1480 | [2] | SLEEVE | |
| 8M-4432 | [4] | SEAL-O-RING | ||
| 17. | 3T-4403 | [2] | SPRING | |
| 18. | 7T-8557 Y | [1] | VALVE GP-PRIORITY | |
| 19. | 9G-2459 | [1] | SLEEVE | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18450243
6T-2667: CONTROL GP-TRANSMISSION HYD
6T2667 CONTROL GP-TRANSMISSION HYDRAULIC
TRANSMISSION S/N 2NE1-99999,4YE1-UP
6T2668-PAGE 117, 7T8557-PAGE 116
PART OF 9W9613,6Y5958 TRANSMISSION ARS
TRANSMISSION S/N 2NE1-99999,4YE1-UP
6T2668-PAGE 117, 7T8557-PAGE 116
PART OF 9W9613,6Y5958 TRANSMISSION ARS
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1D-4539 | [4] | BOLT | |
| 9M-1974 | [4] | WASHER-HARD | ||
| 2. | 8M-4986 | [2] | SEAL-O-RING | |
| 3. | 6T-2668 Y | [1] | VALVE GP | |
| (SELECTOR & PRESSURE CONT.) | ||||
| 4. | 5F-4899 | [4] | BOLT | |
| 5. | 5M-2894 | [4] | WASHER | |
| 6. | 4H-1394 | [4] | WASHER | |
| 7. | 6S-6646 | [2] | PIN | |
| 8. | 9P-5977 | [2] | LEVER AS | |
| (EACH INCLUDES) | ||||
| 8H-8175 | [1] | BEARING | ||
| 9. | 9P-6217 | [1] | DOWEL | |
| 2H-3429 | [2] | RING-RETAINING | ||
| 10. | 9G-2461 | [1] | ADAPTER | |
| 11. | 2J-4672 | [1] | GASKET | |
| 12. | 0L-1351 | [4] | BOLT | |
| 13. | 9S-4191 | [2] | PLUG-O-RING | |
| 3J-1907 | [2] | SEAL-O-RING | ||
| 14. | 9G-2460 | [1] | SLEEVE | |
| 15. | 6V-4365 | [4] | SEAL-O-RING | |
| 16. | 9P-1480 | [2] | SLEEVE | |
| 8M-4432 | [4] | SEAL-O-RING | ||
| 17. | 3T-4403 | [2] | SPRING | |
| 18. | 7T-8557 Y | [1] | VALVE GP-PRIORITY | |
| 19. | 9G-2459 | [1] | SLEEVE | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18450244
7T-8557: VALVE GP-PRIORITY
7T8557 VALVE GP-PRIORITY
TRANSMISSION S/N 2NE1-UP,4YE1-UP,7NE1-UP
PART OF 6T2667, 6Y4079 CONTROLS-TRANSMISSION HYDRAULIC
TRANSMISSION S/N 2NE1-UP,4YE1-UP,7NE1-UP
PART OF 6T2667, 6Y4079 CONTROLS-TRANSMISSION HYDRAULIC
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2M-7041 | [1] | SLUG | |
| 2. | 0L-1351 | [2] | BOLT | |
| 3. | 9S-2792 | [1] | COVER | |
| 4. | 5S-4437 | [1] | SPOOL AS | |
| 5. | 4B-9880 | [1] | BALL | |
| 6. | 3D-8317 | [1] | RING-RETAINING | |
| 7. | 8M-1013 | [1] | RETAINER | |
| 8. | 4M-2381 | [1] | SPRING | |
| 9. | 5M-9624 B | [6] | SPACER .26MM(.010IN.)THK. | |
| 10. | 5M-9622 | [1] | SPACER 1.58MM(.062IN.)THK. | |
| 11. | 5M-9623 | [1] | SPACER .92MM(.036IN.)THK. | |
| 12. | 6T-2307 | [1] | BODY-VALVE | |
| 13. | 4H-4737 | [2] | PIN-SPRING | |
