31 21 180 Replacing Bearings (Wheel Hub) For Front Wheel

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove swivel bearing

IMPORTANT: When clamping swivel bearing unit, make sure it is only clamped at wheel bearing.

Clamp swivel bearing as illustrated.

Fig 1: Locating Clamp Swivel Bearing

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and remove swivel bearing upwards.

Fig 2: Locating Swivel Bearing Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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

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

Installation:

If the wheel bearing is not replaced, all the tapped holes (1) in the wheel bearing must be reconditioned.

Replace screws.

Tightening torque. See FRONT AXLE - TIGHTENING TORQUES -- ALPINA

Fig 3: Inserting Contact Surface Of Wheel Bearing

Courtesy of BMW OF NORTH AMERICA, INC.