2021 Subaru WRX BaseFACTORY OEM SERVICE PROCEDURE

Front Suspension

  • Electric power steering model 
Fig 1: Front Suspension Components (With Torque Specification) (Electric Power Steering Model)
G13642450Courtesy of SUBARU OF AMERICA, INC.

Tightening torque: N.m (kgf-m, ft-lb) 

T1: 25 (2.5, 18.4) 

T2: 39 (4, 28.8) 

T3: 50 (5.1, 36.9) 

T4: 60 (6.1, 44.3) 

T5: 95 (9.7, 70.1) 

T6: 100 (10.2, 73.8) 

T7: 140 (14.3, 103.3) 

T8: 150 (15.3, 110.6) 

T9: 155 (15.8, 114.3) 

  • Hydraulic power steering model 
Fig 2: Front Suspension Components (With Torque Specification) (Hydraulic Power Steering Model)
G13642451Courtesy of SUBARU OF AMERICA, INC.

Tightening torque: N.m (kgf-m, ft-lb) 

T1: 25 (2.5, 18.4) 

T2: 39 (4, 28.8) 

T3: 50 (5.1, 36.9) 

T4: 60 (6.1, 44.3) 

T5: 95 (9.7, 70.1) 

T6: 100 (10.2, 73.8) 

T7: 140 (14.3, 103.3) 

T8: 150 (15.3, 110.6) 

T9: 155 (15.8, 114.3) 

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.