32 21 151 Replacing left or right track rod end

Special tools required:

31 2 240
31 2 246
31 2 242

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.
Make sure special tool rests correctly on steel bush of swivel bearing. The swivel bearing must be removed if the steel bush moves.
Rubber boot of track rod end must not be damaged!
Do not pull stainless steel ring off journal.

Slacken nut (1) two to three thread turns using size 12 socket.

If necessary, replace lower section 31 2 242 with lower section31 2 246

Press track rod end (2) with special tool 31 2 240 off swivel bearing.

Unscrew nut (1) and 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.

Fig 1: Pressing Track Rod End With Special Tool (31 2 240) Off Swivel Bearing

Courtesy of BMW OF NORTH AMERICA, INC.

Replace self-locking nut.

Tightening torque 32 21 3AZ .

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

Slacken nut.

Unscrew track rod end from track rod.

Installation note:

Check GAITER for damage, replace if necessary.

Refit clamping ring (1).

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

Tightening torque 32 21 2AZ .

Fig 2: Identifying Tie Rod End Dimension

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Carry out WHEEL ALIGNMENT PROCEDURE .