Subaru Legacy III (2000-2003 year). Manual - part 552

AT-102

AUTOMATIC TRANSMISSION

REDUCTION DRIVEN GEAR

B: INSTALLATION

1. MPT MODEL

1) Set the select lever to “P” range.
2) Using a plastic hammer, install reduction driven
gear assembly and new washer, and tighten new
drive pinion lock nut.

Tightening torque:

100 N·m (10.2 kgf-m, 73.8 ft-lb)

3) After tightening, stake the lock nut securely.
4) Combine the transmission case with the exten-
sion case, and install rear vehicle speed sensor.
<Ref. to AT-86, INSTALLATION, Extension Case.>
5) Install the transmission assembly to vehicle.
<Ref. to AT-42, INSTALLATION, Automatic Trans-
mission Assembly.>

2. VTD MODEL

1) Set the select lever to “P” range.
2) Using a plastic hammer, install reduction driven
gear assembly.
3) Using a plastic hammer, install the center differ-
ential assembly.
4) Install a new self-lock nut and a washer.

Tightening torque:

100 N·m (10.2 kgf-m, 73.8 ft-lb)

5) After tightening, stake the lock nut securely.
6) Insert the rear drive shaft assembly. <Ref. to AT-
99, INSTALLATION, Rear Drive Shaft.>
7) Combine the transmission case with the exten-
sion case, and install rear vehicle speed sensor.
<Ref. to AT-86, INSTALLATION, Extension Case.>
8) Install the transmission assembly to vehicle.
<Ref. to AT-42, INSTALLATION, Automatic Trans-
mission Assembly.>

(A) Reduction driven gear

(B) Reduction drive gear

(A) Reduction driven gear

(B) Reduction drive gear

AT-00153

( A )

( B )

AT-00155

AT-103

AUTOMATIC TRANSMISSION

REDUCTION DRIVEN GEAR

C: DISASSEMBLY

1) Remove snap ring from reduction driven gear.

2) Using ST, remove ball bearing from reduction
driven gear.
ST

498077600

REMOVER

3) Remove snap ring reduction driven gear. (3.0 L
model)

D: ASSEMBLY

1) Install snap ring to reduction driven gear. (3.0 L
model)
2) Using a press, install a new ball bearing to re-
duction driven gear.

3) Install snap ring to reduction driven gear.

E: INSPECTION

Check ball bearing and gear for dents or damage.

(A) Snap ring

(A) Ball bearing

AT-00156

( A )

AT-00157

( A )

ST

(A) Ball bearing

(A) Snap ring

AT-00158

( A )

AT-00156

( A )

AT-104

AUTOMATIC TRANSMISSION

REDUCTION DRIVE GEAR

30.Reduction Drive Gear

A: REMOVAL

1) Remove the transmission assembly from the ve-
hicle. <Ref. to AT-39, REMOVAL, Automatic
Transmission Assembly.>
2) Remove rear vehicle speed sensor, and sepa-
rate the transmission case and extension case.
<Ref. to AT-86, REMOVAL, Extension Case.>
3) Remove the reduction driven gear. <Ref. to AT-
101, REMOVAL, Reduction Driven Gear.>
4) Using ST, extract the reduction drive gear.
ST1

499737100

PULLER

ST2

899524100

PULLER SET

B: INSTALLATION

1) Install the reduction drive gear assembly.

NOTE:
Insert it fully into position until the bearing shoulder
bottoms.

2) Install the reduction driven gear. <Ref. to AT-
102, INSTALLATION, Reduction Driven Gear.>
3) Combine the transmission case with the exten-
sion case, and install rear vehicle speed sensor.
<Ref. to AT-86, INSTALLATION, Extension Case.>
4) Install the transmission assembly to the vehicle.
<Ref. to AT-42, INSTALLATION, Automatic Trans-
mission Assembly.>

(A) Reduction drive gear

AT-00159

( A )

ST1

ST2

(A) Reduction drive gear

AT-00160

( A )

AT-105

AUTOMATIC TRANSMISSION

REDUCTION DRIVE GEAR

C: DISASSEMBLY

1) Take out the seal rings.

2) Using ST, remove the ball bearing.
ST

498077600

REMOVER

3) Using a press, remove the reduction drive gear.

D: ASSEMBLY

1) Press-fit the reduction drive gear to the shaft.
2) Press-fit the a new ball bearing to the reduction
drive gear.
3) Apply vaseline to outer surface of seal ring and
shaft groove.
4) Attach new seal rings.

E: INSPECTION

• Rotate bearing by hand, make sure it rotates
smoothly.
• Make sure that each component is free of harm-
ful gouges, cuts, or dust.
• Measure the extension end play and adjust it to
within specifications.<Ref. to AT-94, ADJUST-
MENT, Transfer Clutch.>

(A) Seal rings

(B) Reduction drive shaft

(A) Ball bearing

(B) Reduction drive gear

(A) Reduction drive gear

AT-00161

( A )

( B )

AT-00162

( A )

( B )

ST

AT-00163

( A )

(A) Seal rings

(B) Reduction drive shaft

AT-00161

( A )

( B )