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257-7805 COOLER GP-AXLE OIL S/N A7A1-UP PART OF 259-8449 COOLER AR-AXLE OIL 988H WHEEL LOADER


POWER TRAIN
COOLER GP
COVER GP-SHIPPING
TRANSMISSION GP
DIFFERENTIAL & BEVEL GEAR GP
AXLE GP
FILTER GP
LINES GP-POWER TRAIN OIL

WHEEL LOADER 988H WHEEL LOADER A7A
 988H Wheel Loader A7A00001-UP (MACHINE) POWERED BY C18 Engine SEBP5751 988H A7A   (2011)

POWER TRAIN

COOLER GP
COOLER & FAN GP-AXLE OIL
257-7815 COOLER & FAN GP-AXLE OIL
259-8449 COOLER AR-AXLE OIL
COOLER GP-AXLE OIL
257-7805 COOLER GP-AXLE OIL
LINES GP-AXLE OIL COOLER
315-8930 LINES GP-AXLE OIL COOLER
LINES GP-AXLE OIL COOLER
345-3960 LINES GP-AXLE OIL COOLER
LINES GP-AXLE OIL COOLER FAN
246-4555 LINES GP-AXLE OIL COOLER FAN
176-6448 VALVE GP-CHECK
 

#SEBP57510310
 

257-7805: COOLER GP-AXLE OIL

257-7805 COOLER GP-AXLE OIL
S/N A7A1-UP
PART OF 259-8449 COOLER AR-AXLE OIL
i04480102 SEBP5751
2577805 COOLER GP-AXLE OIL Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8R-2014 I [1] HOSE AS  
2. 136-2623 I [1] HOSE AS  
3. 152-1626 I [1] HOSE AS  
4. 154-6333 [1] BAFFLE AS  
5. 165-6984 I [1] HOSE AS  
6. 191-6084 I [1] HOSE AS  
7. 246-4561 I [1] HOSE AS  
8. 253-4768 [1] BAFFLE AS  
  8T-3490 M [3] NUT-WELD (M10X1.5-THD)  
9. 257-7815 Y [1] COOLER & FAN GP-AXLE OIL  
10. 6V-1889 [2] CLIP (LOOP)  
11. 7X-7729 [6] WASHER (11X25X3-MM THK)  
12. 8T-4121 [1] WASHER-HARD (11X21X2.5-MM THK)  
13. 8T-4133 M [1] NUT (M10X1.5-THD)  
14. 8T-4136 M [7] BOLT (M10X1.5X25-MM)  
15. 5P-5755 D SEAL (0.5-M)  
15A. 5P-5755 D SEAL (1.0-M)  
15B. 5P-5755 D SEAL (0.6-M)  
15C. 5P-5755 D SEAL (0.1-M)  
15D. 5P-5755 D SEAL (0.1-M)  
  D   ORDER BY THE METER
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510311
 

342-4861: COVER GP-SHIPPING

342-4861 COVER GP-SHIPPING
S/N TXH1-UP
PART OF 383-8943 ENGINE AR-COMPLETE
i04537050 SEBP5751
3424861 COVER GP-SHIPPING Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-1075 [1] PLUG-FUMES TUBE  
2. 2W-2297 [1] BOOT-EXHAUST SUPPORT  
3. 7N-4081 [1] BOOT  
4. 5N-2283 [1] COVER-PAD  
5. 5N-4444 [1] BOOT  
6. 8N-1663 [1] BOOT  
7. 8S-4950 [1] CAP (FLARED 37-DEG)  
8. 9N-6379 [1] BOOT  
9. 034-1432 [2] STRAP-CABLE  
10. 126-0136 [1] COVER  
11. 204-2521 [1] COVER GP-SHIPPING  
  1W-5848 [1] COVER-FLYWHEEL HOUSING  
  8T-4190 M [4] BOLT (M16X2X25-MM)  
12. 165-3929 [4] BOLT (3/8-16X1.5-IN)  
13. 101-3125 [1] GASKET (AIR INLET MANIFOLD)  
14. 2D-0093 [2] GASKET  
15. 3H-5523 [2] COVER  
16. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
17. 5P-8245 [8] WASHER-HARD (13.5X25.5X3-MM THK)  
18. 6A-5591 M [8] BOLT (M12X1.75X25-MM)  
19. 6V-9829 [1] CAP  
  M   METRIC PART
 

