POWER TRAIN
TORQUE CONVERTER GPTRANSMISSION GP
SHAFT GP
VALVE GP-RELIEF
VALVE GP-SELECTOR
VALVE GP-SELECTOR & PRESS CONT
VALVE GP-SOLENOID
POWER TRAIN
TORQUE CONVERTER GP#SEBP22190280
6Y-3888: TORQUE CONVERTER GP
6Y-3888 TORQUE CONVERTER GP -LOCKUP
S/N 2JT1-119; 2JT122-131; 2JT139-139; 2JT142-142
PART OF 6Y-3889 TORQUE CONVERTER & HOUSING GP
S/N 2JT1-119; 2JT122-131; 2JT139-139; 2JT142-142
PART OF 6Y-3889 TORQUE CONVERTER & HOUSING GP
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7X-2555 M | [1] | BOLT (M16X2X80-MM) | |
| 2. | 9S-4372 | [1] | RETAINER | |
| 3. | 6Y-1415 | [1] | YOKE-OUTPUT | |
| 4. | 8C-3075 | [1] | SEAL-LIP TYPE | |
| 5. | 6Y-6602 | [1] | ROTOR-SENSOR | |
| 6. | 8T-4195 M | [8] | BOLT (M10X1.5X30-MM) | |
| 7. | 8T-4121 | [8] | WASHER-HARD (11X21X2.5-MM THK) | |
| 8. | 8E-5154 | [1] | RETAINER-BEARING | |
| 9. | 8E-5115 | [1] | GASKET | |
| 10. | 7F-6013 | [1] | BALL BEARING | |
| 11. | 3T-6246 | [4] | RING-SEAL | |
| 12. | 6Y-1414 | [1] | CARRIER-RING | |
| 13. | 8M-4989 | [1] | SEAL-O-RING | |
| 14. | 6Y-1413 | [1] | SHAFT-OUTPUT | |
| 15. | 2G-8741 | [1] | RING-METAL SEAL | |
| 16. | 108-4734 | [1] | CARRIER AS-STATOR | |
| 17. | 108-4441 | [1] | CARRIER-RING | |
| 18. | 2H-2255 | [1] | DOWEL | |
| 19. | 8E-2870 | [1] | GEAR-DRIVE (88-TEETH) | |
| 20. | 6V-1820 M | [6] | BOLT (M10X1.5X30-MM) | |
| 21. | 5P-6408 | [1] | BEARING-INNER | |
| 22. | 124-6348 | [1] | RACE-ROLLER | |
| 23. | 8J-6815 | [1] | PLUG-ORIFICE | |
| 24. | 1T-1401 | [1] | RING-SEAL | |
| 25. | 6Y-1409 | [1] | HOUSING-CLUTCH | |
| 26. | 6V-4249 M | [36] | BOLT (M10X1.5X50-MM) | |
| 27. | 6V-5839 | [38] | WASHER (11X21X2.5-MM THK) | |
| 28. | 6V-3822 M | [2] | BOLT (M10X1.5X35-MM) | |
| 29. | 3S-1284 | [1] | RING-SEAL | |
| 30. | 7G-0141 | [1] | RING-SEAL | |
| 31. | 6Y-6600 | [1] | PISTON-CLUTCH | |
| 32. | 8E-8328 | [3] | DISC-FRICTION | |
| 33. | 1T-1897 | [2] | PLATE-CLUTCH | |
| 34. | 1T-0806 | [1] | RETAINER-BEARING | |
| 35. | 1T-0807 | [2] | RACE-THRUST BEARING | |
| 36. | 1T-0786 | [1] | BEARING-THRUST | |
| 37. | 6Y-1410 | [1] | PLATE-CLUTCH BACKING | |
| 38. | 6Y-0799 | [1] | HOUSING AS-CLUTCH | |
| 39. | 1T-0766 | [1] | BUSHING | |
| 40. | 6Y-0798 | [1] | COVER | |
| 41. | 6V-5839 | [6] | WASHER (11X21X2.5-MM THK) | |
| 42. | 6V-1820 M | [6] | BOLT (M10X1.5X30-MM) | |
| 43. | 8L-2786 | [2] | SEAL-O-RING | |
| 44. | 9S-4185 | [2] | PLUG (3/4-16-THD) | |
| 45. | 1T-0807 | [4] | RACE-THRUST BEARING | |
| 46. | 1T-0786 | [3] | BEARING-THRUST | |
| 47. | 1T-0806 | [3] | RETAINER-BEARING | |
| 48. | 1T-0896 | [1] | RING-RETAINING | |
| 49. | 8P-1246 | [1] | PLATE-CLUTCH BACKING | |