| 14. | 8P-0311 | [2] | SHAFT | |
| 15. | 7T-8556 | [1] | SPRING | |
| B | USE AS REQUIRED | |||
#SEBP18450245
6Y-4080: VALVE GP
6Y4080 VALVE GP
TRANSMISSION S/N 7NE1-UP
6Y4081-PAGE 117.01
PART OF 6Y4079 CONTROL-TRANSMISSION HYDRAULIC
TRANSMISSION S/N 7NE1-UP
6Y4081-PAGE 117.01
PART OF 6Y4079 CONTROL-TRANSMISSION HYDRAULIC
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5M-6214 | [3] | PLUG-PIPE | |
| 2. | 9G-8551 | [1] | PLATE | |
| 3. | 9P-5928 | [1] | PLATE-TOP | |
| 4. | 4B-0831 | [24] | BOLT | |
| 5. | 9M-1974 | [26] | WASHER | |
| 6. | 9G-2375 | [1] | ELBOW | |
| 7. | 3H-3243 | [2] | BOLT | |
| 8. | 6T-8710 | [1] | MANIFOLD-BOTTOM | |
| 9. | 5F-9657 | [1] | SEAL-O-RING | |
| 10. | 6Y-4081 Y | [1] | VALVE GP-SELECTOR & PRESS CONT | |
| 11. | 9W-3330 | [1] | SUPPORT | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18450246
6T-2668: VALVE GP
6T2668 VALVE GP-SELECTOR & PRESSURE CONTROL
TRANSMISSION S/N 4YE1-UP,2NE1-UP
6Y5969-PAGE 118
PART OF 6T2667 CONTROL-TRANSMISSION HYDRAULIC
TRANSMISSION S/N 4YE1-UP,2NE1-UP
6Y5969-PAGE 118
PART OF 6T2667 CONTROL-TRANSMISSION HYDRAULIC
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5M-6214 | [3] | PLUG-PIPE | |
| 2. | 9G-8551 | [1] | PLATE | |
| 3. | 9P-5928 | [1] | PLATE-TOP | |
| 4. | 4B-0831 | [24] | BOLT | |
| 5. | 9M-1974 | [26] | WASHER | |
| 6. | 9G-2375 | [1] | ELBOW | |
| 7. | 3H-3243 | [2] | BOLT | |
| 8. | 6T-8710 | [1] | MANIFOLD-BOTTOM | |
| 9. | 5F-9657 | [1] | SEAL-O-RING | |
| 10. | 6Y-5969 CY | [1] | VALVE GP-SELECTOR & PRESS CONT | |
| 11. | 9W-3330 | [1] | SUPPORT | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP18450247
6Y-4081: VALVE GP-SELECTOR & PRESS CONT
6Y4081 VALVE GP-SELECTOR & PRESSURE CONTROL
TRANSMISSION S/N 7NE1-UP
PART OF 6Y4080 VALVE
TRANSMISSION S/N 7NE1-UP
PART OF 6Y4080 VALVE
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6Y-4499 | [1] | BODY-PRESSURE SELECTOR | |
| 2. | 6Y-4082 | [1] | SPOOL-SPEED SELECTOR | |
| 3. | 6P-4940 | [1] | STOP | |
| 4. | 9W-5568 | [1] | SLUG | |
| 5. | 9W-5567 | [1] | SPOOL AS-RELIEF | |
| 6. | 3D-8317 | [1] | RING-RETAINING | |
| 7. | 8M-1013 | [1] | RETAINER | |
| 8. | 4M-2381 | [1] | SPRING | |
| 9. | 4B-9880 | [1] | BALL | |
| 10. | 7G-4842 | [1] | SPRING (OUTER) | |
| 11. | 9P-3041 | [1] | SPRING (INNER) | |
| 12. | 6P-4971 | [2] | STOP | |
| 13. | 8E-8393 | [1] | PISTON-LOAD | |
| 14. | 5M-9622 B | [1] | SPACER (1.6MM THK) | |
| 15. | 5M-9623 B | [1] | SPACER (.9MM THK) | |
| 16. | 5M-9624 B | [3] | SPACER (.25MM THK) | |
| 17. | 6F-6673 | [2] | SEAL-O-RING | |
| 18. | 6P-4938 | [1] | COVER | |
| 19. | 6P-9786 | [1] | RETAINER | |
| 20. | 6P-9785 | [1] | SPRING | |
| 21. | 3P-8485 | [1] | RING-RETAINING | |
| 22. | 6Y-3033 | [1] | SPOOL AS-DIFFERENTIAL | |
| 23. | 6P-9784 | [1] | SPRING (OUTER) | |
| 24. | 6P-9783 | [1] | SPRING (INNER) | |
| 25. | 6Y-5500 | [1] | SPOOL-SELECTOR | |
| 26. | 2S-4872 | [1] | STOP | |
| 27. | 3T-4215 | [1] | SLUG | |
| 28. | 3T-3494 | [1] | SPOOL-RATIO | |
| 29. | 8P-6321 | [1] | DOWEL | |
| 30. | 7G-9476 | [1] | ORIFICE-PLUG | |
| 31. | 2A-3746 | [1] | PLUG-CUP | |
| 32. | 2H-2995 | [1] | SETSCREW | |
| 33. | [1] | PLATE-IDENTIFICATION | ||
| 34. | 7B-3028 | [1] | SCREW-DRIVE | |
| 35. | 2B-2695 | [3] | BOLT | |
| 36. | 5H-8853 | [1] | SEAL | |
| 37. | 9W-9830 | [1] | ORIFICE-SCREEN | |
| 38. | 7S-4607 | [4] | DETENT AS | |
| 39. | 1P-8116 | [4] | SEAL-O-RING | |
| 40. | 2S-0696 | [2] | DOWEL | |
| 41. | 1J-5353 | [2] | PIN-SPRING | |
| B | USE AS REQUIRED | |||
#SEBP18450248
6Y-5969: VALVE GP-SELECTOR & PRESS CONT
6Y5969 VALVE GP-SELECTOR & PRESSURE CONTROL
TRANSMISSION S/N 4YE1-UP,2NE1-UP
PART OF 6T2668 VALVE
TRANSMISSION S/N 4YE1-UP,2NE1-UP
PART OF 6T2668 VALVE
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9W-5567 | [1] | SPOOL AS-RELIEF | |
| 3D-8317 | [1] | RING-RETAINING | ||
| 8M-1013 | [1] | RETAINER | ||
| 2. | 4M-2381 | [1] | SPRING | |
| 4B-9880 | [1] | BALL | ||
| 3. | 9P-3041 | [1] | SPRING (INNER) | |
| 4. | 7G-4842 | [1] | SPRING (OUTER) | |
| 5. | 6P-4971 | [2] | STOP | |
| 6. | 1J-5353 | [2] | PIN-SPRING | |
| 7. | 8E-3026 | [1] | PISTON-LOAD | |
| 8. | 2H-2995 | [1] | SETSCREW | |
| 9. | 5M-9622 B | [1] | SPACER 1.58MM(.062IN)THICK | |
| 5M-9623 B | [1] | SPACER .92MM(.036IN)THICK | ||
| 5M-9624 B | [3] | SPACER .26MM(.010IN)THICK | ||
| 10. | 6P-4938 | [1] | COVER | |
| 11. | 6F-6673 | [2] | SEAL-O-RING | |
| 12. | 9W-9830 | [1] | ORIFICE-SCREEN | |
| 13. | 2B-2695 | [3] | BOLT | |
| 14. | 6P-9785 | [1] | SPRING | |
| 15. | 6Y-3033 | [1] | SPOOL AS-DIFFERENTIAL | |
| 16. | 6P-9783 | [1] | SPRING | |
| 17. | 6P-9784 | [1] | SPRING | |
| 18. | 3P-8485 | [1] | RING-RETAINING | |
| 19. | 6P-9786 | [1] | RETAINER | |
