37 11 030 Removing and installing front left or right spring strut (all-wheel drive vehicle)

WARNING: This page is about a different car, the 2011 BMW 750xi and 2010 BMW 750xi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove FRONT WHEEL .

Release collar bolt (1), press brake pedal to floor for this purpose.

Tightening torque 31 60 2AZ .

Fig 1: Identifying Collar Bolt

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Renew collar bolt (1) and compression spring (2).
Pay attention to direction of installation of compression spring!
Keep collar bolt and spur gearing of bearing/output shaft clean and free of grease.
Follow installation note of the spur gearing.

Fig 2: Identifying Collar Bolt And Compression Spring
Courtesy of BMW OF NORTH AMERICA, INC.
Remove top wishbone. See TOP LEFT WISHBONE or TOP RIGHT WISHBONE .
RELEASE ANTI-ROLL BAR LINK AT SPRING STRUT .
REMOVE BRAKE DISC and tie up brake caliper.
Unlock and disconnect cable from pulse sensor and set it back.

Unlock plug connection (1) and disconnect.

Disconnect feed line (2) from mounting.

Fig 3: Identifying Feed Line And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Release nut (1) and remove screw.

Tightening torque 31 12 7AZ .

Release spring strut from wishbone (2).

Installation note:

Note direction of insertion of screw.

Replace screw and nut.

Tighten in NORMAL POSITION .

Fig 4: Releasing Spring Strut From Wishbone

Courtesy of BMW OF NORTH AMERICA, INC.

Risk of damage!

Secure output shaft against falling out.

Tripods must not fall into the gaiter

IMPORTANT: Risk of damage!
Secure spring strut against falling out.

Release screws (1).

Tightening torque 31 31 1AZ .

Fig 5: Identifying Spring Strut Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Replace screws.
Clean contact surface at spring strut dome.
Turn mount in clockwise direction and tighten down!

Tightening torque 31 31 1AZ .

Fig 6: Turning Spring Strut Mounting Screws In Clockwise Direction
Courtesy of BMW OF NORTH AMERICA, INC.

With helper, press swivel bearing (1) down until spring strut (2) can be led along wheel arch lower edge. Afterwards, remove complete spring strut (2) upwards.

Fig 7: Pressing Swivel Bearing

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Note on installation must be observed without fail!

Installation note:

Spur gearing of bearing (1) and output shaft (2) must be installed form-fit (tooth in tooth)!
Tighten collar bolt and compression spring by hand.
Check whether spur gearing is locked tooth in tooth by reciprocally rotating wheel hub/output shaft.
Once a form-fit has been ensured, tighten to final torque.

Fig 8: Installing Spur Gearing Of Bearing And Output Shaft In Form-Fit Manner
Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque 31 60 2AZ .