31 21 180 Replacing bearings (wheel hub) for front wheel

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Necessary preliminary tasks:

Remove BRAKE DISC .

NOTE:

Check brake pads and RENEW if necessary!

Slacken nut (1).

Tightening torque: see 2AZ in 31 12 TRAILING ARMS AND STRUTS

Remove trailing link (2) from swivel bearing (3).

Fig 1: Identifying Trailing Link, Swivel Bearing And Nut

G06889581

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) and remove mount.

Tightening torque: see 1AZ in 31 21 WHEEL BEARINGS AND STEERING KNUCKLE

Fig 2: Identifying Mount Screws

G06889582

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replace screws.

Keep threaded holes (1) clean and free from grease.

Keep contact surface (2) of wheel bearing and swivel bearing clean and free from grease.

Fig 3: Cleaning Contact Surfaces Of Wheel Bearing And Swivel Bearing

G04742355

Courtesy of BMW OF NORTH AMERICA, INC.