| 50. | 1T-0887 | [3] | DISC AS-CLUTCH | |
| 51. | 1T-1315 | [2] | PLATE-CLUTCH | |
| 52. | 1T-1426 | [1] | PISTON-LOCKUP CLUTCH | |
| 53. | 7G-0141 | [1] | RING-SEAL | |
| 54. | 8S-3371 | [1] | RING-SEAL | |
| 55. | 6Y-0803 | [1] | STATOR-CONVERTER | |
| 56. | 1V-6659 | [2] | RING-RETAINING | |
| 57. | 6Y-0804 | [1] | ADAPTER-SPLINED | |
| 58. | 1T-0795 | [3] | RING-RETAINING | |
| 59. | 1T-0787 | [2] | PLATE | |
| 60. | 6Y-1354 | [1] | HUB | |
| 61. | 8T-0273 M | [24] | BOLT-SOCKET HEAD (M12X1.75X40-MM) | |
| 62. | 2P-4470 | [1] | TURBINE-CONVERTER | |
| 63. | 6Y-0802 | [1] | ADAPTER-CLUTCH | |
| 64. | 6V-5684 M | [12] | BOLT (M12X1.75X45-MM) | |
| 65. | 5P-8245 | [12] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 66. | 6Y-0806 | [1] | HUB-IMPELLER | |
| 67. | 6Y-5636 | [1] | IMPELLER-CONVERTER | |
| 68. | 6Y-1405 | [1] | ADAPTER AS-CLUTCH | |
| 69. | 9M-4007 | [2] | DOWEL | |
| 70. | 8E-2882 | [1] | BUSHING | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP22190281
6Y-3888: TORQUE CONVERTER GP
6Y-3888 TORQUE CONVERTER GP -LOCKUP
S/N 2JT120-121; 2JT132-138; 2JT140-141; 2JT143-99999
PART OF 6Y-3889 TORQUE CONVERTER & HOUSING GP
S/N 2JT120-121; 2JT132-138; 2JT140-141; 2JT143-99999
PART OF 6Y-3889 TORQUE CONVERTER & HOUSING GP
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7X-2555 M | [1] | BOLT (M16X2X80-MM) | |
| 2. | 9S-4372 | [1] | RETAINER | |
| 3. | 6Y-1415 | [1] | YOKE-OUTPUT | |
| 4. | 216-0273 | [1] | SEAL-LIP TYPE | |
| 5. | 6Y-6602 | [1] | ROTOR-SENSOR | |
| 6. | 8T-4195 M | [8] | BOLT (M10X1.5X30-MM) | |
| 7. | 8T-4121 | [8] | WASHER-HARD (11X21X2.5-MM THK) | |
| 8. | 8E-5154 | [1] | RETAINER-BEARING | |
| 9. | 8E-5115 | [1] | GASKET | |
| 10. | 7F-6013 | [1] | BALL BEARING | |
| 11. | 3T-6246 | [4] | RING-SEAL | |
| 12. | 6Y-1414 | [1] | CARRIER-RING | |
| 13. | 8M-4989 | [1] | SEAL-O-RING | |
| 14. | 6Y-1413 | [1] | SHAFT-OUTPUT | |
| 15. | 2G-8741 | [1] | RING-METAL SEAL | |
| 16. | 108-4734 | [1] | CARRIER AS-STATOR | |
| 17. | 108-4441 | [1] | CARRIER-RING | |
| 18. | 2H-2255 | [1] | DOWEL | |
| 19. | 8E-2870 | [1] | GEAR-DRIVE (88-TEETH)(88 TEETH) | |
| 20. | 6V-1820 M | [6] | BOLT (M10X1.5X30-MM) | |
| 21. | 5P-6408 | [1] | BEARING-INNER | |
| 22. | 124-6348 | [1] | RACE-ROLLER | |
| 23. | 8J-6815 | [1] | PLUG-ORIFICE | |
| 24. | 1T-1401 | [1] | RING-SEAL | |
| 25. | 6Y-1409 | [1] | HOUSING-CLUTCH | |
| 26. | 6V-4249 M | [36] | BOLT (M10X1.5X50-MM) | |
| 27. | 6V-5839 | [38] | WASHER (11X21X2.5-MM THK) | |
| 28. | 6V-3822 M | [2] | BOLT (M10X1.5X35-MM) | |
| 29. | 3S-1284 | [1] | RING-SEAL | |
| 30. | 7G-0141 | [1] | RING-SEAL | |
| 31. | 6Y-6600 | [1] | PISTON-CLUTCH | |
