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 WRX BaseFACTORY OEM SERVICE PROCEDURE
Clutch Assembly
- STI model
Courtesy of SUBARU OF AMERICA, INC.
Tightening torque: N.m (kgf-m, ft-lb)
T1: 16 (1.6, 11.8)
T2: 48 (4.9, 35.4)
T3: 75 (7.6, 55.3)
- Except for STI model
Tightening torque: N.m (kgf-m, ft-lb)
T1: 16 (1.6, 11.8)
T2: Refer to CLUTCH SYSTEM>FLYWHEEL>INSTALLATION>EXCEPT FOR STI MODEL .
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.