Rear Axle Shaft Seal and/or Bearing Replacement

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 29712 Wheel Bearing Remover
* J 44685 Rear Axle Seal and Bearing Remover
* J 45853 Rear Axle Bearing/Seal Installer

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Remove the axle shaft.
3. If replacing only the axle shaft seal, remove the seal using a suitable seal removal tool.




4. If replacing the rear axle shaft seal and the bearing on the 8.6 inch axle, install the J 44685 (1) and the J 2619-01 (2) into the axle housing behind the axle bearing.
5. Remove the axle shaft seal and the bearing by pulling on the J 2619-01 .




6. If replacing the rear axle shaft seal and the bearing on the 9.75 inch axle, install the J 29712 into the axle housing behind the axle bearing.
7. Remove the axle shaft seal and the bearing by tightening the nut on the J 29712 .

Installation Procedure




1. Install the axle shaft bearing using the J 23690 , 8.6 inch axle, or the J 45853 , 9.75 inch axle (1) and the J 8092 (2).
2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.




3. For the 8.6 inch axle, install the axle shaft seal using the J 21128 .
Ensure the seal is fully seated in the axle tube.




4. For the 9.75 inch axle, install the axle shaft seal using the J 45853 (2) and the J 8092 (1).
Ensure the seal is fully seated in the axle tube.
5. Install the axle shaft.
6. Fill the rear axle. Refer to Rear Axle Lubricant Replacement (8.6 Inch Axle) Rear Axle Lubricant Replacement (9.75 Inch, 10.5 Inch Axles) .
7. Lower the vehicle.