Rear Driveshaft, Installing - BMW 1999-2005 M3 Service Manual

Driveshafts
4 of 11
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Using BMW special tool 26 1 040,
loosen threaded clamping sleeve on
driveshaft a few turns.
- Remove center support bearing
mounting bolts.
- Remove driveshaft but do not
separate two halves. Pull down on
center of driveshaft to facilitate
removal.
Note:
If driveshaft halves were separate and
not matchmarked, see
driveshaft, installing. If a vibration
occurs, disassemble driveshaft and
rotate one section 180°.

Rear driveshaft, installing

Align driveshaft matchmarks at final
drive and then at transmission flange.
Centerlines of universal joints (arrows)
must be parallel or at 90° to each
other. Position center support bearing
and start attaching nuts. Use new
self-locking nuts.
- Tighten flange nuts while
preventing bolts from twisting in
coupling. Tighten final drive flange
first, then tighten coupling at
transmission.
Preload center support bearing by
pushing bearing forward (arrow) 4-6
mm (0.16-0.24 in.) from center. Tighten
attaching bolts.
CAUTION!
The maximum allowable change in
Rear
2/25/2009 10:20 PM