| 32. | 336-9318 | [3] | DISC-FRICTION | |
| 33. | 1T-1897 | [2] | PLATE-CLUTCH | |
| 34. | 1T-0806 | [1] | RETAINER-BEARING | |
| 35. | 1T-0807 | [2] | RACE-THRUST BEARING | |
| 36. | 1T-0786 | [1] | BEARING-THRUST | |
| 37. | 6Y-1410 | [1] | PLATE-CLUTCH BACKING | |
| 38. | 6Y-0799 | [1] | HOUSING AS-CLUTCH | |
| 39. | 1T-0766 | [1] | BUSHING | |
| 40. | 6Y-0798 | [1] | COVER | |
| 41. | 6V-5839 | [6] | WASHER (11X21X2.5-MM THK) | |
| 42. | 6V-1820 M | [6] | BOLT (M10X1.5X30-MM) | |
| 43. | 8L-2786 | [2] | SEAL-O-RING | |
| 44. | 9S-4185 | [2] | PLUG (3/4-16-THD) | |
| 45. | 1T-0807 | [4] | RACE-THRUST BEARING | |
| 46. | 1T-0786 | [3] | BEARING-THRUST | |
| 47. | 1T-0806 | [3] | RETAINER-BEARING | |
| 48. | 1T-0896 | [1] | RING-RETAINING | |
| 49. | 8P-1246 | [1] | PLATE-CLUTCH BACKING | |
| 50. | 336-9313 | [3] | DISC-FRICTION | |
| 51. | 1T-1315 | [2] | PLATE-CLUTCH | |
| 52. | 1T-1426 | [1] | PISTON-LOCKUP CLUTCH | |
| 53. | 7G-0141 | [1] | RING-SEAL | |
| 54. | 8S-3371 | [1] | RING-SEAL | |
| 55. | 6Y-0803 | [1] | STATOR-CONVERTER | |
| 56. | 1V-6659 | [2] | RING-RETAINING | |
| 57. | 6Y-0804 | [1] | ADAPTER-SPLINED | |
| 58. | 1T-0795 | [3] | RING-RETAINING | |
| 59. | 1T-0787 | [2] | PLATE | |
| 60. | 6Y-1354 | [1] | HUB | |
| 61. | 8T-0273 M | [24] | BOLT-SOCKET HEAD (M12X1.75X40-MM) | |
| 62. | 2P-4470 | [1] | TURBINE-CONVERTER | |
| 63. | 6Y-0802 | [1] | ADAPTER-CLUTCH | |
| 64. | 6V-5684 M | [12] | BOLT (M12X1.75X45-MM) | |
| 65. | 5P-8245 | [12] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 66. | 6Y-0806 | [1] | HUB-IMPELLER | |
| 67. | 6Y-5636 | [1] | IMPELLER-CONVERTER | |
| 68. | 6Y-1405 | [1] | ADAPTER AS-CLUTCH | |
| 6Y-7655 | [1] | ADAPTER-CLUTCH | ||
| 69. | 9M-4007 | [2] | DOWEL | |
| 70. | 8E-2882 | [1] | BUSHING | |
| M | METRIC PART | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP22190282
6Y-6971: TRANSMISSION AR
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 6Y-6973 Y | [1] | CASE & PARTS GP-PLANETARY | ||
| 8E-6392 Y | [1] | CONTROL GP-TRANSMISSION HYD | ||
| 8E-7141 Y | [1] | COVER GP-SHIPPING | ||
| 6Y-6974 Y | [1] | GEAR GP-INPUT TRANSFER | ||
| 6Y-6975 Y | [1] | GEAR GP-OUTPUT TRANSFER | ||
| 6Y-6972 Y | [1] | PLANETARY GP-TRANSMISSION | ||
| AVAILABLE REPAIR KIT(S): | ||||
| [1] | KIT-TRANSMISSION BEARING (COMPLETE) | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22190283
9U-4983: UNIVERSAL JOINT GP
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS#SEBP22190284
9U-4985: UNIVERSAL JOINT GP
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS#SEBP22190285
104-5013: VALVE GP-RELIEF
104-5013 VALVE GP-RELIEF -TORQUE CONVERTER OUTLET
