31 21 090 Replacing left/right swivel bearing (M5, M6)

Necessary preliminary tasks: 

• Remove FRONT WHEEL .
• Remove PULSE SENSOR from swivel bearing

Remove brake disc  . See 34 11 220 REMOVING AND INSTALLING/REPLACING BOTH FRONT BRAKE DISCS .

Remove upper wishbone  from swivel bearing. See 31 12 002 REMOVING AND INSTALLING/REPLACING TOP LEFT WISHBONE  and 31 12 003 REMOVING AND INSTALLING/REPLACING TOP RIGHT WISHBONE .

Remove trailing link from swivel bearing  . See 31 12 050 REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT TRAILING LINK  and 31 12 050 REMOVING AND INSTALLING/REPLACING THE LEFT OR RIGHT TRAILING LINK (M6) .

Remove TRACK ROD END FROM SWIVEL BEARING .

Remove lower wishbone  from swivel bearing. See 31 12 004 REMOVING AND INSTALLING/RENEWING LEFT OR RIGHT LOWER WISHBONE .

Fig 1: Identifying Brake Disc Components

Courtesy of BMW OF NORTH AMERICA, INC.

F04: Detach wheel control joint from wishbone.

Remove swivel bearing.

Installation note: 

Modify WHEEL BEARING 

Modify BRAKE ANCHOR PLATE/BRAKE GUARD PLATE .

Modify cable clip/pulse sensor on swivel bearing.

After installation: 

• Carry out wheel alignment procedure  . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION and 32 00 155 KDS WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .