Subaru 2002 Impreza Service Manual page 304

REAR AXLE
Drive Shaft
System
3.
Rear Axle
A: NON-TURBO MODELS
0
The inboard end of each axle shaft is connected to the transmission via a double offset joint:
DOJ which can extend and retract in the axial directions.
0
The outboard end is supported by angular contact ball bearings located inside the axle housing
via a bell joint (BJ) which features a large operating angle. Both the constant velocity joints (DOJ
and BJ) ensure smooth, regular rotation of the drive wheels with minimum vibration.
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The bearing is a preloaded, non-adjustable angular contact ball unit type.
Each hub is fitted in the axle housing via the angular contact ball bearing.
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The BJ's spindle is splined to the hub and secured with an axle nut clinched to it.
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The disc rotor or brake drum is held in position by the hub bolts and wheel nuts together with
the wheel. This facilitates removal and installation of the disc rotor or brake drum and thus im-
p roves s e rv i c ea b i I it y.
(1)
Bearing
(2) Hub
(3) Axle nut
(4)
Oil seal
DS-6
S3H0644A
(5) BJ
(6)
Hub bolt
(7) Baffle plate