Center Bearing Assembly. Replacing - BMW 5251 Service Manual

260-1 2
1
Driveshaft
Install new flex-disc using new self-locking nuts. Molded ar-
rows (arrows) on coupling should point towards flange arms.
4
On vehicles with aluminum driveshaft, use coated washers to
prevent contact corrosion.
-
Counterhold bolts while tightening nuts.
Tightening torque
Aluminum driveshaft to flex-disc
M12 (use coated washers) 90 Nm
(66
ft-lb)
Steel driveshaft to flex-disc
MI0 (8.8 grade)
48 Nm (35 ft-lb)
-
MI0 (10.9 grade) 60 Nm
(44
ft-lb)
Coated washers
-
MI2 (8.8 grade)
5027500
.
Mi2 (10.9 grade)
M14
81 Nm (60 ft-lb)
100 Nm (74 ft-lb)
140 Nm (103 ft-lb)
-
Install driveshaft as described earlier
Center bearing assembly, replacing
The center bearing assembly consists of a grooved ball bear-
ing in a rubber mount. The bearing assembly is pressed
the driveshaft.
-
Remove driveshaft. See Driveshaft, removing
-
Matchmark front and rear driveshaft sections before
separating.
Remove bolt (arrow) securing front and rear halves of
driveshaft and pull driveshaft apart.
-
Remove shim and dust shield, where fitted
-
Use puller to remove center bearing assembly from
driveshaft.
onto