Differential Assembly: Service and Repair
Final Drive Unit
Special Service tools
- 204-179 Suspension Spring Compressor Tools
- Final Drive Filler Plug Remover
- Snap-On SXW3 Wobble Drive
Removal
NOTE: The pinion flange shown in this procedure is NOT intended to be a true representation
1. Disconnect the battery ground lead
2. Raise the vehicle for access & remove both rear roadwheels
3. Remove the rear suspension assembly.
4. CAUTION: Do not lift the assembly by the axle shafts, this may cause damage
Using a suitable hoist, place the assembly onto a workbench
5. Locate the spring compressor 204-179 to the RH road spring
6. Tighten the spring compressor evenly to release the spring load on the damper
7. Remove the damper assembly
Mark the tool position on the spring with adhesive tape
Remove the damper lower fixing
Remove the damper assembly
8. Repeat for the opposite hand spring/damper unit
9. Release the parking brake cable
Disconnect the cable in-line connector
Remove the outer cable to frame clips (2)
Clear the cable through the frame
10. Remove the LH hub & axle shaft assembly
Remove the lower fulcrum shaft nut (1)
Remove & discard the axle shaft to drive flange nuts (4)
Turn the axle-shaft for access to access the fixings for step 2
Support the axle shaft assembly and remove the hub fulcrum
Remove the hub & axle shaft assembly
Note the position of & remove the camber adjustment spacer
11. Repeat for the opposite hand
12. Remove the final drive nose plate.
Remove the final drive nose plate bolts (4)
Remove the final drive nose plate
13. Position the axle assembly on its LH side and support it on wooden blocks
14. Remove the wishbone
Remove the fixing, stabilizer bar link to wishbone
Remove the pivot nut
Remove pivot
Note the position of & remove the front spacer and rear washers
Remove the wishbone
15. Repeat for the opposite hand
16. Remove the wishbone tie assembly
Remove the wishbone tie to final drive fixings (2)
Remove the washers (2)
Remove the wishbone tie assembly
Remove the washers (2)
17. Remove the tie rods
Remove the tie rod to fined drive fixings (2)
Remove the tie rods to wide mounting bracket fixings (2)
Remove the tie rods
Note the position of & remove the spacers
18. Position the assembly for access to the 'A' frame to final drive fixings, noting that oil may issue from the breather
19. Remove the 'A' frame assembly
Remove the 'A' frame to rear mounting bracket fixings (2)
Remove the 'A' frame to final drive fixings (2)
Remove the 'A' frame to wide mounting bracket fixings (2)
Remove the 'A' frame assembly
20. Remove the 'A' frame rear mounting bracket
21. Remove the wide mounting bracket assembly
Remove the wide mounting bracket/pendulum assembly to final drive fixings (2)
Remove the wide mounting bracket assembly
Remove the washers (2)
22. Remove the pendulum assembly
Installation
1. Installation is the reverse of the removal procedure noting the following
2. Locate the wide mounting bracket to the final drive.
Loose assemble the wide mounting bracket/pendulum to final drive fixings
3. Locate the 'A' frame rear bracket and 'A' frame assembly
Fit the 'A' frame rear bracket
Fit the 'A' frame assembly
Loose assemble the 'A' frame to final drive fixings
4. Refer to the illustration
5. Refer to the illustration
6. Refer to the illustration
7. NOTE: Ensure the correct orientation of the flat sided washers
Refer to the illustration
8. Refer to the illustration
9. Refer to the illustration
10. Refer to the illustration
11. Refer to the illustration
12. Ensure that the spring pan & wishbone location reflects the original condition
13. Refer to the illustration
14. Check and adjust as required, the final drive unit oil level
15. Check and adjust as required, the rear wheel alignment.