#SEBP57510312
 

232-0209: COVER GP-TRANSMISSION

232-0209 COVER GP-TRANSMISSION -SHIPPING
S/N WLD1-UP; DRT1-UP
PART OF 230-6315, 261-0667 TRANSMISSION AR
i04456534 SEBP5751
2320209 COVER GP-TRANSMISSION Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8X-6166 [5] COVER  
2. 8E-7366 [5] GASKET  
3. 6A-5591 M [24] BOLT (M12X1.75X25-MM)  
4. 6V-3668 M [2] BOLT (M12X1.75X30-MM)  
5. 0T-0102 [2] BOLT (3/8-16X0.625-IN)  
6. 3H-0110 [1] COVER  
7. 6Y-6848 [1] COVER  
8. 8H-8257 [1] SEAL-O-RING  
9. 1A-5822 [7] BOLT (1/2-13X2.75-IN)  
10. 5P-8245 [9] WASHER-HARD (13.5X25.5X3-MM THK)  
11. 6H-1717 [2] BOLT (1/2-13X1.125-IN)  
12. 3J-1907 [1] SEAL-O-RING  
13. 9S-4191 [1] PLUG (9/16-18-THD)  
14. 7J-0402 [1] COVER  
15. 8E-7367 [1] GASKET  
16. 5M-6213 [1] PLUG-PIPE (1/4-18-THD)  
18. 3J-3712 [1] GASKET  
  M   METRIC PART
 

#SEBP57510313
 

137-8851: DIFFERENTIAL & BEVEL GEAR GP

137-8851 DIFFERENTIAL & BEVEL GEAR GP
S/N A7A1-UP
PART OF 137-8833 AXLE AR-FIXED, 137-8832 AXLE AR-OSCILLATING
i04456499 SEBP5751
1378851 DIFFERENTIAL & BEVEL GEAR GP Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9374 [1] CUP-BEARING (TAPERED ROLLER)  
2. 5M-6592 [1] CUP-BEARING (TAPERED ROLLER)  
3. 6M-1637 [1] CONE-BEARING (TAPERED ROLLER)  
4. 6M-1638 [1] CUP-BEARING (TAPERED ROLLER)  
5. 126-8182 [1] CUP-BEARING (TAPERED ROLLER)  
6. 165-2135 [1] CONE-SPECIAL TAPERED  
7. 4B-9373 [1] CONE-BEARING (TAPERED ROLLER)  
8. 6B-4852 [1] CONE-BEARING (TAPERED ROLLER)  
9. 4E-1966 [1] RETAINER  
10. 5J-1086 [1] SEAL-O-RING  
11. 5K-3661 [2] LOCK-BEARING  
12. 8R-0053 [1] WASHER (91.4X129.8X6.4-MM THK)  
13. 8R-2857 [1] RING-ADJUSTMENT  
14. 8T-3013 [1] SEAL-O-RING  
15. 9M-5024 [1] SEAL-O-RING  
16. 133-4292 [1] SEAL-LIP TYPE  
17. 136-8035 [1] SHAFT-BEVEL PINION  
17A. 136-8036 [1] GEAR-BEVEL (45-TEETH)  
18. 137-8856 [1] PIN  
19. 137-8857 [1] RING-ADJUSTMENT  
20. 137-8858 Y [1] DIFFERENTIAL GP  
21. 154-7997 B [1] SHIM PACK (INCLUDES 16-SHIMS)  
22. 164-9326 B [1] SHIM PACK (INCLUDES 14-SHIMS)  
23. 173-5850 [1] YOKE AS  
23A. 1H-6227 [1] SEAL-O-RING  
23B. 4E-3601 [1] GUARD  
23C. 121-1257 [1] RING-RETAINING  
23D. 144-4524 [1] CUP-DUST  
24. 209-6696 [1] HOUSING-PINION  
25. 154-7998 [1] COVER  
26. 164-9324 [1] CARRIER AS  
26A. 3J-1907 [1] SEAL-O-RING  
26B. 8C-3236 M [4] BOLT (M30X3.5X160-MM)  
26C. 9S-8004 [1] PLUG (9/16-18-THD)  
26D. 9X-8399 [4] WASHER (33X56X6-MM THK)  
27. 178-2991 M [45] BOLT-SELF-LOCKING (M20X2.5X70-MM)  
28. 160-8510 M [24] BOLT-SELF-LOCKING (M20X2.5X60-MM)  
29. 2H-3932 [1] SEAL-O-RING  
30. 5P-8245 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
31. 5P-8248 [93] WASHER-HARD (20X36.5X3.5-MM THK)  
32. 6V-3532 M [24] BOLT (M20X2.5X60-MM)  
33. 6V-5684 M [4] BOLT (M12X1.75X45-MM)  
34. 6V-8455 M [2] BOLT (M10X1.5X16-MM)  
35. 8R-0052 M [1] NUT-STAKE (M90X2-THD)  
36. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
37. 8T-4136 M [8] BOLT (M10X1.5X25-MM)  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510314
 

