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Home >> BMW >> 2011 >> 1M >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Axle - Repair >> Struts With Rubber Mounts >> 31 12 080 Removing and installing/replacing both tension struts

31 12 080 Removing and installing/replacing both tension struts

IMPORTANT: On M models replace trailing links in pairs.

Necessary preliminary work: 

Remove pedestrian protection (only E82/E88/E92/E93 from 03/2012): 

Slacken screw (1) on front pedestrian protection.

Release screws (2) from deformation element and adapter.

Tightening torque 51 11 7AZ/8AZ .

Fig 1: Identifying Pedestrian Protection Screw
G09848964Courtesy of BMW OF NORTH AMERICA, INC.

Press deformation element (1) towards the bottom and remove adapter (2) towards the top.

Fig 2: Removing Adapter
G09848965Courtesy of BMW OF NORTH AMERICA, INC.

Release nut (1), if necessary, grip at inner Torx socket.

Tightening torque 31 12 2AZ .

Installation note: 

Keep tension strut to swivel bearing connection clean and free from oil and grease.

Replace self-locking nut.

Fig 3: Identifying Self-Locking Nut
G09848982Courtesy of BMW OF NORTH AMERICA, INC.

Release bolt (1) and remove tension strut.

Tightening torque 31 12 1AZ .

Raise locking nut (2) at area of bore and pull off from front axle support.

Installation note: 

Replace locking nut.

Tighten down screw connection in NORMAL POSITION .

Fig 4: Identifying Front Axle Support Nut And Bolt
G09848983Courtesy of BMW OF NORTH AMERICA, INC.