S/N 7HK1-99999
PART OF 8R-5683 LINES GP-POWER TRAIN OIL
S/N 7HK1-99999
PART OF 8R-5683 LINES GP-POWER TRAIN OIL
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | [1] | BODY-RELIEF VALVE | ||
| 2. | 4M-8239 | [2] | COVER | |
| 3. | 0S-1594 | [4] | BOLT (3/8-16X1-IN) | |
| 4. | 5M-2894 | [4] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 5. | 8M-8627 | [1] | SPRING | |
| 6. | 5M-9622 B | [2] | SHIM (1.6-MM THK) | |
| 5M-9623 B | [3] | SHIM (0.9-MM THK) | ||
| 5M-9624 B | [1] | SHIM (0.25-MM THK) | ||
| 7. | 8M-4986 | [2] | SEAL-O-RING | |
| 8. | 2P-4538 | [1] | SPOOL AS-RELIEF | |
| 9. | 9M-4313 | [1] | POPPET | |
| 10. | 5M-9548 | [1] | SPRING | |
| 11. | 1L-3162 | [1] | RING-RETAINING | |
| 12. | 8M-2537 | [1] | RETAINER | |
| 13. | 6V-0852 | [1] | CAP-DUST | |
| 14. | 3J-1907 | [1] | SEAL-O-RING | |
| 15. | 6V-3965 | [1] | FITTING (QUICK DISCONNECT) | |
| B | USE AS REQUIRED | |||
#SEBP22190286
8E-6398: VALVE GP-SELECTOR
8E-6398 VALVE GP-SELECTOR -TRANSMISSION
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS#SEBP22190287
106-0550: VALVE GP-SELECTOR & PRESS CONT
106-0550 VALVE GP-SELECTOR & PRESS CONT -TRANSMISSION
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8P-9296 | [2] | ORIFICE-PLUG | |
| 2. | 6Y-0728 | [1] | COVER | |
| 3. | 2B-2695 | [5] | BOLT (5/16-18X0.875-IN) | |
| 4. | 238-5508 | [1] | PLUG AS-ORIFICE | |
| 8L-2779 | [1] | SEAL-O-RING | ||
| 215-7183 | [1] | ORIFICE-SCREEN | ||
| 5. | 6P-4978 | [1] | SPRING | |
| 6. | 2S-0696 | [2] | DOWEL | |
| 7. | 6P-4940 | [1] | STOP | |
| 8. | 9W-5567 | [1] | SPOOL AS-RELIEF | |
| 3D-8317 | [1] | RING-RETAINING | ||
| 4B-9880 | [1] | BALL | ||
| 4M-2381 | [1] | SPRING | ||
| 8M-1013 | [1] | RETAINER | ||
| 9. | 9W-5568 | [1] | SLUG | |
| 10. | 6Y-0724 | [1] | SPOOL-SPEED SELECTOR | |
| 11. | 7G-4842 | [1] | SPRING | |
| 12. | 9P-3041 | [1] | SPRING | |
| 13. | 6Y-0726 | [4] | RETAINER | |
| 14. | 6I-9519 | [2] | SPRING | |
| 15. | 6Y-0727 | [2] | STOP | |
| 16. | 4J-0521 | [2] | SEAL-O-RING | |
| 17. | 6P-4943 | [1] | SPOOL-RATIO | |
| 18. | 6F-6673 | [2] | SEAL-O-RING | |
| 19. | 8E-6433 | [1] | SPOOL-DIFFERENTIAL | |
| 20. | 5M-9622 B | [1] | SHIM (1.6-MM THK) | |
| 5M-9623 B | [1] | SHIM (0.9-MM THK) | ||
| 5M-9624 B | [3] | SHIM (0.25-MM THK) | ||
| 21. | 106-0554 | [1] | BODY | |
| 22. | 6Y-0744 | [1] | STOP | |
| 23. | 6P-9785 | [1] | SPRING | |
| 24. | 3P-8485 | [1] | RING-RETAINING | |
| 25. | 6P-9786 | [1] | RETAINER | |
| 26. | 6P-9784 | [1] | SPRING | |
| 27. | 6P-9783 | [1] | SPRING | |
| 28. | 9G-5301 | [1] | PISTON-LOAD | |
| 29. | 2S-4872 | [1] | STOP | |
| 30. | 5P-6261 | [2] | RING-RETAINING | |
