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.
2021 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE
Transfer Clutch: Disassembly
- Remove the snap ring, and remove the transfer clutch plate set and pressure plate (rear side).
- Remove the ball bearing using ST1, ST2 and a press.CAUTION: Be careful not to drop the rear drive shaft.
Preparation tool:
ST1: BEARING REMOVER (18767AA010)
ST2: REMOVER (18723AA000)
- Compress the return spring using the ST and a press to remove the snap ring.
Preparation tool:
ST: COMPRESSOR SPECIAL TOOL (18762AA001)
- Remove the transfer clutch piston seal, return spring and transfer clutch piston.
- Blow compressed air through the hole shown in the figure, and remove the transfer clutch piston.
Factory Service Tools
Use the Manual With the Right Hardware
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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.