Removal and Replacement

Replacing Front Wheel Bearing (Wheel Hub)(Basis)

Caution! Bearing cannot be dismantled. Do not wash out bearings.





Remove brake disk (brake line remains connected), refer to Brakes and Traction Control; Disc Brake System.
Remove ABS impulse sensor.
Remove stabilizer link from stabilizer, Steering and Suspension.
Unfasten nut.

Installation:





Use washer (1). Tapered spigot and bore both free of grease. Replace self-locking nut.
Brace on hexagon socket if necessary.
Tightening Torque, refer to Steering Specifications.





Press off track rod with special tool 31 2 240.





Mark the installation position of the spring strut tube (1) in the swivel bearing (2) with paint - never mark with scribing tool. Marking is not required if the factory mark is still identifiable.
R installation position of right spring strut tube
L installation position of left spring strut tube





Version with factory marking above the swivel bearing.
Unfasten nut.





Expand swivel bearing with special tool 31 2 200 and pull swivel bearing downwards.

Installation:
Press swivel bearing upwards to stop with workshop hoist and note marking of installation position.
Replace self-locking nut. Tightening Torque, refer to Suspension Specifications.





Unfasten screws and remove wheel bearing.

Installation:





Contact face (2) of wheel bearing and swivel bearing and the threaded bores (1) must be clean and free of grease.
Tightening Torque, refer to Suspension Specifications.