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180-6649 DRIVE GP-UNIT INJ HYD PUMP S/N 99C7615-UP PART OF 125-3428 DRIVE GP-UNIT INJ HYD PUMP 637D WHEEL TRACTOR


FUEL SYSTEM
PUMP GP-UNIT INJECTOR HYD
LINES GP-FUEL INJECTION
PUMP GP-UNIT INJECTOR HYD
LINES GP-FUEL
PUMP GP-UNIT INJECTOR HYD
PUMP GP-FUEL INJECTION
FILTER GP-FUEL
PUMP GP-UNIT INJECTOR HYD

WHEEL TRACTOR 637D WHEEL TRACTOR 71W
 3408E Engine Emissions Repower Tier I For 637D Wheel Tractor 71W00001-UP (MACHINE) SEBP7414 637D 71W   (1976)

FUEL SYSTEM

PUMP GP-UNIT INJECTOR HYD
DRIVE GP-UNIT INJ HYD PUMP
125-3428 DRIVE GP-UNIT INJ HYD PUMP
DRIVE GP-UNIT INJ HYD PUMP
180-6649 DRIVE GP-UNIT INJ HYD PUMP
KIT-SEAL
138-6256 KIT-SEAL
LINES GP-INJECTOR HYD PUMP
121-4034 LINES GP-INJECTOR HYD PUMP
PUMP & MTG GP-UNIT INJ HYD
126-7292 PUMP & MTG GP-UNIT INJ HYD
PUMP GP-UNIT INJECTOR HYD
201-4201 PUMP GP-UNIT INJECTOR HYD
 

#SEBP74140070
 

180-6649: DRIVE GP-UNIT INJ HYD PUMP

180-6649 DRIVE GP-UNIT INJ HYD PUMP
S/N 99C7615-UP
PART OF 125-3428 DRIVE GP-UNIT INJ HYD PUMP
i01324077 SEBP7414
1806649 DRIVE GP-UNIT INJ HYD PUMP Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 180-6645 [1] SHAFT AS  
  3S-6605 [1] PLUG-CUP  
2. 150-2392 [1] PLATE-THRUST  
3. 180-6646 [1] GASKET  
4. 180-6647 [1] HOUSING AS  
4A. 2H-1190 [2] DOWEL  
4B. 162-0151 [1] BUSHING  
4C. 162-0152 [1] BUSHING  
5. 162-0161 [1] HOUSING AS  
5A. 2A-3746 [1] PLUG-CUP  
5B. 162-0150 [1] BUSHING  
5C. 162-0151 [1] BUSHING  
6. 125-5835 [1] PLUG-FELT  
7. 1B-9575 [4] BOLT (5/16-18X1.56-IN)  
8. 0S-1618 [2] BOLT (5/16-18X1-IN)  
9. 9N-0869 [2] WASHER-HARD (8.8X25.5X2-MM THK)  
10. 9S-8004 [1] PLUG (9/16-18-THD)  
11. 6V-5049 [1] SEAL-O-RING  
12. 1D-4541 [2] BOLT (5/16-18X3-IN)  
13. 8M-6802 [3] SCREW-HEX SOCKET (1/4-20X1-IN)  
14. 155-6637 [1] GEAR-OIL DRIVE (18-TEETH)  
15. 124-6640 [1] PLATE  
16. 031-2701 [2] BOLT-LOCKING (5/16-18X1.25-IN)  
 

#SEBP74140071
 

232-1168: INJECTOR GP-FUEL

232-1168 INJECTOR GP-FUEL
S/N 99C7615-UP
PART OF 206-2630 PUMP GP-FUEL INJECTION
FIELD REPLACEMENT ORDER @@@@@232-1183@@@@@, 1-115-3598 ADAPTER-INJECTION, 1-116-7222 SEAL-RECTANGULAR, 2-136-1869 BOLT-SOCKET HEAD
i05877587 SEBP7414
2321168 INJECTOR GP-FUEL Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 115-3598 [1] ADAPTER-INJECTION  
2. 116-7222 [1] SEAL-RECTANGULAR  
3. 136-1869 [2] BOLT-SOCKET HEAD  
 

