BMW 7 Owners & Service Manuals

BMW 7 Series: Steering Arms, Tie Rods, Steer. Damper

INSTRUCTIONS FOR REMOVING AND INSTALLING EAR CLIPS

Notes

NOTE: The work steps are show on assorted components.

Ear clip must always be replaced.

To remove an ear clip, place special tool 32 1 260 at right angles to ear and cut ear open.

Steering Arms, Tie Rods, Steer. Damper
Fig. 75: Removing Ear Clip Using Special Tool (32 1 260)

The ear clip can be fitted not only axially but also radially after the hook fastener has been opened.

Steering Arms, Tie Rods, Steer. Damper
Fig. 76: Identifying Hook Fastener On Ear Clip

Attach hook fastener and press ear together with special tool 32 1 260.

Steering Arms, Tie Rods, Steer. Damper
Fig. 77: Pressing Hook Fastener And Ear Clip Using Special Tool (32 1 260)

The diagonal cutting pliers of special tool 32 1 260 can be used in areas which are difficult to access.

Steering Arms, Tie Rods, Steer. Damper
Fig. 78: Removing Ear Clip Using Special Tool (32 1 260)

IMPORTANT: Gap (A) max. 1 mm!

Steering Arms, Tie Rods, Steer. Damper
Fig. 79: Identifying Ear Clip Gap

REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT TRACK ROD

Notes

IMPORTANT: The steering box must be replaced if the polished surface of the rack is damaged (e.g. by corrosion)!

Necessary preliminary work

  • Remove TRACK ROD END FROM SWIVEL BEARING
  • Remove GAITER FROM STEERING BOX and slide back

IMPORTANT: To avoid damage to rack and to suspension mounting, move rack in as far as possible.

Unscrew track rod with special tool 32 3 220 from rack of steering box.

Installation note: Clean rack.

Check surface of rack for damage (e.g. corrosion).

Grease rack (refer to STEERING AND WHEEL ALIGNMENT - OPERATING FLUIDS ).

Steering Arms, Tie Rods, Steer. Damper
Fig. 80: Removing Track Rod Using Special Tool (32 3 220)

Tightening torque 32 21 1AZ.

On replacement, assemble new part with gaiter

  • Determine dimension (A) on used part to simplify following adjustment of front axle
  • Slacken clamping nut (2)
  • Screw off track rod end; if necessary, grip track rod with open-end spanner
  • Remove clamping ring (1) and screw off clamping nut (2)
  • Slide gaiter (4) and ear clamp and band clamp (3) onto track rod

Steering Arms, Tie Rods, Steer. Damper
Fig. 81: Identifying Track Rod Clamping Ring, Nut, Gaiter And Band Clamp

  • Slide clamping nut (2) and clamping ring (1) onto track rod
  • Screw track rod end onto track rod to dimension (A)
  • Tighten down clamping nut (2)
    Tightening torque 32 21 2AZ.

After installation

  • Only if replacing/removing track rod end: Perform CHASSIS/WHEEL ALIGNMENT CHECK

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.

Release 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.

Replace self-locking nut.

Tightening torque 32 21 3AZ.

Steering Arms, Tie Rods, Steer. Damper
Fig. 82: Identifying Track Rod End With Nut

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

Slacken nut and clamping ring.

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.

Steering Arms, Tie Rods, Steer. Damper
Fig. 83: Identifying Track Rod End Tightening Dimension On Track Rod

After installation

  • Perform chassis/wheel alignment check.

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