Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Service manual — part 507
DRIVE SHAFT SYSTEM
DS
Page
General Description . . . . . . . . . . . . . . . . . . . . ...2
Propeller Shaft . . . . . . . . . . . . . . . . . . . . . . .11
Front Axle . . . . . . . . . . . . . . . . . . . . . . . . .14
Front Hub Unit Bearing . . . . . . . . . . . . . . . . . . . 18
Rear Axle . . . . . . . . . . . . . . . . . . . . . . . . .20
Rear Hub Unit Bearing . . . . . . . . . . . . . . . . . . . .24
Front Drive Shaft . . . . . . . . . . . . . . . . . . . . . ..27
Rear Drive Shaft . . . . . . . . . . . . . . . . . . . . . ...35
General Diagnostic Table . . . . . . . . . . . . . . . . . . .43
DS-2
General Description
DRIVE SHAFT SYSTEM
1. General Description
A: SPECIFICATION
1. PROPELLER SHAFT
Model
Except for STI model
STI model
Propeller shaft type
EDJ
3UJ+CPS
Front propeller shaft Joint-to-Joint length: L
1
mm (in)
735.5 (28.96)
633 (24.92)
Rear propeller shaft Joint-to-Joint length: L
2
mm (in)
698 (27.48)
728.5 (28.68)
Outer diameter of tube:
mm (in)
D
1
63.5 (2.499)
70.0 (2.756)
D
2
57.5 (2.264)
57.0 (2.244)
(A)
3UJ type
(B)
EDJ type
DS-00520
(B)
(A)
D1
D2
L1
L2
D1
D2
L1
L2
DS-3
General Description
DRIVE SHAFT SYSTEM
2. FRONT DRIVE SHAFT ASSEMBLY
3. REAR DRIVE SHAFT ASSEMBLY
Model
Type of drive shaft
Axle diameterφ mm (in)
Axle length mm (in)
Except for STI model
EBJ + PTJ
22 (0.87)
361.4 (14.23)
STI model
AC + AAR
28 (1.10)
343.1 (13.51)
(A)
Axle diameter
(B)
Axle length
Model
Type of drive shaft
Axle diameterφ mm (in)
Axle length mm (in)
Except for STI model
EBJ + DOJ
22 (0.87)
383.1 (15.08)
STI model
EBJ + EDJ
25 (0.98)
339.5 (13.37)
(A)
Axle diameter
(B)
Axle length
DS-00440
(B)
(A)
DS-00409
(B)
(A)
DS-4
General Description
DRIVE SHAFT SYSTEM
B: COMPONENT
1. PROPELLER SHAFT
(1)
Propeller shaft (3UJ type)
(3)
Rear differential (T-type)
Tightening torque: N·m (kgf-m, ft-lb)
(2)
Propeller shaft (DOJ-type)
(4)
Rear differential (VA2-type)
T1: 31 (3.16, 22.9)
T2: 52 (5.30, 38.4)
T1
(3)
T2
(1)
DS-00511
(4)
T1
(2)
T2
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