33 32 071 Replacing one upper wishbone (M6)

WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2017 BMW M6, 2017 BMW 650i xDrive, 2017 BMW 650i, 2017 BMW 640i xDrive, and 2017 BMW 640i. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If the wishbone is detached from the rear axle support/wheel carrier, it will be necessary to carry out the wheel alignment procedure . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or 32 00 155 KDS WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD after assembly.

Necessary preliminary tasks:

Remove REAR WHEEL .

Unscrew guide bolts (1).

Tightening torque 34 21 5AZ .

If necessary, grip at hexagon head (2).

Remove brake caliper (3) and tie back.

Installation note:

Replace guide bolts.

Fig 1: Identifying Brake Caliper Guide Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Remove holders (3) from wishbone.

Release nut (1) and remove screw.

Tightening torque 33 32 8AZ .

Installation note:

Replace nut (1) and screw.

The holder (3) must be positioned between the lugs (2).

The left and right holders are different.

Replace defective bracket.

Tighten down screw connection in NORMAL POSITION .

Fig 2: Identifying Wishbone Holders, Lugs And Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken nut (1).

Tightening torque 33 32 9AZ .

Remove wishbone (3) from wheel carrier.

Installation note:

Replace nut (1).

Keep wishbone to wheel carrier connection clean and free from oil and grease.

Fig 3: Identifying Wishbone Nut

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Perform wheel alignment . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or 32 00 155 KDS WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .