Side Retainer

NOTE: After adjusting the drive pinion backlash and tooth contact, replace the oil seal and O-ring with new parts.

Remove the O-rings.

Fig 1: Identifying Differential Gear O-Rings
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil seal.

Fig 2: Removing Oil Seal

Courtesy of SUBARU OF AMERICA, INC.