BASIC ENGINE
PAN GP-OILPISTON & ROD GP
PULLEY GP
CRANKSHAFT GP
BASIC ENGINE
PAN GP-OIL#SEBP23900040
4W-2314: PAN GP-OIL
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2P-2351 | [1] | PLATE AS-OIL PAN | |
| 2. | 5S-6045 | [1] | GASKET-PAN PLATE | |
| 3. | 8S-1963 | [1] | GASKET-OIL PAN | |
| 4. | 1N-3524 | [1] | PAN-OIL | |
| 5. | 3B-1915 | [2] | BOLT (3/8-16X1.375-IN) | |
| 6. | 8T-6762 | [1] | PLUG-PIPE (1/2-14-THD)(9.52 CF SQ HOLE) | |
| 7. | 113-5336 | [1] | ADAPTER AS-DRAIN | |
| 126-1683 | [1] | PLUG-DRAIN |
#SEBP23900041
168-4530: PISTON & ROD GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 168-4531 | [1] | BODY AS-PISTON | |
| 2. | 2W-1707 | [1] | RING-PISTON (TOP) | |
| 3. | 2W-1708 | [1] | RING-PISTON (INTERMEDIATE) | |
| 4. | 6I-0497 | [1] | RING-PISTON (OIL) | |
| 5. | 1S-9543 | [2] | RETAINER-PIN | |
| 6. | 7N-9805 | [1] | PIN-PISTON | |
| 7. | 8N-1721 | [1] | ROD AS-CONNECTING | |
| 1P-9956 | [2] | BOLT-CONNECTING ROD | ||
| 5S-6348 | [2] | NUT (1/2-20-THD) | ||
| 8N-1849 | [1] | BEARING-CONNECTING ROD | ||
| 8. | 4W-5739 | [1] | BEARING-CONNECTING ROD (STANDARD) | |
| 8N-8221 AB | BEARING-CONNECTING ROD (0.254-MM US) | |||
| 8N-8222 AB | BEARING-CONNECTING ROD (0.508-MM US) | |||
| 8N-8223 AB | BEARING-CONNECTING ROD (0.762-MM US) | |||
| A | NOT PART OF THIS GROUP | |||
| B | USE AS REQUIRED | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP23900042
168-4532: PISTON & ROD GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 165-4262 | [1] | BODY AS-PISTON | |
| 2. | 2W-1707 | [1] | RING-PISTON (TOP) | |
| 3. | 2W-1708 | [1] | RING-PISTON (INTERMEDIATE) | |
| 4. | 6I-0497 | [1] | RING-PISTON (OIL) | |
| 5. | 1S-9543 | [2] | RETAINER-PIN | |
| 6. | 7N-9805 | [1] | PIN-PISTON | |
| 7. | 8N-1721 | [1] | ROD AS-CONNECTING | |
| 1P-9956 | [2] | BOLT-CONNECTING ROD | ||
| 5S-6348 | [2] | NUT (1/2-20-THD) | ||
| 8N-1849 | [1] | BEARING-CONNECTING ROD | ||
| 8. | 328-5572 | [1] | BEARING-CONNECTING ROD (STANDARD) | |
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP23900043
2W-1177: PISTON & ROD GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2W-1711 Y | [1] | PISTON GP | |
| 2. | 1S-9543 | [2] | RETAINER-PIN | |
| 3. | 7N-9805 | [1] | PIN-PISTON | |
| 4. | 8N-1721 | [1] | ROD AS-CONNECTING | |
| 4A. | 1P-9956 | [2] | BOLT-CONNECTING ROD | |
| 4B. | 5S-6348 | [2] | NUT (1/2-20-THD) | |
| 8N-1849 | [1] | BEARING-CONNECTING ROD | ||
| 5. | 328-5572 | [1] | BEARING-CONNECTING ROD (STANDARD) | |
| 8N-8222 AB | [1] | BEARING-CONNECTING ROD (0.508-MM US) | ||
| 8N-8223 AB | [1] | BEARING-CONNECTING ROD (0.762-MM US) | ||
