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 O-Ring
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil seal.

Fig 2: Identifying 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 side retainer.
  ST 398527700 PULLER ASSY
  
  Fig 4: Setting Puller Assembly To Side Retainer
  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 removing from side retainer, and then 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.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Side Retainer