Drive Axle Assembly; Drive Axle, Removing And Installing (Sedan) - BMW 5251 Service Manual

Final Drive
Drive axles use constant-velocity (CV) joints on both ends.
For replacement parts, only CV joint boots or complete axles
are offered by BMW. The procedure for drive axle removal
varies for sedan and sport wagon. Follow the appropriate pro-
cedure below.
Drive axle assembly
1. lnner CV joint
2.
Drive axle
3.
Outer CV joint
4. Collar nut
5. Outer CV boot kit
6.
lnner CV boot kit
7. Circlip
8. Dust cover
9. Reinforcement
10. Torx bolt
Drive axle, removing and installing (sedan)
4
With an assistant applying brakes, break free staked collar
nut (arrow) at center of rear wheel hub. Do not remove com-
pletely.
NOTE-
The drive flange collar nut is tightened to a torque of over 300
Nm
(221
ft-lb). Male sure the car is firmly on the ground.
-
Raise rear of car. Remove rear wheel
WARNING
-
Make sure that the car is firmly supported on jack stands de-
signed for the purpose. Place the jack stands beneath struc-
tural chassis points. Do not place jack stands under
suspension parts.
-
Remove f~nal drrve. See Final drive, removing and install-
ing.