31 21 090 Replacing left/right swivel bearing

Necessary preliminary work: 

• Remove SWIVEL BEARING .
• REMOVE pulse generator from swivel bearing

• Remove WHEEL BEARING (1).

  Check wheel bearing and renew if necessary.

• Modify BRAKE GUARD PLATE (2).
• Modify line clip (3).
  Fig 1: Identifying Brake Guard Plate, Wheel Bearing And Clip

  Courtesy of BMW OF NORTH AMERICA, INC.

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 .