| 20. | 2S-4872 | [1] | STOP | |
| 21. | 2A-3746 | [1] | PLUG-CUP | |
| 22. | 6Y-5500 | [1] | SPOOL-SELECTOR | |
| 23. | 3T-4215 | [1] | SLUG | |
| 24. | 3T-3494 | [1] | SPOOL-RATIO | |
| 25. | 7S-4607 | [4] | DETENT AS | |
| 1P-8116 | [4] | SEAL-O-RING | ||
| 26. | 8P-6321 | [1] | DOWEL | |
| 27. | 9W-5568 | [1] | SLUG | |
| 28. | 6P-4940 | [1] | STOP | |
| 29. | 7T-3871 | [1] | SPOOL-SELECTOR | |
| 30. | 2S-0696 | [2] | DOWEL | |
| 31. | 7G-9476 | [1] | ORIFICE-PLUG | |
| 32. | 6Y-5935 | [1] | BODY-SELECTOR | |
| 33. | 5H-8853 | [1] | SEAL | |
| B | USE AS REQUIRED | |||
#SEBP18450249
9W-8127: BRAKE & PLANETARY GP
9W8127 BRAKE & PLANETARY GP*R
S/N 1XJ1-156
S/N 1XJ1-156
Parts for your D8N TRACK-TYPE TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7T-8360 | [1] | HOUSING | |
| 2. | 3T-3601 | [1] | RING-SPACER | |
| 3. | 7T-5020 | [1] | SPRING-DISC | |
| 4. | 6P-5317 | [1] | RING-SEAL | |
| 5. | 7T-1837 | [1] | RING-SEAL | |
| 6. | 7T-9837 | [1] | PLATE | |
| 7. | 9W-7839 | [1] | CARRIER-PLANETARY | |
| 8. | 1C-0569 | [6] | BOLT | |
| 9. | 0S-1585 | [18] | BOLT | |
| 10. | 5P-8245 | [18] | WASHER | |
| 11. | 7T-3566 | [1] | PISTON | |
| 12. | 9W-7926 | [2] | CUP-ROLLER BRG | |
| 13. | 3T-3602 | [1] | RING-SPACER | |
| 14. | 7T-6994 | [3] | PLATE-CLUTCH & BRAKE | |
| 15. | 7T-5726 | [4] | DISC-FRICTION | |
| 16. | 7T-9031 | [1] | GEAR (75 TEETH) | |
| 17. | 7T-3143 | [6] | DISC-THRUST | |
| 18. | 3S-2708 | [3] | PIN-SPRING | |
| 19. | 7T-8136 | [3] | SHAFT-PLANETARY | |
| 20. | 6T-7863 | [1] | SLEEVE | |
| 21. | 9W-3940 | [1] | GEAR AS (30 TEETH) | |
| 22. | 9W-6577 | [1] | SPOOL | |
| 23. | 6J-7836 | [1] | RING-SNAP | |
| 24. | 6D-9953 | [1] | PIN-SPRING | |
| 25. | 5M-0578 | [6] | BEARING | |
| 26. | 9W-7481 | [3] | GEAR (23 TEETH) | |
| 27. | 7T-1885 | [1] | RING | |
| 28. | 8D-4771 | [1] | SEAL-O-RING | |
| 29. | 6F-6673 | [2] | SEAL-O-RING | |
| 30. | 9S-8005 | [2] | PLUG-O-RING | |
| 31. | 3K-0360 | [2] | SEAL-O-RING | |
| 32. | 3T-5807 | [1] | SLINGER | |
| 33. | 9W-7925 | [2] | CONE-ROLLER BEARING | |
| 34. | 8M-4438 | [1] | SEAL-O-RING | |
| 35. | 0S-1571 | [2] | BOLT | |
| 36. | 5M-2894 | [8] | WASHER | |
| 37. | 1A-2029 | [6] | BOLT | |
| 38. | 9W-8126 | [1] | RETAINER AS | |
| 39. | 8S-0527 | [1] | PLUG-CUP |
Information:
POWER TRAIN
TRANSMISSION GP
Service Magazine




