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 support, it will be necessary to carry out wheel alignment after re-installation. See ALIGNMENT CHECK WITH VEHICLE LOAD or ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT (WITHOUT VEHICLE LOAD) .

Necessary preliminary work:

Remove REAR WHEEL .
Deactivate and drain AIR SPRING/SUSPENSION SYSTEM
Remove STABILIZER LINK FROM SWINGING ARM .
Remove INTEGRAL LINK FROM SWINGING ARM
Remove left or right TENSION STRUT

Slacken nut (1).

Tightening torque 37 14 5AZ

Remove jointed rod (2) from swinging arm.

Installation note:

Sensor lever (3) must point from ride height sensor to respective rear wheel.

Replace self-locking nut.

Fig 1: Identifying Jointed Rod, Sensor Lever, And Nut

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Slacken nut (1).

Remove bolt (2) towards rear.

Tightening torque 33 32 3AZ

Installation note:

Replace nut.

Fig 2: Identifying Bolt And Nut

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Mark position of eccentric adjustment washer to rear axle support to simplify subsequent adjustment of rear axle.

Release nut (1) and remove eccentric washer (see magnified area in illustration). Pull out eccentric bolt (2).

Tightening torque 33 32 2AZ

Installation note:

Note direction of insertion of eccentric bolt (2).

Align eccentric bolt (2) by means of marking to rear axle support.

Reinstall eccentric washer (see magnified area in illustration).

Replace nut.

Tighten down bolt connection in NORMAL POSITION .

Release nut (3) and remove bolt (4).

Fig 3: Identifying Rear Axle Support Nuts And Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque 33 32 1AZ

Installation note:

Replace nut.

Tighten down bolt connection in NORMAL POSITION .

After installation

Activate and fill AIR SPRING SYSTEM
Check output shaft for correct seating in final drive.
Carry out wheel alignment procedure. See ALIGNMENT CHECK WITH VEHICLE LOAD or ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT (WITHOUT VEHICLE LOAD) .