#SEBP74140072
 

232-1183: INJECTOR GP-FUEL

232-1183 INJECTOR GP-FUEL
S/N 99C7615-UP
FIELD REPLACEMENT FOR @@@@@232-1168@@@@@
i05878535 SEBP7414
2321183 INJECTOR GP-FUEL Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 115-3598 AB [1] ADAPTER-INJECTION  
2. 116-7222 AB [1] SEAL-RECTANGULAR  
3. 136-1869 AB [2] BOLT-SOCKET HEAD  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

#SEBP74140073
 

138-6256: KIT-SEAL

138-6256 KIT-SEAL
S/N 99C7615-UP
PART OF 201-4201 PUMP GP-UNIT INJECTOR HYD
i01166968 SEBP7414
1386256 KIT-SEAL Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 109-9685 [4] SEAL-O-RING  
2. 033-5853 [3] SEAL-O-RING  
3. 109-3206 [1] SEAL-O-RING  
4. 033-6042 [4] SEAL-O-RING  
5. 108-5803 [1] SEAL-O-RING  
6. 6V-5142 [2] SEAL-O-RING  
7. 9X-7680 [6] SEAL-O-RING  
8. 033-6027 [2] SEAL-O-RING  
9. 033-6039 [1] SEAL-O-RING  
10. 133-1705 [1] GASKET-HOUSING  
11. 6V-8676 [1] SEAL-O-RING (48.90MM ID)  
12. 135-2655 [2] SEAL-O-RING (55.24MM ID)  
13. 135-2652 [1] SEAL-O-RING (17.17MM ID)  
 

#SEBP74140074
 

126-7291: LINES GP-FUEL FILTER

126-7291 LINES GP-FUEL FILTER
S/N 99C7615-UP
i05877566 SEBP7414
1267291 LINES GP-FUEL FILTER Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-3426 [1] BRACKET AS-FILTER  
2. 125-6796 I [1] HOSE AS  
3. 126-2832 I [1] HOSE AS  
4. 125-6795 I [1] HOSE AS  
5. 126-2833 I [1] HOSE AS  
6. 125-6797 I [1] HOSE AS  
7. 6N-5454 [1] BRACKET  
8. 6N-5455 [1] BRACKET  
9. 1F-7958 [2] NUT-FULL (1/2-13-THD)  
10. 5P-8245 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
11. 9X-8879 [2] BOLT (1/2-13X5.5-IN)  
12. 6V-8636 [2] CONNECTOR  
13. 6V-5049 [15] SEAL-O-RING  
14. 8L-2779 [8] SEAL-O-RING  
15. 9S-8004 [4] PLUG (9/16-18-THD)  
16. 1R-0749 [1] FILTER-FUEL (ADVANCED EFFICIENCY)  
17. 6V-8724 [1] ELBOW  
18. 6N-4414 [1] COVER-FILTER BASE  
19. 7B-2742 [1] BOLT (1/4-20X1.25-IN)  
20. 5P-0537 [1] WASHER-HARD (7.2X14.5X2-MM THK)  
21. 1B-2790 [1] BOLT (5/16-18X1.375-IN)  
22. 9M-1974 [3] WASHER-HARD (8.8X16X2-MM THK)  
23. 9S-4191 [2] PLUG (9/16-18-THD)  
24. 1W-3892 [1] BASE AS-FUEL FILTER  
24A. 9S-4167 [1] STUD-HOLLOW (1-14X1.47-IN)  
25. 1P-0436 [1] GASKET (FUEL PRIMING PUMP)  
26. 8T-6764 [1] PLUG-PIPE (1/8-27-THD)  
27. 0S-1588 [4] BOLT (3/8-16X1.25-IN)  
28. 9S-8752 [3] NUT-FULL (3/8-16-THD)  
29. 5M-2894 [12] WASHER-HARD (10.2X18.5X2.5-MM THK)  
30. 102-2240 Y [1] SENSOR GP-TEMPERATURE (FUEL)  
31. 8L-2786 [3] SEAL-O-RING  
32. 6V-8634 [1] CONNECTOR  
33. 098-5687 [1] TEE  
34. 8M-2773 [2] CLIP (LOOP)  
35. 8T-1779 [1] CONNECTOR  
36. 0S-1594 [1] BOLT (3/8-16X1-IN)  
37. 9X-6458 [2] WASHER-HARD (10.2X22.5X3-MM THK)  
38. 6V-9873 [2] CONNECTOR  
39. 0L-1351 [2] BOLT (3/8-16X0.875-IN)  
40. 033-6033 [4] SEAL-O-RING  
41. 1B-9575 [2] BOLT (5/16-18X1.56-IN)  
42. 282-1915 CY [1] VALVE GP-CHECK (FUEL)  
43. 116-5819 [1] BRACKET  
44. 8T-6876 [2] ELBOW  
45. 123-0555 [1] MANIFOLD  
46. 5P-7854 [1] CLIP  
47. 8T-1905 [1] ELBOW  
48. 3B-1915 [2] BOLT (3/8-16X1.375-IN)  
49. 1B-3057 [2] CLIP  
50. 115-4316 [1] TUBE AS  
51. 115-4317 [1] TUBE AS  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  Y   SEPARATE ILLUSTRATION
 