137-8858: DIFFERENTIAL GP

137-8858 DIFFERENTIAL GP
S/N A7A1-UP
PART OF 137-8851 DIFFERENTIAL & BEVEL GEAR GP
i04460854 SEBP5751
1378858 DIFFERENTIAL GP Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-8859 [1] CASE AS-DIFFERENTIAL  
2. 140-6554 [1] SPIDER  
3. 154-4383 [4] SPACER-THRUST  
4. 139-9391 [4] PINION-DIFFERENTIAL BEVEL (13-TEETH)  
5. 140-6555 [4] BUSHING  
6. 140-6553 [2] WASHER-THRUST  
7. 139-9392 [2] GEAR-DIFFERENTIAL BEVEL (20-TEETH)  
8. 5P-8247 [16] WASHER-HARD (17X32X3.5-MM THK)  
9. 8T-0650 M [16] BOLT (M16X2X160-MM)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP57510315
 

137-8865: FASTENER GP-AXLE MOUNTING

137-8865 FASTENER GP-AXLE MOUNTING
S/N A7A1-UP
PART OF 225-5455 POWER TRAIN AR
i04455699 SEBP5751
1378865 FASTENER GP-AXLE MOUNTING Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 139-5943 M [12] BOLT (M30X3.5X320-MM)(FRONT AXLE MTG)  
2. 9X-8399 [36] WASHER (33X56X6-MM THK)  
3. 8T-1583 M [12] NUT (M30X3.5-THD)(FRONT AXLE MTG)  
4. 334-6836 [8] BOLT (M30X3.5X240-MM)(REAR TRUNNION SUPPORT MTG)  
5. 178-2992 M [4] BOLT (M30X3.5X220-MM)(FRONT TRUNNION SUPPORT MTG)  
  M   METRIC PART
 

#SEBP57510316
 

230-3633: FILTER GP-OIL

230-3633 FILTER GP-OIL
S/N A7A1-UP
PART OF 257-7815 COOLER & FAN GP-AXLE OIL
i04460245 SEBP5751
2303633 FILTER GP-OIL Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 164-6709 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  5F-9144 [1] SEAL-O-RING  
2. 222-6713 [1] FILTER-OIL (FIRE RESISTANT)(AXLE OIL COOLER)  
 

#SEBP57510317
 

346-5571: FILTER GP-OIL

346-5571 FILTER GP-OIL -POWER TRAIN
S/N A7A1-UP
PART OF 345-3936 LINES GP-POWER TRAIN OIL
i04460603 SEBP5751
3465571 FILTER GP-OIL Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 353-4688 Y [1] FILTER GP-OIL (TRANSMISSION)  
2. 440-0257 Y [1] SWITCH GP-PRESSURE (OIL FILTER BYPASS)  
3. 346-5572 [1] BASE AS-OIL FILTER  
  5P-7701 [2] SEAL-O-RING  
  8L-2786 [2] SEAL-O-RING  
  9S-4181 [2] PLUG (1-5/16-12-THD)  
  9S-4185 [2] PLUG (3/4-16-THD)  
4. 337-5270 [1] FILTER ELEMENT AS-OIL (TRANSMISSION)(TRANSMISSION)  
  095-1678 [1] SEAL-O-RING  
5. 095-1678 [1] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510318
 

353-4688: FILTER GP-OIL

353-4688 FILTER GP-OIL
S/N A7A1-UP
PART OF 346-5571 FILTER GP-OIL
i04472409 SEBP5751
3534688 FILTER GP-OIL Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8005 [1] PLUG (3/4-16-THD)  
2. 337-5270 [1] FILTER ELEMENT AS-OIL (TRANSMISSION)(POWER TRAIN)  
2A. 095-1678 [1] SEAL-O-RING  
3. 347-7407 [1] TUBE-CENTER  
4. 8L-2786 [1] SEAL-O-RING  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
 