| 31. | 6Y-0725 | [1] | SPOOL-SELECTOR | |
| 32. | 5S-7816 | [1] | SLUG | |
| B | USE AS REQUIRED | |||
#SEBP22190288
8E-6396: VALVE GP-SELECTOR & PRESS CONT
8E-6396 VALVE GP-SELECTOR & PRESS CONT
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
S/N 9XE1-736
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9W-5567 | [1] | SPOOL AS-RELIEF | |
| 2. | 4B-9880 | [1] | BALL | |
| 3D-8317 | [1] | RING-RETAINING | ||
| 8M-1013 | [1] | RETAINER | ||
| 4M-2381 | [1] | SPRING | ||
| 3. | 9P-3041 | [1] | SPRING | |
| 4. | 7G-4842 | [1] | SPRING | |
| 5. | 6Y-0727 | [2] | STOP | |
| 6. | 6Y-0726 | [4] | RETAINER | |
| 7. | 9G-5301 | [1] | PISTON-LOAD | |
| 8. | 6I-9519 | [2] | SPRING | |
| 9. | 5M-9622 B | [1] | SHIM (1.6-MM THK) | |
| 5M-9623 B | [1] | SHIM (0.9-MM THK) | ||
| 5M-9624 B | [3] | SHIM (0.25-MM THK) | ||
| 10. | 6Y-0728 | [1] | COVER | |
| 11. | 4J-0521 | [2] | SEAL-O-RING | |
| 12. | 9W-9830 | [1] | ORIFICE-SCREEN | |
| 13. | 2B-2695 | [5] | BOLT (5/16-18X0.875-IN) | |
| 14. | 6P-9785 | [1] | SPRING | |
| 6P-9786 | [1] | RETAINER | ||
| 15. | 3P-8485 | [1] | RING-RETAINING | |
| 16. | 6P-9783 | [1] | SPRING (INNER) | |
| 17. | 6P-9784 | [1] | SPRING (OUTER) | |
| 18. | 6Y-0724 | [1] | SPOOL-SPEED SELECTOR | |
| 19. | 5H-8853 | [1] | SEAL-O-RING | |
| 20. | 2S-4872 | [1] | STOP | |
| 21. | 5P-6261 | [2] | RING-RETAINING | |
| 22. | 8E-6433 | [1] | SPOOL-DIFFERENTIAL | |
| 23. | 5S-7816 | [1] | SLUG | |
| 24. | 6P-4943 | [1] | SPOOL-RATIO | |
| 25. | 6F-6673 | [2] | SEAL-O-RING | |
| 26. | 6Y-0744 | [1] | STOP | |
| 27. | 9W-5568 | [1] | SLUG | |
| 28. | 6P-4940 | [1] | STOP | |
| 29. | 6Y-0725 | [1] | SPOOL-SELECTOR | |
| 30. | 106-0554 | [1] | BODY | |
| 31. | 2S-0696 | [2] | DOWEL | |
| 32. | 6P-4978 | [1] | SPRING | |
| 33. | 8P-9296 | [2] | ORIFICE-PLUG | |
| B | USE AS REQUIRED | |||
#SEBP22190289
3E-3748: VALVE GP-SOLENOID
3E-3748 VALVE GP-SOLENOID
S/N 9XE1-736
12 VOLT DC
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
S/N 9XE1-736
12 VOLT DC
PART OF 8E-6393 VALVE GP-TRANSMISSION CONTROL
Parts for your 990 WHEEL LOADER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3E-3747 | [1] | COIL AS | |
| 2. | 1S-9593 | [2] | STRAP-CABLE | |
| 3. | 3E-3361 | [1] | PLUG AS-CONNECTOR (2-PIN) | |
| 8T-8730 | [2] | SOCKET-CONNECTOR (16-GA TO 18-GA) | ||
| 3E-3362 | [1] | WEDGE-PLUG LOCK (2-PIN) | ||
| 4. | 104-5970 | [1] | LOCKNUT (1/4-20-THD) | |
| 5. | 4B-4276 | [1] | WASHER (7X16X1.6-MM THK) | |
| 6. | 7X-1121 | [1] | CARTRIDGE AS | |
| AVAILABLE REPAIR KIT(S): | ||||
| 100-4083 | [1] | KIT-SEAL (SOLENOID VALVE) | ||
| (INCLUDES O-RING SEALS & BACKUP RING) | ||||




