10.5 Inch Axle

Drive Pinion Bearings Replacement (10.5 Inch Axle)

^ Tools Required
- J 44414 Rear Axle Pinion Oil Seal Installer
- J 22761 Differential Side Bearing Installer
- J 22912-01 Split Plate Bearing Puller
- J 24433 Pinion Cone and Side Bearing Installer
- J 37624 Pinion Bearing Race Installer
- J 8092 Driver Handle
- J 8608 Rear Pinion Bearing Race Installer

Removal Procedure





1. Raise the vehicle. Refer to Vehicle Lifting.
2. Drain the axle lubricant.
3. Remove the axle shafts.
4. Remove the differential.
5. Remove the pinion gear bearing retainer.
6. Remove the pinion yoke.
7. Remove the pinion oil seal. Use a suitable seal removal tool. Do not damage the housing.
8. Remove the outer pinion bearing.
9. Remove the pinion.





10. Remove the collapsible spacer.





11. Remove the inner pinion bearing from the pinion using the J 22912-01 and a hydraulic press.





12. Remove the outer pinion beating cup using a hammer and a brass drift in the slots provided.
Move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.





13. Remove the inner pinion bearing cup using a hammer and a brass drift in the slots provided.
Move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.





14. Remove the pinion gear pilot bearing using a brass drift and a hammer.

Installation Procedure





1. Install the pinion gear pilot bearing using the J22761.
2. Install the differential.
3. Install the inner pinion bearing cup into the pinion gear bearing retainer using the J 37624 (2) and the J 8092 (1).





4. Install the outer pinion bearing cup into the pinion gear bearing retainer using the J 8608 (2) and the J 8092 (1).





5. Install the inner pinion bearing using the J 24433. Press the bearing on until the cone seats on the pinion.





6. Install a new collapsible spacer.
7. Lubricate the pinion bearings with axle lubricant. Use the proper fluid.
8. Install the pinion into the pinion gear bearing retainer.
9. Install the outer pinion bearing onto the pinion.





10. Install a new pinion oil seal using the J 44414.
11. Install the pinion yoke.
12. Determine the selective shim thickness for the pinion gear.
13. Install the pinion gear bearing retainer.
14. Install the axle shafts.
15. Fill the axle with lubricant.
16. Lower the vehicle.