Rear Axle Assembly, Removing And Installing (Sport Wagon Models) - BMW 5251 Service Manual

330-28
Rear Suspension
4
To install, jack subframe into position. Install and tighten sub-
frame mounting bolts. Note that on each bolt, rubber-coat-
ed detent plate (arrow) must be installed at rear in driving
direction.
Tightening torques
Rear subframe to body (M12)
163 Nm (120 ft-lb)
-
Remainder of installation is reverse of removal, noting the fol-
lowing.
Make sure long lower strut bushing fits in hole in wheel
bearing carrier.
111
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0
Tighten suspension arm and shoclc absorber fasteners to
502330036
final torque only afler vehicle has been lowered and sus-
pension has settled.
Have car professionally aligned when job is complete
Tightening torques
ABS
pulse sensor to wheel bearing carrier 8
Nrn (6 ft-lb)
Brake rotor to hub 16 Nm (12 ft-lb)
Driveshaft
CV
joint to final drive flange
-
MI0
(Tow
bolts) 70 Nm (51 ft-lb)
MB (compression nut)
32 Nm (24 ft-lb)
Rear brake pad carrler (caliper) to wheel 65 Nm (48 ft-lb)
bear~ng carrler
Rear strut to wheel bearlng carrler 127 Nm (94 ft-lb)
Road wheel to hub
120210Nrn
(89 57 ft-lb)
Rear axle assembly, removing and
installing (Sport Wagon models)
Incaseof damage to thesubframe, or if apressed-in bushing is
worn, remove subframe by removing complete axle assembly.
In Sport Wagon models with conventional coil spring, lower
subframe slowly, making sure rear springs stay on spring
seats.
In models with air suspension (EHC), disable the air supply
pump, deflate the air springs and disconnect them from the
wheel carriers before lowering the subframe.
-
Raise car and remove rear wheels.
WARNING-