BMW X3 Service & Repair Manual: Removing and installing complete left or right spring strut shock absorber

BMW X3 Service & Repair Manual / Suspension / Spring strut / Removing and installing complete left or right spring strut shock absorber

Special tools required:

  • 31 2 230

Installation note:

1. All screws, nuts, bolts and hose clamps removed during the repair must be replaced.

2. Retaining elements on chassis and suspension and steering parts must be replaced.

Necessary preliminary tasks:

  • Detach OUTPUT SHAFT from wheel bearing and tie up.
  • Remove BRAKE CALIPER and tie back.
  • Remove BRAKE DISC .
  • Remove ANTI-ROLL BAR LINK FROM SPRING STRUT.
  • Remove TRACK ROD END FROM SWIVEL BEARING .
  • Detach TRAILING LINK from swivel bearing.
  • Remove WISHBONE.
  • Detach WHEEL SPEED SENSOR from swivel bearing and unclip line from spring strut.

IMPORTANT: Risk of damage! When the output shaft is removed from the wheel bearing, the tripod (2) can be pulled out of the joint housing (1) and fall into the rubber gaiter (3). In this event, it will be necessary to install a new output shaft because the tripod (2) can jam or a roller of the tripod (2) can slip off the moulding. The roller would then be located in the gaiter (3) or bellows and result in rapid failure.

Suspension

Secure spring strut against falling out.

Release screw (1) on strut.

Unfasten screws (2).

Installation note:

Replace screws.

For support bearings that have already been installed, do not use self-tapping screws.

If thread in support bearing is damaged, use Helicoil thread insert.

Suspension

Remove spring strut with swivel bearing downwards out of wheel arch.

After installation:

  • Perform CHASSIS/WHEEL ALIGNMENT CHECK .

Removing and installing complete left or right spring strut shock absorber

Special tools required:

  • 31 2 230

Installation note:

1. All screws, nuts, bolts and hose clamps removed during the repair must be replaced.

2. Retaining elements on chassis and suspension and steering parts must be replaced.

Necessary preliminary tasks:

  • Remove BRAKE CALIPER and tie back.
  • Remove BRAKE DISC .
  • Remove ANTI-ROLL BAR LINK FROM SPRING STRUT.
  • Remove TRACK ROD END FROM SWIVEL BEARING .
  • Detach TRAILING LINK from swivel bearing.
  • Remove WISHBONE.
  • Detach WHEEL SPEED SENSOR from swivel bearing and unclip line from spring strut.

Secure spring strut against falling out.

Release screw (1) on strut.

Unfasten screws (2).

Installation note:

Replace screws.

For support bearings that have already been installed, do not use self-tapping screws.

If thread in support bearing is damaged, use Helicoil thread insert.

Suspension

Remove spring strut with swivel bearing downwards out of wheel arch.

After installation:

  • Carry out wheel alignment procedure
    Information on replacing shock absorbers
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