#SEBP57510319
 

139-9189: GAUGE GP-SIGHT

139-9189 GAUGE GP-SIGHT
S/N A7A1-UP
PART OF 345-3936 LINES GP-POWER TRAIN OIL
i04437534 SEBP5751
1399189 GAUGE GP-SIGHT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 124-0665 [1] GAUGE-LIQUID LEVEL  
  8F-3469 [2] SEAL-O-RING  
  121-7958 [2] BOLT-MOUNTING (1/2-20X1.75-IN)  
2. 124-0689 [2] ADAPTER  
3. 158-6153 [1] PLATE  
4. 6V-9168 [2] NUT (11/16-16-THD)  
 

Information:

Operation and Maintenance Manual
Axle Oil Cooler Filter - Replace
988H Wheel Loader
Special Instruction
Procedure to Add a Filter to the Oil Cooler Circuit on Certain 988G and 988H Wheel Loaders {1356, 1365, 1374, 1386, 1387, 3004, 5057, 5068, 5264, 5479}
Procedure to Add a Filter to the Oil Cooler Circuit on Certain 988G and 988H Wheel Loaders {1356, 1365, 1374, 1386, 1387, 3004, 5057, 5068, 5264, 5479}
Specifications
Gear Pump (Axle Oil Cooler)
988H Wheel Loader Power Train
Oil Filter (Axle Oil Cooler) - Front And Rear
988H Wheel Loader Power Train
Axle Oil Cooler
988H Wheel Loader Power Train
Check Valve (Axle Oil Cooler Bypass)
988H Wheel Loader Power Train
Solenoid Valve (Axle Oil Cooler)
988H Wheel Loader Power Train
Gear Pump (Axle Oil Cooler Fan)
988H Wheel Loader Power Train
Gear Motor (Axle Oil Cooler Fan)
988H Wheel Loader Power Train
Systems Operation
Oil Coolers and Cooling System Operation
988H Wheel Loader Power Train
Axle Oil Cooler
988H Wheel Loader Power Train
Disassembly and Assembly
Axle Oil Cooler - Disassemble
988H and 988K Wheel Loaders Power Train
Axle Oil Cooler - Assemble
988H and 988K Wheel Loaders Power Train
Gear Pump (Axle Oil Cooler) - Disassemble
988H and 988K Wheel Loaders Power Train
Gear Pump (Axle Oil Cooler) - Assemble
988H and 988K Wheel Loaders Power Train
Transmission Oil Cooler - Remove
988H Wheel Loader C18 Engine Supplement
Transmission Oil Cooler - Install
988H Wheel Loader C18 Engine Supplement
Gear Motor (Axle Oil Cooler Fan) - Disassemble
988H and 988K Wheel Loaders Power Train
Gear Motor (Axle Oil Cooler Fan) - Assemble
988H and 988K Wheel Loaders Power Train
Gear Pump (Axle Oil Cooler) - Remove
988H and 988K Wheel Loaders Power Train
Gear Pump (Axle Oil Cooler) - Install
988H and 988K Wheel Loaders Power Train
Axle Oil Cooler - Remove
988H and 988K Wheel Loaders Power Train
Axle Oil Cooler - Install
988H and 988K Wheel Loaders Power Train
Gear Motor (Axle Oil Cooler Fan) - Remove
988H and 988K Wheel Loaders Power Train
Gear Motor (Axle Oil Cooler Fan) - Install
988H and 988K Wheel Loaders Power Train

Caterpillar Parts SIS Catalog 988H :

259-8449 COOLER AR-AXLE OIL
COOLER & FAN GP-AXLE OIL
257-7815 COOLER & FAN GP-AXLE OIL
CONTROL GP-TRANSMISSION HYD
230-6318 CONTROL GP-TRANSMISSION HYD
CASE & PARTS GP-PLANETARY
230-6317 CASE & PARTS GP-PLANETARY
AXLE GP-OSCILLATING
137-8834 AXLE GP-OSCILLATING
AXLE GP-FIXED
137-8862 AXLE GP-FIXED
137-8832 AXLE AR-OSCILLATING
137-8833 AXLE AR-FIXED
COVER GP-SHIPPING
342-4861 COVER GP-SHIPPING
COVER GP-TRANSMISSION
232-0209 COVER GP-TRANSMISSION
DIFFERENTIAL & BEVEL GEAR GP
137-8851 DIFFERENTIAL & BEVEL GEAR GP
DIFFERENTIAL GP
137-8858 DIFFERENTIAL GP
FASTENER GP-AXLE MOUNTING
137-8865 FASTENER GP-AXLE MOUNTING
FILTER GP-OIL
230-3633 FILTER GP-OIL
FILTER GP-OIL
346-5571 FILTER GP-OIL
FILTER GP-OIL
353-4688 FILTER GP-OIL

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