86 10 ... Removing And Installing Or Replacing Left Or Right Coil Spring

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Release screw (1) and remove, tilt shock absorber (2) in direction of arrow towards rear.

Installation:

Use new self-locking nut.

Hold shock absorber vertically and protective cap points upwards. Completely press in shock absorber once and pull out up to required installation length. Do not tilt shock absorber further than is needed for installation.

Tightening Torque. Refer to TRAILERS - TIGHTENING TORQUES - ALPINA .

Fig 1: Tilting Shock Absorber

Courtesy of BMW OF NORTH AMERICA, INC.

The trailing arm folds down once the coil spring on the arm has been released.

No persons should be located underneath trailing arm. Risk of injury!

Release screw (1) between trailing arm (2) and coil spring.

Installation:

Tightening Torque. Refer to TRAILERS - TIGHTENING TORQUES - ALPINA .

Fig 2: Identifying Screw Between Trailing Arm And Coil Spring

Courtesy of BMW OF NORTH AMERICA, INC.

Remove pressure plate (1) from coil spring (2).

Installation:

Use pressure plate with nut.

Fit pressure plate (1) according to its shape (3) into pressure spring (2).

Fig 3: Identifying Pressure Plate And Coil Spring

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) between coil spring (2) and longitudinal member (3). Remove small pressure plate (4) and large pressure plate (5).

Installation:

Use pressure plate without nut.

Fit small pressure plate (4) according to its shape (6) into pressure spring (2).

Tightening Torque. Refer to TRAILERS - TIGHTENING TORQUES - ALPINA .

Fig 4: Identifying Pressure Plate, Pressure Spring And Longitudinal Member

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Two persons are needed to install the coil spring correctly. One person presses down the pressure plate (2) seated inside the coil spring (1) and tightens the coil spring (1) / trailing arm (3) screw connection. At the same time, the second person levers the coil spring (1) with a screwdriver into its correct seat.

Tighten coil spring (1)/trailing arm (3).

Tightening Torque. Refer to TRAILERS - TIGHTENING TORQUES - ALPINA .

Fig 5: Identifying Pressure Plate, Pressure Spring And Trailing Arm

Courtesy of BMW OF NORTH AMERICA, INC.