| 8N-8221 AB | [1] | BEARING-CONNECTING ROD (0.254-MM US) | ||
| A | NOT PART OF THIS GROUP | |||
| B | USE AS REQUIRED | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP23900044
9Y-8219: PISTON & ROD GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 9Y-8218 Y | [1] | PISTON GP | |
| 2. | 7N-9805 | [1] | PIN-PISTON | |
| 3. | 1S-9543 | [2] | RETAINER-PIN | |
| 4. | 8N-1721 | [1] | ROD AS-CONNECTING | |
| 8N-1849 | [1] | BEARING-CONNECTING ROD | ||
| 5. | 1P-9956 | [2] | BOLT-CONNECTING ROD | |
| 5S-6348 | [2] | NUT (1/2-20-THD) | ||
| 6. | 328-5572 | [1] | BEARING-CONNECTING ROD (STANDARD) | |
| 8N-8221 AB | BEARING-CONNECTING ROD (0.254-MM US) | |||
| 8N-8222 AB | BEARING-CONNECTING ROD (0.508-MM US) | |||
| 8N-8223 AB | BEARING-CONNECTING ROD (0.762-MM US) | |||
| A | NOT PART OF THIS GROUP | |||
| B | USE AS REQUIRED | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP23900045
2W-1711: PISTON GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2W-1707 J | [1] | RING-PISTON (TOP) | |
| 2. | 2W-1708 J | [1] | RING-PISTON (INTERMEDIATE) | |
| 3. | 7E-6047 J | [1] | RING-PISTON (OIL)(3MM THICK) | |
| 4. | 129-0338 | [1] | BODY AS-PISTON | |
| AVAILABLE REPAIR KIT(S): | ||||
| 2W-1709 J | [1] | KIT-PISTON RING | ||
| (INSURE THE OIL RING THIKNESS IS 3-MM) | ||||
| J | KIT MARKED J INCLUDES PART(S) MARKED J | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP23900046
9Y-8218: PISTON GP
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2W-1707 J | [1] | RING-PISTON (TOP) | |
| 2. | 2W-1708 J | [1] | RING-PISTON (INTERMEDIATE) | |
| 3. | 7E-6047 J | [1] | RING-PISTON (OIL)(3MM THICK) | |
| 4. | 156-8262 | [1] | BODY AS-PISTON | |
| AVAILABLE REPAIR KIT(S): | ||||
| 2W-1709 J | [1] | KIT-PISTON RING | ||
| J | KIT MARKED J INCLUDES PART(S) MARKED J | |||
| R | REMANUFACTURED PART MAY BE AVAILABLE | |||
#SEBP23900047
7N-2879: PULLEY GP-CRANKSHAFT
7N-2879 PULLEY GP-CRANKSHAFT
S/N 07Z31733-UP
PART OF 125-9360, 4P-9154 ENGINE AR
S/N 07Z31733-UP
PART OF 125-9360, 4P-9154 ENGINE AR
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SIS#SEBP23900048
6I-1340: PULLEY GP-FAN DRIVE
6I-1340 PULLEY GP-FAN DRIVE
S/N 1DN1-2253
PART OF 133-5658, 4P-9155 INSTALLATION AR-ENGINE
S/N 1DN1-2253
PART OF 133-5658, 4P-9155 INSTALLATION AR-ENGINE
#SEBP23900049
2P-6226: SEAL GP-CRANKSHAFT
2P-6226 SEAL GP-CRANKSHAFT
S/N 07Z31733-UP
PART OF 125-9360, 4P-9154 ENGINE AR
FOR USE WITH WET FLYWHEEL HOUSINGS
S/N 07Z31733-UP
PART OF 125-9360, 4P-9154 ENGINE AR
FOR USE WITH WET FLYWHEEL HOUSINGS
Parts for your 525 WHEEL SKIDDER:
CATERPILLAR SISInformation:
BASIC ENGINE
PAN GP-OIL
Disassembly and Assembly
Service Magazine