#SEBP74140075
 

121-4034: LINES GP-INJECTOR HYD PUMP

121-4034 LINES GP-INJECTOR HYD PUMP
S/N 99C7615-UP
i00683651 SEBP7414
1214034 LINES GP-INJECTOR HYD PUMP Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-3202 [1] TUBE AS  
2. 117-9650 [1] TUBE AS  
3. 0S-1588 [1] BOLT (3/8-16X1.25-IN)  
4. 0L-1143 [2] BOLT (3/8-16X2.5-IN)  
5. 9L-9132 [1] WASHER (10.2X25.5X2.5-MM THK)  
6. 4N-0933 [1] GASKET  
7. 6V-9009 [1] ELBOW  
8. 5P-7815 [1] SEAL-O-RING  
9. 9X-7734 [1] SEAL-O-RING  
10. 6V-8626 [1] ELBOW  
11. 033-6027 [2] SEAL-O-RING  
12. 6V-5142 [4] SEAL-O-RING  
13. 6V-5134 [1] SEAL-O-RING  
14. 107-7942 [1] TUBE AS  
15. 6V-9003 [1] ELBOW  
16. 113-1921 [1] ELBOW  
17. 8S-0023 [1] CLIP (SLOT)  
18. 8S-0024 [1] CLIP (TAB)  
19. 3K-1470 [1] SPACER (0.4X1X0.38-IN THK)  
 

#SEBP74140076
 

126-7292: PUMP & MTG GP-UNIT INJ HYD

126-7292 PUMP & MTG GP-UNIT INJ HYD
S/N 99C7615-UP
i01557062 SEBP7414
1267292 PUMP & MTG GP-UNIT INJ HYD Parts scheme
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Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-5855 [3] BOLT-12 POINT HEAD (1/2-13X1.75-IN)  
2. 5P-8245 [3] WASHER-HARD (13.5X25.5X3-MM THK)  
3. 201-4201 CY [1] PUMP GP-UNIT INJECTOR HYD  
4. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
5. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
6. 118-8157 [1] SUPPORT-PUMP  
7. 6V-1197 [1] SEAL-O-RING  
8. 194-6725 Y [1] SENSOR GP-PRESSURE (ENGINE OIL)  
9. 9X-0262 [1] ADAPTER  
10. 6V-5048 [2] SEAL-O-RING  
11. 106-0735 Y [1] SENSOR GP-TEMPERATURE (ENGINE OIL)  
12. 8L-2786 [2] SEAL-O-RING  
13. 4P-0707 [2] CLAMP AS  
14. 0L-2070 [1] BOLT (3/8-16X2.25-IN)  
15. 5M-2894 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
16. 8T-1686 [1] ADAPTER-ELBOW  
17. 033-6033 [1] SEAL-O-RING  
18. 127-1969 [1] TUBE AS  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP74140077
 

