37 12 310 Removing and installing/replacing rear left or right shock absorber

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

Read and comply with NOTES ON REPLACING SHOCK ABSORBERS.
Read and comply with BMW Parts Department notes.

IMPORTANT: Handle the spring strut with care so as to avoid damaging the control unit (1) and control valve (2).

Fig 1: Identifying Control Unit And Control Valve

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Necessary preliminary work

Remove REAR WHEEL
Deactivate and drain AIR SPRING SYSTEM

If applicable, disconnect the plug connections (1) and expose lines up to shock absorber.

Fig 2: Identifying Shock Absorber Plug Connections

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Remove cover (1).

Fig 3: Identifying Plug Connections Cover

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Release screw (1).

Installation note:

Before tightening screw/bolt connection, check that shock absorber pin is correctly positioned in swinging arm. Screw must not be used as a fitting aid to installing the shock absorber!

Replace bolt!

Tighten bolt in NORMAL POSITION.

Tightening torque, 33 52 4AZ .

Fig 4: Identifying Shock Absorber Nut

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Release screws at support bearing.

Replace self-locking screws!

Tightening torque, 33 52 1AZ .

Fig 5: Locating Support Bearing Self-Locking Screws

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Installation note:

Check O-ring and replace if necessary.

Fig 6: Identifying Support Bearing O-Ring

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Replacement

Modify SUPPORT BEARING.

Modify auxiliary absorber (1) and protective tube (2) incl. support cup.

Installation note:

Check auxiliary absorber (1) and protective tube (2) for damage, replace if necessary.

Fig 7: Identifying Auxiliary Absorber And Protective Tube

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After Installation note

Activate and fill AIR SPRING SYSTEM
Replacement only: Program/encode the shock absorber and check the software version
If applicable, perform the VERTICAL ACCELERATION SENSOR ADJUSTMENT in the event of a replacement only