33 32 064 Removing And Installing/Replacing Left Or Right Swinging Arm

WARNING: This page is about a different car, the 2007 BMW 550i and 2006 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

If the swinging arm is detached from the integral link/wheel carrier or rear axle carrier, it is necessary after reinstallation to carry out a wheel/chassis alignment check.

Necessary preliminary tasks:

Remove rear wheel.
Remove jointed rod of ride-height sensor from swinging arm
Remove STABILIZER LINK FROM SWINGING ARM .

Mark position of eccentric screw to rear axle carrier.

Fig 1: Identifying Mark Position Of Eccentric Screw To Rear Axle Carrier

Courtesy of BMW OF NORTH AMERICA, INC.

Support wheel carrier with workshop jack.

Release nut (1) and remove eccentric washer (2).

Remove eccentric screw towards front.

Installation:

Note insertion direction of eccentric screw.

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

Refit eccentric washer.

Replace self-locking nut.

Tighten bolt connection in NORMAL POSITION .

Tightening torque: 33 32 20AZ . See CONTROL ARMS AND STRUTS for specs.

Fig 2: Identifying Nut And Washer

Courtesy of BMW OF NORTH AMERICA, INC.

Release nut and pull out bolt towards rear.

Installation:

Replace self-locking nut.

Tighten bolt connection in NORMAL POSITION .

Tightening torque: 33 32 20AZ . See CONTROL ARMS AND STRUTS for specs.

Fig 3: Identifying Self-Locking Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten nut.

Remove screw towards rear and remove swinging arm.

Installation:

Replace self-locking nut.

Tightening torque: 33 32 22AZ . See CONTROL ARMS AND STRUTS for specs.

Fig 4: Locating Self-Locking Nut

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Check that output shaft is correctly seated in rear differential.
Perform chassis alignment check. See CHASSIS/WHEEL ALIGNMENT CHECK PROCEDURE , KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH LOAD UP TO DESIGN POSITION , or KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH RIDE-HEIGHT MEASUREMENT WITHOUT LOAD .