31 21 180 Removing and installing/replacing bearing for front wheel

Necessary preliminary tasks:

Release screws (1).

Press wheel bearing (2) off swivel bearing with a suitable tool and remove.

Installation:

Replace microencapsulated screws.

For tightening torque refer to 31 21 1AZ in 31 21 WHEEL BEARINGS AND STEERING KNUCKLE .

Fig 1: Identifying Wheel Bearing And Mounting Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

When reusing, recut all the threads in the wheel bearing.

Keep contact surface (1) of swivel bearing and wheel bearing clean and free from oil and grease.

Fig 2: Identifying Contact Surface Of Swivel Bearing

Courtesy of BMW OF NORTH AMERICA, INC.