206-2630: PUMP GP-FUEL INJECTION

206-2630 PUMP GP-FUEL INJECTION
S/N 99C7615-UP
i05877585 SEBP7414
2062630 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-3206 [4] BOLT-WASHER HEAD (3/8-16X2-IN)  
2. 1A-5964 [1] BOLT (3/8-16X4.5-IN)  
3. 119-1708 [1] ELBOW  
4. 232-1168 CY [1] INJECTOR GP-FUEL (PUMP)  
5. 107-9326 [1] CLAMP-INJECTOR  
6. 3E-6747 [1] SEAL-O-RING (33.99 MM ID)  
7. 9X-7681 [1] SEAL-O-RING (18.77 MM ID)  
8. 116-7221 [2] SEAL-RECTANGULAR  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP74140078
 

129-4832: PUMP GP-FUEL PRM & PRIM FILTER

129-4832 PUMP GP-FUEL PRM & PRIM FILTER
S/N 71W1-UP
PART OF 371-6492 INSTALLATION GP-ENGINE
i05877549 SEBP7414
1294832 PUMP GP-FUEL PRM & PRIM FILTER Parts scheme
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Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 128-8557 [1] BASE AS-FILTER (PRIMARY FUEL FILTER)  
  7E-5346 [1] VALVE AS (FUEL FILTER)  
  9S-4167 [1] STUD-HOLLOW (1-14X1.47-IN)  
2. 129-0372 [1] FILTER AS-WATER SEP & FUEL (PRIMARY)  
  141-0284 [1] KIT-FUEL FILTER & WATER SEP  
    (INCLUDES SEAL & GASKET)
  133-5673 [1] FILTER ELEMENT-WTR SEP & FUEL (STANDARD EFFICIENCY)  
  129-0375 [1] BOWL AS-WATER COLLECTION  
3. 137-5541 [1] PUMP GP-FUEL PRIMING  
4. 1P-0436 [1] GASKET (FUEL PRIMING PUMP)  
5. 7B-2742 [1] BOLT (1/4-20X1.25-IN)  
6. 5P-0537 [1] WASHER-HARD (7.2X14.5X2-MM THK)  
7. 1B-7182 [1] BOLT (5/16-18X1.25-IN)  
8. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
9. 9S-8002 [4] PLUG (7/16-20-THD)  
10. 6V-5048 [4] SEAL-O-RING  
 

#SEBP74140079
 

201-4201: PUMP GP-UNIT INJECTOR HYD

201-4201 PUMP GP-UNIT INJECTOR HYD
S/N 99C7615-UP
PART OF 126-7292 PUMP & MTG GP-UNIT INJ HYD
i01536058 SEBP7414
2014201 PUMP GP-UNIT INJECTOR HYD Parts scheme
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Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-0677 Y [1] VALVE GP-SOLENOID (PRESSURE CONTROL)  
2. 161-8627 B [1] KIT-PLUG  
    (INCLUDES PLUGS & SEALS)
    (SELECT APPROPRIATE PLUG FROM KIT)
3. 9S-4180 [2] PLUG  
4. 9S-8001 [2] PLUG  
5. 9S-8002 [3] PLUG (7/16-20-THD)  
6. 9S-8004 [3] PLUG (9/16-18-THD)  
7. 9S-8007 [1] PLUG  
8. 138-4309 [2] FITTING  
9. 138-4311 [2] SPRING  
10. 138-4313 [2] VALVE  
11. 149-1950 [1] PUMP GP-FUEL TRANSFER  
12. [4] BOLT-SOCKET HEAD (10-24X3.25-IN)(COMPENSATOR)  
13. 201-4155 [1] SEAL-LIP TYPE  
14. 201-4202 [1] PUMP GP-UNIT INJECTOR HYD  
15. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
   
