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Upper Arm: Installation

CAUTION:
  • For parts which are not reusable, always use new parts.
  • Always tighten the bushing in the state where the vehicle is at curb weight and the wheels are in full contact with the ground.
  • Check if the collar is protruding from the rear axle housing.
  1. Before installation, inspect the following items and replace any faulty part with a new one.
    • Visually check the arm assembly rear upper for damage and deformation.
    • Visually check the bushing for abnormal cracks, fatigue or damage.
    • Visually check the boot on the ball joint for abnormal cracks, fatigue or damage.
  2. Install the arm assembly rear upper.
    1. Make the installation sections of the rear lateral link assembly rear (the bolt on the rear axle housing side and the bolt on the sub frame assembly rear side) horizontal.
    2. Install the arm assembly rear upper to the sub frame assembly rear.

    Tightening torque: 

    Arm assembly rear upper - sub frame assembly rear: 90 N.m (9.2 kgf-m, 66.4 ft-lb)

    G13591386Courtesy of SUBARU OF AMERICA, INC.
  3. Connect the arm assembly rear upper and the rear axle housing.

    Tightening torque: 

    Arm assembly rear upper - rear axle housing: 80 N.m (8.2 kgf-m, 59.0 ft-lb)

  4. Install the rear suspension assembly.
    1. Lift the rear suspension assembly using a transmission jack.
    2. Install the support sub frame front on the left and right sides, and install the rear suspension assembly.
    CAUTION:
    • The rear suspension assembly is heavy. Make sure that it is firmly supported so that it is level.
    • While checking there is no dragging of harness and wire, raise it slowly with a transmission jack.

    Tightening torque: 

    Refer to "COMPONENT" of "General Description" for the tightening torque. Ref. to REAR SUSPENSION>General Description>COMPONENT>REAR SUSPENSION .

    G13225036Courtesy of SUBARU OF AMERICA, INC.
  5. Install the bolts and nuts on lower side of shock absorber assembly rear.

    Tightening torque: 

    85 N.m (8.7 kgf-m, 62.7 ft-lb)

  6. Install the adapter cord EPB.

    Tightening torque: 

    18 N.m (1.8 kgf-m, 13.3 ft-lb)

  7. Install the disc brake assembly rear and brake disc rear. Ref. to BRAKE>REAR DISC ROTOR>INSTALLATION .
  8. Install the sensor sub assembly rear.

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

  9. Install the stabilizer link rear (lower part). Ref. to REAR SUSPENSION>Stabilizer>INSTALLATION .
  10. Install the propeller shaft. Ref. to PROPELLER SHAFT/DRIVE SHAFT/AXLE>PROPELLER SHAFT>INSTALLATION .
  11. Install the rear exhaust pipe. Ref. to EXHAUST (H4DO)>REAR EXHAUST PIPE>INSTALLATION .
  12. Install the protector tank. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL TANK PROTECTOR>INSTALLATION .
  13. Install the rear wheels and lower the vehicle.

    Tightening torque: 

    120 N.m (12.2 kgf-m, 88.5 ft-lb)

  14. Connect the ground terminal to battery sensor. Ref. to GROUND TERMINAL REMOVAL OR INSTALLATION .
  15. Using the Subaru Select Monitor, exit the brake maintenance mode. Ref. to PARKING BRAKE>PARKING BRAKE SYSTEM>OPERATION>BRAKE MAINTENANCE MODE .
  16. After the operation is completed, apply and release the parking brake five times and ensure that the brake operates normally.
  17. Inspect the wheel alignment and adjust if necessary.
  18. Perform the following adjustments using Subaru Select Monitor.
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