33 32 064 Removing and installing/replacing left or right swinging arm

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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: Locating Eccentric Screw Position

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 .

Fig 2: Identifying Nut And Eccentric Washer

Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque 33 32 20AZ , see 32-CONTROL ARMS AND STRUTS .

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 32-CONTROL ARMS AND STRUTS .

Fig 3: Pulling Out Bolt

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Unfasten nut.

Remove screw towards rear and remove swinging arm.

Installation:

Replace self-locking nut.

Tightening torque 33 32 22AZ , see 32-CONTROL ARMS AND STRUTS .

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