Swing Arm Ball Joint, Replacing - BMW 5251 Service Manual

330-1
9
Rear suspension1
Swing arm ball joint, replacing
-
Raise rear end of car and remove wheel.
Make sure the car is firmly supported on jack stands de-
signed for the purpose. Place jack stands underneath struc-
tural chassis points. Do not place jack stands under
suspension parts.
-
Sport Wagon model: Support wheel bearing carrier from be-
low.
C A UTION-
The shock absorberprevents the drive axle and wheel bear-
ing carrier from dropping too far. Supporting the wheel bear-
ing carrier before disconnecting the shoclc absorber
mounting fastenerprevents damage to the brake hose, park-
ing brake cable and drive axle CVjoints.
-
Model with air shock absorbers: Detach air supply line from
shoclc absorber. Plug ports and lines to keep out dirt.
-
Sport Wagon model: Remove shock absorber lower mount-
ing bolt.
4
Remove stabilizer bar link mounting nut (arrow). Press link
out of swing arm.
Model with air springs: Disable air supply pump by discon-
necting electrical plug before performing any repairs. Pump is
located beneath a cover under the spare tire in the floor of the
carao comoartment.
4
Model with air springs: Loosen compressed air pipes (ar-
rows) at air distribution assembly to release system pres.
sure.
WARNING-
Vehicle will lower when the air pipes are opened.
-
Models with rear coil springs: Remove cargo compartment
floor carpet.