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Home >> BMW >> 2021 >> 840i xDrive 2D Convertible >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Axle -- Repair (2 Of 2) (G14, G15, & G16) >> 33 31 Rear Axle Carrier >> 33 31 503 Lowering/raising rear axle support (M850i xDrive convertible) >> Detaching rear axle

Detaching rear axle

WARNING: Hot surfaces  .
Risk of burning! 
  • Perform all work only on components that have cooled down.
WARNING: Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly  .
Danger! Immobilization period-threatening injuries! 
WARNING: Car may slip off the vehicle hoist if the weight is distributed unevenly  .
Danger! Immobilization period-threatening injuries! 
  • Ensure there is a specific weight compensation on the car.
NOTE: RISK OF DAMAGE 
Mechanical effects  .
Paint damage  .
  • Mask those working areas at risk with yellow plastic adhesive tape.
  • Remove and install heavy or bulky components with the aid of another person/other persons.

Preliminary work 

NOTE: Perform the steps on the right and left side.

Remove thrust arm 

NOTE: RISK OF DAMAGE 
Damage to components on the rear axle  .
Removing both thrust arms simultaneously may lead to serious damage to the rear axle  .
  • Only remove or replace thrust arms individually.
  • When lowering or removing the rear axle: Support the rear axle support before both thrust arms are removed.
G15664780Courtesy of BMW OF NORTH AMERICA, INC.