Axle Bearing: Service and Repair

Rear Axle Shaft Seal and/or Bearing Replacement

Tools Required
* J 8092 Universal Driver Handle- 3/4 in - 10
* J 21128 Axle Pinion Oil Seal Installer
* J 23690 Bearing Installer
* J 2619-01 Slide Hammer
* J 45857 Tone Wheel and/or Bearing Remover

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair).
2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation (Service and Repair).
3. Remove the rear axle housing cover and the gasket. Refer to Rear Axle Housing Cover and Gasket Replacement (9.5 Inch Axle LD) (Rear Axle Housing Cover and Gasket Replacement (9.5 Inch Axle LD))Rear Axle Housing Cover and Gasket Replacement (8.6 Inch Axle) (Service and Repair).
4. Remove the axle shaft. Refer to Rear Axle Shaft Replacement (Service and Repair).
5. If removing only the rear axle shaft seal, proceed to step 6. If removing both the rear axle shaft seal and the axle shaft bearing, proceed to step 7.
6. Using a suitable seal remover, remove the rear axle shaft seal.




7. Using the J 45857 (1) and the J 2619-01 (2), remove the axle shaft seal and the bearing together from the axle housing.

Installation Procedure

1. If installing just the rear axle shaft seal, proceed to step 3. If installing a new rear axle shaft bearing proceed to step 2.




2. Using the J 23690 (1) and the J 8092 (2), install the axle shaft bearing. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.




3. Using the J 21128 , install the axle shaft seal. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
4. Install the axle shaft. Refer to Rear Axle Shaft Replacement (Service and Repair).
5. Install the rear axle housing cover and the gasket. Refer to Rear Axle Housing Cover and Gasket Replacement (9.5 Inch Axle LD) (Rear Axle Housing Cover and Gasket Replacement (9.5 Inch Axle LD))Rear Axle Housing Cover and Gasket Replacement (8.6 Inch Axle) (Service and Repair).
6. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation (Service and Repair).
7. Fill the rear axle with axle lubricant. Use the proper fluid. Refer to Rear Axle Lubricant Replacement (9.5 Inch LD Axle) (Rear Axle Lubricant Replacement (9.5 Inch LD Axle))Rear Axle Lubricant Replacement (8.6 Inch Axle) (Rear Axle Lubricant Replacement (8.6 Inch Axle)).
8. Remove the support and lower the vehicle.