Side Retainer

NOTE: After adjusting the drive pinion backlash and tooth contact, remove and install the oil seal and O-ring.

Remove the O-ring.

Fig 1: Identifying Side Retainer O-Ring
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil seal.

Fig 2: Identifying Front Differential Assembly Oil Seal
Courtesy of SUBARU OF AMERICA, INC.
Remove the bearing outer race.
1. Remove the split pin, and then remove the claw.
  ST 398527700 PULLER ASSY
  
  Fig 3: Removing Bearing Outer Race Using Puller Assembly
  Courtesy of SUBARU OF AMERICA, INC.
2. Attach two claws to the outer race, and set the ST to the differential side retainer.
  ST 398527700 PULLER ASSY
  
  Fig 4: Attaching Two Claws To Outer Race Using Puller Assembly
  Courtesy of SUBARU OF AMERICA, INC.
3. Restore the removed claws to original position, and install the pin and split pin.
4. Hold the shaft of ST to avoid detachment from the differential side retainer, and remove the bearing outer race.
  NOTE: Replace the bearing inner and outer races as a single unit.
  
  ST 398527700 PULLER ASSY
  
  Fig 5: Removing Bearing Outer Race Using Puller Assembly
  Courtesy of SUBARU OF AMERICA, INC.