33 31 011 Replacing Rear Axle Support

33 31 011 Replacing rear axle support





Important!
Before removing rear axle support:
In order to avoid damage to vehicle hoist, perform weight compensation on vehicle.
Load luggage compartment with sand bags.





Necessary preliminary work:
^ Remove rear axle final drive
^ Remove rear axle support





Remove brake lines.

Remove anti-roll bar

Version with Dynamic Drive: Disconnect control lines for swivel motor of rear axle from rear axle support.

Remove actuator unit (parking brake).

Remove ride height sensor(s).

Remove Integral Active Steering





Remove both swinging arms on rear axle support.

Remove both wishbones on rear axle support.

Remove both toe arms on rear axle support.

Remove both wheel carriers with output shaft, swinging arm and wishbones.





Take rear axle support down from special tool with assistance of a 2nd person and set down on a suitable surface.

Installation note:
Use previous rear axle support as a template for modifying or replacing small parts.





After Installation note:
^ If necessary, run commissioning of Dynamic Drive
^ Carry out ride height adjustment
^ Adjusting parking brake
^ Perform chassis / wheel alignment check