Coil Spring, Removing And Installing - BMW 5251 Service Manual

330-1 1
Rear Suspension
Coil spring, removing and installing
Raise car and remove rear wheels.
WARNING-
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.
-
Remove brake caliper and brake disc. Hang brake caliper
aside with stiff wire. Do not disconnect bralte fluid hose. See
340 Brakes.
-
Remove exhaust system. See 180 Exhaust System.
-
Disconnect driveshafl from final drive. See
260
Driveshaft.
-
Detach parking bralte cables from mounting bracltets on sub-
frame.
<
Support final drive unit from below using transmission jack
and BMW special tool
33
4 390 or equivalent.
Remove rear suspension subframe mounting bolts (arrows).
Lower rear subframe until coil springs can be removed.
When reinstalling springs, replace upper and lower spring
pads if necessary.
Slowly lift suspension back into position, making sure coil
springs are correctly seated in upper and lower spring seats.
Install and tighten subframe mounting bolts. Note that on
each bolt, rubber-coated detent plate (arrow) must be in-
stalled at rear in driving direction
-
Remainder of installation is reverse of removal
Tightening torques
Road wheel
to
hub
1 2 O i l O Nm
(89i-7 ft-lb)
Subframe to body
163 Nm (120
ft-lb)