Rear Axle Housing Replacement

Rear Axle Housing Replacement

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Drain the axle lubricant. Refer to Rear Axle Lubricant Replacement (8.6 Inch Axle) Rear Axle Lubricant Replacement (9.75 Inch, 10.5 Inch Axles) .
3. Remove the rear axle assembly.
4. Remove the brake caliper brackets.
5. Remove the brake rotors.
6. Remove the hub and rotor assembly, 10.5 inch axle only.
7. Remove the rear axle housing cover and gasket.
8. Remove the axle shafts.
9. Remove the brake backing plates.
10. Remove the rear axle shaft oil seal and the bearing.
11. Remove the differential assembly.
12. Remove the drive pinion shaft yoke and the oil seal.
13. Remove the drive pinion and the inner pinion bearing.
14. Remove the pinion bearing cups.

Installation Procedure

1. Install the pinion bearing cups.
2. Install the outer pinion bearing into the axle housing.
3. Install the drive pinion oil seal.
4. Determine the selective shim thickness for the drive pinion. Refer to Pinion Depth Adjustment (8.6 Inch Axle) Pinion Depth Adjustment (9.75 Inch, 10.5 Inch Axles) .
5. Install the selective shim onto the drive pinion.
6. Install the inner pinion bearing onto the drive pinion.
7. Install the drive pinion.
8. Install the drive pinion yoke.
9. Install the differential assembly.
10. Adjust the differential side bearing preload. Refer to Differential Side Bearing Preload Adjustment (8.6 Inch Axle) Differential Side Bearing Preload Adjustment (9.75 Inch, 10.5 Inch Axles) .
11. Adjust the drive pinion to ring gear backlash. Refer to Backlash Adjustment (8.6 Inch Axle) Backlash Adjustment (9.75 Inch, 10.5 Inch Axles) .
12. Perform a gear tooth contact pattern check.
13. Install the brake backing plates.
14. Install the hub and rotor assembly, 10.5 inch axle only.
15. Install the rear axle shaft bearing and the oil seal.
16. Install the axle shafts.
17. Install the rear axle housing cover and gasket.
18. Install the brake rotors.
19. Install the brake caliper brackets.
20. Install the rear axle assembly.
21. Fill the axle with lubricant. Refer to Rear Axle Lubricant Replacement (8.6 Inch Axle) Rear Axle Lubricant Replacement (9.75 Inch, 10.5 Inch Axles) .
22. Lower the vehicle.