Special tools required:
NOTE: If the wishbone is detached from the front axle support, it will be necessary to carry out the wheel alignment procedure.
Necessary preliminary tasks:
IMPORTANT: The radial shaft seal for the output shaft should be replaced every time the output shaft is removed and installed.
IMPORTANT: Circlip (1) in the bearing support/front differential must be replaced when fitting the output shaft!
If necessary, remove visual protection cap (1).
Release collar bolt (1), press brake pedal to floor for this purpose.
Installation note:
IMPORTANT: Note on installation must be observed without fail!
Installation note:
Detach TIE ROD END FROM SWIVEL BEARING .
Release WISHBONE ON FRONT AXLE CARRIER.
Turn swivel bearing to one side.
Remove output shaft from swivel bearing/wheel bearing.
Front differential: Knock out output shaft (2) from the front axle differential with an aluminium drift (1).
Installation note: Renew RADIAL SHAFT SEAL IN FRONT AXLE DIFFERENTIAL.
Coat sealing lips with front differential oil.
Replace circlip and slide in output shaft, overcoming resistance of circlip. Output shaft must snap audibly into place.
IMPORTANT: High installation forces indicate that the gearing on the output shaft/rear axle final drive side gear are damaged/deformed! Check gearing and replace components if damaged.
Bearing support: Press output shaft with special tool 31 5 110 out of bearing support and remove.
Installation note: Replace SHAFT SEAL IN BEARING SUPPORT and coat sealing lips with front differential oil.
Replace circlip and slide in output shaft, overcoming resistance of circlip. Output shaft must snap audibly into place.
IMPORTANT: High installation forces indicate that the gearing on the output shaft/rear axle final drive side gear are damaged/deformed! Check gearing and replace components if damaged.
After installation:
REPLACING AN OUTPUT SHAFT GAITER (ON TRANSMISSION SIDE) (OUTPUT SHAFT REMOVED)
NOTE: Procedure is described in BOTH OUTPUT SHAFT GAITERS.
BMW X3 Service & Repair Manual > Final drive with cover: Replacing radial shaft seal for input flange of rear axle differential
Special tools required:
33 5 050
33 5 070
33 5 060
00 5 010
33 5 080
33 0 150
IMPORTANT:
Use only approved gearbox oils. See REAR AXLE - OPERATING FLUIDS .
Failure to comply with this instruction will result in serious damage to the rear axle final drive!
Necessary preli ...