Extension Case Oil Seal: Replacement

Clean the transmission exterior.
Drain the ATF completely.
NOTE: Tighten the ATF drain plug after draining the ATF.

Tightening torque:

25 N.m (2.5 kgf-m, 18.1 ft-lb)

Fig 1: Tightening ATF Drain Plug
Courtesy of SUBARU OF AMERICA, INC.
Remove the rear exhaust pipe and muffler. NON-TURBO model
< Ref. to REMOVAL , Rear Exhaust Pipe. > and < Ref. to REMOVAL , Muffler. >

TURBO model

< Ref. to REMOVAL , Rear Exhaust Pipe. > and < Ref. to REMOVAL , Muffler. >
Remove the heat shield cover. (If equipped)
Remove the propeller shaft. < Ref. to REMOVAL , Propeller Shaft. >
Using the ST, remove the oil seal.
ST 398527700 PULLER ASSY
Using the ST, install the oil seal.
ST 498057300 INSTALLER
Install the propeller shaft. < Ref. to INSTALLATION , Propeller Shaft. >
Install the heat shield cover. (If equipped)
Install the rear exhaust pipe and muffler. NON-TURBO model
< Ref. to INSTALLATION , Rear Exhaust Pipe. > and < Ref. to INSTALLATION , Muffler. > TURBO model

< Ref. to INSTALLATION , Rear Exhaust Pipe. > and < Ref. to INSTALLATION , Muffler. >
Pour ATF and check the ATF level. < Ref. to , AUTOMATIC TRANSMISSION FLUID . >