  117-1620 F [1] COUPLING (FUEL TRANSFER)  
  154-6734 F [1] BEARING (REAR)  
  6V-8676 F [1] SEAL-O-RING (FUEL TRANSFER)  
  9X-7680 F [3] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  135-2652 F [1] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  174-8943 F [1] SLEEVE (COMPENSATOR)  
   
    AVAILABLE REPAIR KIT(S):
  154-6735 [1] KIT-BEARING (YOKE)  
    (INCLUDES A SET OF TWO YOKE BEARINGS)
  201-4203 [1] KIT-PUMP (REBUILD)  
    (INCLUDES YOKE, SHAFT, CONTROL PISTON, SEAL KIT & FRONT BEARING)
  138-6256 Y [1] KIT-SEAL (UNIT INJECTOR HYDRAULIC PUMP)(UNIT INJECTOR HYDRAULIC)  
  166-5985 [1] KIT-COMPENSATOR (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES COMPENSATOR SUB ASSEMBLY, SEAL-O-RINGS, SLEEVE, WIRE SEAL, LOCK WIRE, & COMPENSATOR PLUGS)
  B   USE AS REQUIRED
  F   NOT SHOWN
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Tool Operating Manual
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the 4C-6090 Multichannel Temperature Selector Group{0599, 0701, 0706, 1251, 1254, 1290, 1713}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
Using the 143-2099 Sleeve Replacement Tool Group on 3114, 3116, and 3126 Engines{0374, 0599, 0701, 0706, 0781}
Disassembly and Assembly
Injection Actuation Pressure Sensor - Remove and Install
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump Drive - Remove
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump Drive - Install
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump Drive - Disassemble
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump Drive - Assemble
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump - Remove
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump - Install
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump - Disassemble
3408E and 3412E Engines for Caterpillar Built Machines
Unit Injector Hydraulic Pump - Assemble
3408E and 3412E Engines for Caterpillar Built Machines
Injection Actuation Pressure Control Valve - Remove
3408E and 3412E Engines for Caterpillar Built Machines
Injection Actuation Pressure Control Valve - Install
3408E and 3412E Engines for Caterpillar Built Machines

Caterpillar Parts SIS Catalog 637D :

DRIVE GP-UNIT INJ HYD PUMP
125-3428 DRIVE GP-UNIT INJ HYD PUMP
TURBOCHARGER GP
1W-5580 TURBOCHARGER GP
TURBOCHARGER GP
127-9177 TURBOCHARGER GP
MANIFOLD GP-EXHAUST
166-0164 MANIFOLD GP-EXHAUST
LINES GP-AIR
232-7438 LINES GP-AIR
CARTRIDGE GP-TURBOCHARGER
1W-1653 CARTRIDGE GP-TURBOCHARGER
AFTERCOOLER GP-WATER
308-0896 AFTERCOOLER GP-WATER
AFTERCOOLER GP-WATER
126-7290 AFTERCOOLER GP-WATER
INJECTOR GP-FUEL
232-1168 INJECTOR GP-FUEL
INJECTOR GP-FUEL
232-1183 INJECTOR GP-FUEL
KIT-SEAL
138-6256 KIT-SEAL
LINES GP-FUEL FILTER
126-7291 LINES GP-FUEL FILTER
LINES GP-INJECTOR HYD PUMP
121-4034 LINES GP-INJECTOR HYD PUMP
PUMP & MTG GP-UNIT INJ HYD
126-7292 PUMP & MTG GP-UNIT INJ HYD
PUMP GP-FUEL INJECTION
206-2630 PUMP GP-FUEL INJECTION
PUMP GP-FUEL PRM & PRIM FILTER
129-4832 PUMP GP-FUEL PRM & PRIM FILTER

Truck sale:

1979 CAT 637D
Call 
1979 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1976 CAT 637D
Call 
1976 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1978 CAT 637D
Call 
1978 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1978 CAT 637D
Call 
1978 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1979 CAT 637D
Call 
1979 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
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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.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.