32 21 151 Replacing left or right track rod end

NOTE: If the track rod end to track rod screw connection is released, it is necessary after reinstallation to carry out a chassis/wheel alignment check.

Necessary preliminary tasks:

Remove FRONT WHEEL .

IMPORTANT: Do not release track rod end from swivel bearing with impact tool.
Rubber boot of track rod end must not be damaged!

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

Remove track rod end (2) from swivel bearing.

Installation note:

Keep track rod end to swivel bearing connection clean and free from oil and grease.

Replace self-locking nut.

Tightening torque 32 21 3AZ .

Fig 1: Identifying Track Rod End And Nut

Courtesy of BMW OF NORTH AMERICA, INC.

Determine dimension (A) to simplify following adjustment of front axle.

Slacken bolt (1).

Screw off track rod end; if necessary, grip track rod with open-end spanner.

Installation note:

Check gaiter . See 32 11... REPLACING GAITER FOR ELECTRIC STEERING GEAR (EPS) ON LEFT OR RIGHT or 32 11 100 REPLACING GAITER FOR STEERING GEAR ON LEFT OR RIGHT for damage, replace if necessary.

Screw track rod end onto track rod to dimension (A).

Tightening torque 32 21 2AZ .

Fig 2: Identifying Track Rod End Dimension

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Perform chassis/wheel alignment check . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or 32 00 155 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .