Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2009 Subaru Outback LimitedFACTORY OEM SERVICE PROCEDURE

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 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 split pin, and then remove the claw.
ST 398527700 PULLER ASSY

Fig 3: Removing Claw Using ST 398527700 Puller Assy
Courtesy of SUBARU OF AMERICA, INC.
Attach the two claws to the outer race, and set the ST on the differential side retainer.
ST 398527700 PULLER ASSY

Fig 4: Setting ST 398527700 Puller Assy On Differential Side Retainer
Courtesy of SUBARU OF AMERICA, INC.
Restore the removed claws to original position, and install the pin and split pin.
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:

• 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.