Replaceing the wheel carrier

Prerequisite

Preliminary work

Loosen screw (2).
Remove the holder (1).

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Release the spherical-collar bolts (arrows) with the special tool 2 472 903 .
Remove wheel bearing (1).

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Replace wheel carrier (2).
Parts: Wheel carrier
Recut the thread for the spherical-collar bolts on the wheel bearing.
Clean the contact surfaces (1) of the wheel carrier (2) and the wheel bearing (3).
The contact surfaces (1) must be clean and free from oil and grease.

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Position wheel bearings (1) on the wheel carrier.
Replace the spherical-collar bolts (arrows).
Parts: Spherical-collar bolt

Tighten the spherical-collar bolts (arrows) with the special tool 2 472 903 .

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TIGHTENING TORQUES SPECIFICATION

Wheel bearing to wheel carrier
M12 Replace spherical collar screws. Tighten the spherical-collar bolts crosswise. Tightening sequence must be strictly adhered to and carried out on all spherical-collar bolts at the same time!	Tightening torque	20 Nm
	Initial torque	140 Nm
	Unscrew all bolts.	max. 45°
	Tightening torque	120 Nm
	Angle of rotation	90°

Tighten down screw (2).

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TIGHTENING TORQUES SPECIFICATION

Holder of wheel speed sensor on wheel carrier
M6 Replace screw.	Tightening torque	12 Nm

Follow-up Work