Front axle SUBARU LEGACY 1996 Service User Guide

G4M0208
1. Wheels and Axles
A: SPECIFICATIONS
1. TIRE AND WHEEL SIZE
Tire size Rim sizeRim offset
mm (in)P.C.D.
mm (in)
Except OUTBACK modelFront and RearP185/70R14
87S14×5 1/2JJ 55 (2.17)
100 (3.94)
dia. P195/60R15
87H15 x 6JJ 55 (2.17)
T-type tireT125/70D15 15 x 4T 53 (2.09)
T135/70D16 16 x 4T 50 (1.97)
OUTBACK modelFront and RearP205/70R15
95S15 x 6JJ 55 (2.17)
T-type tire T135/80D16 16 x 4T 50 (1.97)
NOTE:“T-type”tire for temporary use is supplied as a spare tire.
2. TIRE INFLATION PRESSURE
Tire sizeTire inflation pressure kPa (kg/cm
2, psi)
Light load Full load Trailler towing
Except OUTBACK
modelFront and RearP185/70R14 87S
P195/60R15 87HFt: 220 (2.2, 32)
Rr: 210 (2.1, 30)—
T-type tireT125/70D15
T135/70D16420 (4.2, 60)
OUTBACK modelFront and Rear P205/70R15 95SFt: 200 (2.0, 29)
Rr: 190 (1.9, 28)Ft: 200 (2.0, 2.9)
Rr: 220 (2.2, 32)
T-type tire T135/80D16 420 (4.2, 60)
2
4-2SPECIFICATIONS AND SERVICE DATA
1. Wheels and Axles

3. FRONT DRIVE SHAFT ASSEMBLY
Type of drive
shaft assemblySHAFT DOJ FTJ
No. of
identification
paddings on
shaftNo. of spline
teethNo. of spline
teeth
87AC-DOJ 1 (One) 25—
87AC-FTJ 0 (None)—25
95AC-DOJ 3 (Three) 25—
B4M0772A
4. REAR DRIVE SHAFT ASSEMBLY (AWD MODEL)
Type of drive shaft assemblySHAFT
No. of identification paddings on shaft
79AC-RH 1 (One)
79AC-LH 1 (One)
B4M0547A
3
4-2SPECIFICATIONS AND SERVICE DATA
1. Wheels and Axles

5. APPLICATION TABLE
Model Power unitFront drive shaft
Rear drive shaft
5MT 4AT
FWD 2200 cc 95AC-DOJ 87AC-DOJ—
AWD 2200 cc 87AC-DOJ 87AC-DOJ 79AC-RH, 79AC-LH
AWD 2500 cc—87AC-FTJ 79AC-RH, 79AC-LH
B: SERVICE DATA
Wheel balancing Standard Service limit
Dynamic unbalance Less than 5 g (0.18 oz)
Balance weight part number
(For steel wheel)Weight g (oz)
28101AA001 5 (0.18)
28101AA011 10 (0.35)
28101AA021 15 (0.53)
28101AA031 20 (0.71)
28101AA041 25 (0.88)
28101AA051 30 (1.06)
28101AA061 35 (1.23)
28101AA071 40 (1.41)
28101AA081 45 (1.59)
28101AA091 50 (1.76)
28101AA101 55 (1.94)
28101AA111 60 (2.12)
Balance weight part number
(For aluminum wheel)Weight g (oz)
23141GA462 5 (0.18)
23141GA472 10 (0.35)
23141GA482 15 (0.53)
23141GA492 20 (0.71)
23141GA502 25 (0.88)
23141GA512 30 (1.06)
23141GA522 35 (1.23)
23141GA532 40 (1.41)
23141GA542 45 (1.59)
23141GA552 50 (1.76)
—55 (1.94)
23141GA572 60 (2.12)
4
4-2SPECIFICATIONS AND SERVICE DATA
1. Wheels and Axles

1. Front Axle
1. 2200 cc
H4M0999A

1Spring pin


2Baffle plate (DOJ)


3Outer race (DOJ)


4Snap ring


5Inner race (DOJ)


6Ball


7Cage


8Circlip


9Boot band

10Boot (DOJ)


11Boot (UFJ)


12UFJ ASSY


13Baffle plate


14Oil seal (IN)


15Snap ring


16Bearing


17Housing


18Oil seal (OUT)

19Tone wheel


20Hub bolt


21Hub


22Axle nut
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 13±3 (1.3±0.3, 9.4±2.2)
T2: 186±20 (19±2, 137±14)
5
4-2COMPONENT PARTS
1. Front Axle

2. 2500 cc
B4M0773A

1O-ring


2Baffle plate (FTJ)


3Spring pin


4Outer race (FTJ)


5Snap ring


6Trunnion


7Free ring


8Circlip


9Boot band

10Boot (FTJ)


11Boot (BJ)


12BJ ASSY


13Baffle plate


14Oil seal (IN)


15Snap ring


16Bearing


17Housing


18Oil seal (OUT)

