Subaru Legacy 2004 Service Manual page 2431

NOTE:
Do not use extension as much as possible.
ST
7) Install the center differential carrier. <Ref. to
5AT-80, INSTALLATION, Center Differential Carri-
er.>
8) Install the extension case and intermediate
case. <Ref. to 5AT-72, INSTALLATION, Extension
Case & Intermediate Case.>
9) Install the transmission assembly into vehicle.
<Ref. to 5AT-42, INSTALLATION, Automatic
Transmission Assembly.>
C: INSPECTION
Make sure that the tab of parking pawl on reduction
driven gear is not worn or otherwise damaged.
Parking Pawl
AT-02071
ST
AT-02072
5AT-83
AUTOMATIC TRANSMISSION