2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Side Retainer

NOTE: After adjusting the drive pinion backlash and tooth contact, remove and install the oil seal and O-ring.
  1. Remove the O-ring.
    Fig 1: Identifying O-ring
    G05002717Courtesy of SUBARU OF AMERICA, INC.
  2. Remove the oil seal.
    Fig 2: Identifying Oil Seal
    G05002718Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the split pin, and then remove the claw.

    ST 398527700 PULLER ASSY

    Fig 3: Identifying Claw, Split Pin And Pin
    G05668491Courtesy of SUBARU OF AMERICA, INC.
  4. Attach the two claws to the outer race, and set the ST on the differential side retainer.

    ST 398527700 PULLER ASSY

    Fig 4: Attaching Claws To Outer Race
    G05668492Courtesy of SUBARU OF AMERICA, INC.
  5. Restore the removed claws to original position, and install the pin and split pin.
  6. Hold the shaft of ST to avoid detachment from the differential side retainer, and remove the bearing outer race.

    ST 398527700 PULLER ASSY

    NOTE: Replace the bearing inner and outer races as a single unit.
Factory Service Tools

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When to See a Mechanic

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

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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