Center Support: Service and Repair

Center Bearing Replacement

^ Tools Required
- J 3762310 1/2 inch Ring Pinion Remover
- J 25234 Gear & Bearing Installer

Removal Procedure





1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the propeller shaft.

Important: During the next step, care should be exercised to prevent damage to the plastic coating on the stub shaft spline.

3. Position the J 37623 (3) onto the shaft between the circular can (4) of the center bearing assembly (2) and the weld shoulder (5) of the propeller shaft. The taper (6) of the J 37623 (3) should be pointing towards the center bearing assembly.





4. Stand the propeller shaft (1) on end in the press with the J 37623 (3) supporting the center bearing assembly (2) under the circular can.
5. Press on the end of the stub shaft (1) to remove the center bearing assembly (2) and the slinger retaining ring.

Installation Procedure





1. Install J37623 (2) onto propeller shaft (1), at weld shoulder (3) with taper of tool pointing away from the splined stub shaft.





2. Support the J 37623 (6) in the press (5) with the stub shaft (2) vertical.
3. Place the center bearing assembly (3) on the propeller shaft with the circular can (4) towards the weld shoulder.
4. Install the J25234 (1) onto the shaft.
Ensure the J25234 (1) is resting on the inner race of the center bearing.

Important: During the next step, care should be exercised to prevent damage to the center bearing assembly, the journal of the propeller shaft, and the plastic coated splined stub shaft.

5. Press on top of the J 25234 (1) until center bearing assembly (3) is fully seated.





6. The gap (4) between circular can (2) and propeller shaft (3) should be approximately 4.0 mm (0.157 inch).





7. Install the slinger retaining ring (2) on top of the center bearing assembly (3).
8. Install J 25234 onto the shaft.

Important: During the next step, care should be exercised to prevent damage to the slinger retaining ring, the center bearing assembly, the journal of the propeller shaft and the plastic coated splined stub shaft.

9. Press on top of the J 25234 until the slinger retaining ring is fully seated onto the shaft.
10. Remove the propeller shaft from the press.
11. Install the propeller shaft.
12. Lower the vehicle.