BASIC ENGINE
BELT TIGHTENER GPHOUSING GP-FRONT
CAMSHAFT GP
CYLINDER BLOCK GP
HOUSING GP-FLYWHEEL
HOUSING GP-FRONT
VALVE MECHANISM GP
BASIC ENGINE
BELT TIGHTENER GP#SEBP48090020
230-2185: BELT TENSIONER GP
230-2185 BELT TENSIONER GP
S/N 24W1-UP; 25W1-UP; 26W1-UP; 27W1-UP
PART OF 222-0802 ACCESSORY GP-ENGINE
Type 2
S/N 24W1-UP; 25W1-UP; 26W1-UP; 27W1-UP
PART OF 222-0802 ACCESSORY GP-ENGINE
Type 2
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 228-8935 C | [1] | PULLEY-CRANKSHAFT (8-GROOVE) | |
| 2. | 279-2589 | [1] | PULLEY AS-IDLER (8-GROOVE) | |
| 3. | 300-0056 C | [1] | PLATE AS | |
| 4. | 329-8797 C | [1] | BELT TENSIONER | |
| 5. | 341-4938 | [1] | BELT-SERPENTINE | |
| 6. | 133-7023 | [1] | PULLEY AS-IDLER | |
| 151-2898 | [1] | SPACER (10.4X38.1X20-MM THK) | ||
| 151-2900 M | [1] | BOLT (M10X1.5X54.25-MM) | ||
| 166-6358 | [1] | COVER-DUST | ||
| 7. | 7X-0347 | [4] | BOLT (5/8-11X2.25-IN) | |
| 8. | 8T-4121 | [1] | WASHER-HARD (11X21X2.5-MM THK) | |
| 9. | 8T-4122 | [4] | WASHER-HARD (17X32X3.5-MM THK) | |
| 10. | 8T-4172 M | [1] | BOLT (M10X1.5X80-MM) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP48090021
290-2230: BRACE GP
290-2230 BRACE GP -FRONT HOUSING, ACCESSORY DRIVE
S/N 24W1-UP; 25W1-UP; 26W1-UP; 27W1-UP
PART OF 310-6402 INSTALLATION GP-ENGINE
S/N 24W1-UP; 25W1-UP; 26W1-UP; 27W1-UP
PART OF 310-6402 INSTALLATION GP-ENGINE
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 286-8249 | [1] | BRACE | |
| 2. | 1K-6872 | [1] | LOCKNUT (1/2-13-THD) | |
| 3. | 5P-1075 | [4] | WASHER-HARD (10.2X22.5X3-MM THK) | |
| 4. | 5P-1076 | [1] | WASHER-HARD (13.5X30X4-MM THK) | |
| 5. | 6V-4432 | [2] | BOLT (1/2-13X4-IN) | |
| 6. | 7D-1649 | [2] | WASHER-HARD (13.5X32X5-MM THK) | |
| 7. | 7X-0291 | [1] | BOLT (3/8-16X3.75-IN) | |
| 8. | 8T-7062 | [1] | STUD-TAPERLOCK (1/2-13X55, 1/2-13X21-MM) | |
| 9. | 9F-8999 | [3] | BOLT (3/8-16X7-IN) |
#SEBP48090022
234-7935: CAMSHAFT GP
234-7935 CAMSHAFT GP
S/N TXG2557-UP; LHX4254-26627
S/N TXG2557-UP; LHX4254-26627
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS#SEBP48090023
107-6736: COVER GP-CYLINDER BLOCK
107-6736 COVER GP-CYLINDER BLOCK
S/N TXG2557-UP; LHX4254-26627
FOR USE WITH MID MOUNTED TURBO AND/OR RH OIL FILL
S/N TXG2557-UP; LHX4254-26627
FOR USE WITH MID MOUNTED TURBO AND/OR RH OIL FILL
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS#SEBP48090024
107-6737: COVER GP-CYLINDER BLOCK
107-6737 COVER GP-CYLINDER BLOCK
S/N TXG2557-UP; LHX4254-26627
S/N TXG2557-UP; LHX4254-26627
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS#SEBP48090025
4N-4792: COVER GP-FLYWHEEL HOUSING
4N-4792 COVER GP-FLYWHEEL HOUSING
S/N TXG2557-UP; LHX4254-26627
S/N TXG2557-UP; LHX4254-26627
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5M-2894 | [4] | WASHER-HARD (10.2X18.5X2.5-MM THK) | |
| 2. | 5H-0244 | [1] | GASKET | |
| 3. | 8F-3030 | [1] | FLANGE | |
| 4. | 0S-1588 | [2] | BOLT (3/8-16X1.25-IN) | |
| 5. | 0S-1619 | [1] | BOLT (3/8-16X3-IN) | |
| 6. | 2P-2772 | [1] | COVER | |
| 7. | 234-8937 | [1] | SEAL-INTEGRAL | |
| 8. | 0S-1594 | [1] | BOLT (3/8-16X1-IN) | |
| 9. | 9Y-6089 C | [1] | GASKET | |
| 10. | 4B-4043 C | [3] | BOLT (5/8-11X1.375-IN) | |
| 11. | 5P-8247 C | [3] | WASHER-HARD (17X32X3.5-MM THK) | |
| 12. | 3H-0761 C | [1] | COVER-OPENING | |
| C | CHANGE FROM PREVIOUS TYPE | |||
#SEBP48090026
159-6159: COVER GP-FRONT HOUSING
159-6159 COVER GP-FRONT HOUSING
S/N TXG2557-UP; LHX4254-26627
CAM AND IDLER GEAR ACCESS
S/N TXG2557-UP; LHX4254-26627
CAM AND IDLER GEAR ACCESS
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 297-1813 | [12] | SCREW-HEAD (5/16-18X1-IN) | |
| 2. | 175-1367 | [2] | SPACER (8.8X16X10-MM THK)(MARKED X) | |
| 3. | 209-3569 | [1] | COVER GP-FRONT HOUSING | |
| 160-7271 | [1] | SEAL | ||
| 4. | 031-4155 | [2] | LOCKNUT (5/16-18-THD)(MARKED X) | |
| 5. | 175-1366 | [2] | STUD (MARKED X) | |
| 6. | 238-5078 | [2] | SEAL-O-RING (MARKED X) |
#SEBP48090027
150-3135: COVER GP-VALVE MECHANISM
150-3135 COVER GP-VALVE MECHANISM
S/N TXG2557-UP; LHX24204-26627
PART OF 239-5820 COVER GP-VALVE MECHANISM
S/N TXG2557-UP; LHX24204-26627
PART OF 239-5820 COVER GP-VALVE MECHANISM
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS#SEBP48090028
150-3139: COVER GP-VALVE MECHANISM
150-3139 COVER GP-VALVE MECHANISM
S/N TXG2557-UP; LHX24204-26627
PART OF 239-5820 COVER GP-VALVE MECHANISM
S/N TXG2557-UP; LHX24204-26627
PART OF 239-5820 COVER GP-VALVE MECHANISM
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SIS#SEBP48090029
225-1147: COVER GP-VALVE MECHANISM
225-1147 COVER GP-VALVE MECHANISM
S/N LHX4254-26627
PART OF 225-1149 COVER GP-VALVE MECHANISM
S/N LHX4254-26627
PART OF 225-1149 COVER GP-VALVE MECHANISM
Parts for your 631D WHEEL TRACTOR:
CATERPILLAR SISInformation:
BASIC ENGINE
BELT TIGHTENER GP
Specifications
Disassembly and Assembly
Service Magazine




