Differential Side Retainer Oil Seal: Replacement

WARNING: This page is about a different variant/trim than selected.

Lift-up the vehicle.
Drain gear oil from differential oil drain plug.

Fig 1: Locating Drain Plug
Courtesy of SUBARU OF AMERICA, INC.
Replace with a new gasket and tighten the differential oil drain plug.
Tightening torque:

70 N.m (7.1 kgf-m, 51 ft-lb)

Fig 2: Tightening Differential Oil Drain Plug
Courtesy of SUBARU OF AMERICA, INC.
Remove the front and center exhaust pipe. < Ref. to REMOVAL , Front Exhaust Pipe. > & REMOVAL , Center Exhaust Pipe. >
Separate the front drive shaft from transmission. < Ref. to REMOVAL , Front Drive Shaft. >
Remove the differential side retainer oil seal.
NOTE:
- Be sure to replace the differential side retainer oil seal with a new one after the procedure of removing the front drive shaft from transmission.
- When prying to remove the part using flat tip screwdriver, be careful not to scratch the differential side retainer. ST 398527700 puller assembly may be used for this operation procedure.
Using the ST, install the differential side retainer by slightly tapping with a plastic hammer.
ST 18675AA000 DIFFERENTIAL SIDE OIL SEAL INSTALLER

NOTE: Apply oil to the oil seal lips.

Fig 3: Installing Differential Side Retainer Using ST
Courtesy of SUBARU OF AMERICA, INC.
Install the front drive shaft. < Ref. to INSTALLATION , Front Drive Shaft. >
ST 28399SA010 FRONT DRIVE SHAFT OIL SEAL PROTECTOR
Install the front and center exhaust pipe. < Ref. to INSTALLATION , Front Exhaust Pipe. > & INSTALLATION , Center Exhaust Pipe. >
Lower the vehicle.
Pour gear oil through the gauge hole. < Ref. to , REPLACEMENT , Transmission Gear Oil. >