Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSISUZU2004ASCENDER 2WD L6-4.2LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINDIFFERENTIAL ASSEMBLYSERVICE AND REPAIRREAR DRIVE AXLEREAR AXLE SHAFT SEAL AND/OR BEARING REPLACEMENT
2004 Isuzu Ascender 2WD L6-4.2L
Rear Axle Shaft Seal and/or Bearing Replacement
2004 Isuzu Ascender 2WD L6-4.2LSECTION Rear Axle Shaft Seal and/or Bearing Replacement
Rear Axle Shaft Seal and/or Bearing Replacement
Tools Required
^ J8092 Universal Driver Handle - 3/4 inch - 10
^ J21128 Axle Pinion Oil Seal Installer
^ J23690 Bearing Installer
^ J2619-01 Slide Hammer
^ J44685 Rear Axle Seal and Bearing Remover
Removal Procedure
1. Raise the vehicle.
2. Remove the tire and wheel assembly.
3. Remove the rear axle housing cover and the gasket.
4. Remove the axle shaft.
5. Remove the axle shaft seal and/or the bearing from the axle housing using the J44685 (1) and the J2619-01 (2).
Installation Procedure
1. Install the axle shaft bearing using the J23690 (1) and the J8092 (2).
2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.
3. Install the axle shaft seal using the J21128.
4. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
5. Install the axle shaft.
6. Install the rear axle housing cover and the gasket.
7. Install the tire and wheel assembly.
8. Fill the rear axle with axle lubricant. Use the proper fluid.
9. Lower the vehicle.
Tools Required
^ J8092 Universal Driver Handle - 3/4 inch - 10
^ J21128 Axle Pinion Oil Seal Installer
^ J23690 Bearing Installer
^ J2619-01 Slide Hammer
^ J44685 Rear Axle Seal and Bearing Remover
Removal Procedure
1. Raise the vehicle.
2. Remove the tire and wheel assembly.
3. Remove the rear axle housing cover and the gasket.
4. Remove the axle shaft.
5. Remove the axle shaft seal and/or the bearing from the axle housing using the J44685 (1) and the J2619-01 (2).
Installation Procedure
1. Install the axle shaft bearing using the J23690 (1) and the J8092 (2).
2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.
3. Install the axle shaft seal using the J21128.
4. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
5. Install the axle shaft.
6. Install the rear axle housing cover and the gasket.
7. Install the tire and wheel assembly.
8. Fill the rear axle with axle lubricant. Use the proper fluid.
9. Lower the vehicle.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.