33 32 091 Replacing A Guide Arm

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Observe safety when raising the vehicle !

NOTE: If during removal operations the guide arm is detached from the rear axle carrier, it is necessary after reinstallation to carry out a wheel/chassis alignment check. See 32 00 ... CHASSIS/WHEEL ALIGNMENT CHECK PROCEDURE .

IMPORTANT: The guide arm to wheel carrier connection has been changed from a conical seat to a ball seat! Spare parts are offered for both variants.
To ensure a correct bolt connection, check before installing the guide arm whether the seat for the guide arm matches the seat for the wheel carrier.
Variants:

M10 journal: Conical seat
M12 journal: Ball seat

Fig 1: Identifying Ball Seat And Conical Seat
Courtesy of BMW OF NORTH AMERICA, INC.

Fig 2: Identifying Electronic Screw, Nut And Washer
Courtesy of BMW OF NORTH AMERICA, INC.

Remove rear wheel.

Release nut (1); if necessary, grip at hexagon head.

Remove guide arm from wheel carrier.

Installation:

Keep tapered pin and bore clean and free from oil and grease.

Replace self-locking nut.

Tightening torque 33 32 4AZ . See REAR AXLE - TIGHTENING TORQUES .

Mark position of eccentric screw (4) to rear axle carrier.

Release nut (2) and remove eccentric washer (3).

Remove eccentric screw (4) towards rear.

Remove guide arm downwards.

Installation:

Note insertion direction of eccentric screw (4).

Align eccentric screw (4) by means of marking to rear axle carrier.

Fit eccentric washer (3).

Replace nut (2).

Tightening torque 33 32 5AZ . See REAR AXLE - TIGHTENING TORQUES .

After installation:

Perform chassis alignment check . See 32 00 ... CHASSIS/WHEEL ALIGNMENT CHECK PROCEDURE .