Subaru 2009 IMPREZA Service Manual page 1973

9) Install the one-way clutch inner race to the low
clutch drum, and then apply compressed air to re-
move the low clutch piston.
(A)
(A) Apply compressed air.
(B) One-way clutch inner race
10) Remove the one-way clutch inner race.
11) Remove the one-way clutch after taking out the
snap ring.
(A)
(B)
(A) Snap ring
(B) Plate
(C) One-way clutch
12) Remove the needle bearing after taking out the
snap ring.
(A)
(A) Needle bearing
(B) Snap ring
AT Main Case
(B)
AT-00266
(C)
AT-00267
(B)
AT-00268
4AT-117
AUTOMATIC TRANSMISSION
3. 2-4 BRAKE
Separate the 2-4 brake piston and piston retainer.
( A )
(A) 2-4 brake piston
(B) 2-4 brake piston retainer
4. ONE-WAY CLUTCH INNER RACE
1) Remove the seal ring.
(B)
(A) One-way clutch inner race
(B) Seal ring
2) Remove the needle bearing using ST.
ST 398527700 PULLER ASSY
( B )
AT-00288
(A)
AT-00298