19Tone wheel


20Hub bolt


21Hub


22Axle nut
Tightening torque: N⋅m (kg-m, ft-lb)
T1: 13±3 (1.3±0.3, 9.4±2.2)
T2: 186±20 (19±2, 137±14)
6
4-2COMPONENT PARTS
1. Front Axle

1. Front Axle
A: REMOVAL
1) Disconnect ground cable from battery.
2) Jack-up vehicle, support it with safety stands, and
remove front wheels.
G4M0214
3) Unlock axle nut.
4) Remove axle nut using a socket wrench.
CAUTION:
Be sure to loose and retighten axle nut after removing
wheel from vehicle. Failure to follow this rule may dam-
age wheel bearings.
G4M0215
5) Remove stabilizer link.
G4M0216
6) Remove DOJ from transmission spindle.
7) Remove front drive shaft assembly from hub. If it is hard
to remove, use STs.
ST1 926470000 AXLE SHAFT PULLER
ST2 927140000 PLATE
CAUTION:
Be careful not to damage oil seal lip when removing
front drive shaft.
When replacing front drive shaft, also replace inner
oil seal.
8) Remove disc brake caliper from housing, and suspend
it from strut using a wire.
9
4-2SERVICE PROCEDURE
1. Front Axle

G4M0217
9) Remove disc rotor from hub.
If disc rotor seizes up within hub, drive disc rotor out by
installing an 8-mm bolt in screw hole on the rotor.
G4M0218
10) Remove cotter pin and castle nut which secure tie-rod
end to housing knuckle arm.
G4M0219
11) Using a puller, remove tie-rod ball joint from knuckle
arm.
G4M0220
12) On A.B.S. equipped models, remove A.B.S. sensor
assembly and harness in advance.
CAUTION:
Be sure to use soft jaws (such as aluminum plates)
when placing the mating surfaces of housing and strut
in a vise.
G4M0221
13) Remove transverse link ball joint from housing.
10
4-2SERVICE PROCEDURE
1. Front Axle

G4M0222
14) After scribing an alignment mark on camber adjusting
bolt head, remove bolts which connect housing and strut,
and disconnect housing from strut.
G4M0223
B: DISASSEMBLY
1) Using ST1, support housing and hub securely.
2) Attach ST2 to housing and drive hub out.
ST1 927080000 HUB STAND
ST2 927060000 HUB REMOVER
G4M0224
If inner bearing race remains in the hub, remove it with a
suitable tool (commercially available).
CAUTION:
Be careful not to scratch polished area of hub.
Be sure to install inner race on the side of outer race
from which it was removed.
G4M0225
3) Remove disc cover from housing.
4) Using a standard screwdriver, remove outer and inner
oil seals.
CAUTION:
Do not use old oil seals.
11
4-2SERVICE PROCEDURE
1. Front Axle

H4M1001
5) Using flat bladed screwdriver, remove snap ring.
G4M0227
6) Using ST1, support housing securely.
7) Using ST2, press inner race to drive out outer bearing.
ST1 927400000 HOUSING STAND
ST2 927100000 BEARING REMOVER
CAUTION:
Do not remove outer race unless it is faulty.
Discard outer race after removal.
Do not replace inner or outer race separately;
always replace as a unit.
8) Loosen bolts which secure tone wheel to hub. Remove
tone wheel (only vehicle equipped with A.B.S.).
G4M0228
9) Using ST and a hydraulic press, drive hub bolts out.
ST 927080000 HUB STAND
CAUTION:
Be careful not to hammer hub bolts. This may deform
hub.
H4M1002A
C: INSPECTION
Check the removed parts for wear and damage. If
defective, replace with new ones.
CAUTION:
If bearing is faulty, replace it as a bearing set.
Be sure to replace oil seal at every overhaul.
12
4-2SERVICE PROCEDURE
1. Front Axle

G4M0230
D: ASSEMBLY
1) Attach hub to ST securely.
ST 927080000 HUB STAND
2) Using a hydraulic press, press new hub bolts into place.
CAUTION:
Be sure to press hub bolts until their seating surfaces
contact the hub.
NOTE:
Use 12 mm (0.47 in) dia. holes in HUB STAND to prevent
bolts from tilting.
G4M0231
3) Remove foreign particles (dust, rust, etc.) from mating
surfaces of hub and tone wheel, and install tone wheel to
hub (only vehicle equipped with A.B.S.).
CAUTION:
Be careful not to damage tone wheel teeth.
NOTE:
Ensure tone wheel closely contacts hub.
4) Clean dust or foreign particles from inside the housing.
G4M0232
5) Using ST1 and ST2, press a new bearing into place.
ST1 927400000 HOUSING STAND
ST2 927100000 BEARING REMOVER
CAUTION:
Always press outer race when installing bearing.
Be careful not to remove plastic lock from inner race
when installing bearing.
Charge bearing with new grease when outer race is
not removed.
6) Install snap ring in its groove.
NOTE:
Make sure to install it firmly to groove.
13
4-2SERVICE PROCEDURE
1. Front Axle