BMW X3 Service & Repair Manual: Replacing bearing for front wheel
Necessary preliminary tasks:
If necessary, remove visual protection cap (1).

Release collar bolt (1), press brake pedal to floor for this purpose.

Installation note:
- Renew collar bolt (1) and compression spring (2).
- Pay attention to installation position of compression spring (2).
- Keep collar bolt and spur toothing of bearing/propeller shaft clean and free of grease
- Follow installation note of the spur gearing.

Remove BRAKE DISC .
NOTE:
Check brake pad and replace if necessary!
Press output shaft on swivel bearing to one side slightly and release screws (1).
Remove bearing.

Installation note:
- Replace screws.
-
Keep contact surface (2) of wheel bearing and swivel bearing clean and free from grease.

IMPORTANT:
Note on installation for spur gearing must be observed without fail!
Installation note:
- Spur gearing of bearing (1) and output shaft (2) must be installed form-fit (tooth in tooth)!
- Tighten collar bolt and compression spring by hand.
-
Check whether spur gearing is locked tooth in tooth by reciprocally rotating wheel hub/output shaft.
- Once a form-fit has been ensured, tighten to final torque.

Special tools required:
31 2 230
Necessary preliminary tasks:
Remove FRONT WHEEL .
Detach ANTI-ROLL BAR LINK AT SPRING STRUT.
Detach PU ...
Necessary preliminary tasks:
Remove FRONT WHEEL .
Remove BRAKE DISC .
Check brake pad and replace if necessary!
Release screws (1).
...
Other materials:
BMW X3 Service & Repair Manual > Front axle: Synchronising key
Synchronising key AM
NOTE: For wheel bearing race, outer
Synchronising key AM
NOTE: (Thrust piece) For removing
Synchronising key Mechanical tool
NOTE:
For pressing the rubber mount out of the connecting pipe on the engine
support
Storage Location
Y10
SI number
01 04 ...