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Home >> Subaru >> 2021 >> Outback Base >> Repair and Diagnosis >> Suspension >> Rear Suspension System >> Sub Frame >> Installation
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Sub Frame: 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.
  • During the installation, make sure that the marking of sensor sub does not twist.
  • Check if the collar is protruding from the rear axle housing.
  • If the collar comes off from the rear axle housing, replace the rear axle housing with a new part.
NOTE: The procedure shows the OUTBACK model. For the sedan model, perform the procedure by referring to the OUTBACK model.
  1. Check the removed parts for wear, damage and crack, and repair or replace them if faulty.
  2. Install each part to the sub frame assembly rear.
  3. Install the rear suspension assembly.
    1. Lift the rear suspension assembly using a transmission jack.
      NOTE:
      • Since 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.
    2. Install the support sub frame front and the support sub frame rear on the left and right sides, and install the rear suspension assembly.

      Tightening torque: 

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

    G13620900Courtesy of SUBARU OF AMERICA, INC.
  4. Connect the stabilizer link rear (upper part).

    Tightening torque: 

    55 N.m (5.6 kgf.m, 40.6 ft.lb)

  5. Install the bolts and nuts on lower side of shock absorber assembly rear.

    Tightening torque: 

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

  6. Install the adapter cord EPB & sensor sub assembly rear. Ref. to PARKING BRAKE HARNESS .
  7. Install the disc brake assembly rear and brake disc rear. Ref. to BRAKE>REAR DISC ROTOR>INSTALLATION .
  8. Install the propeller shaft. Ref. to PROPELLER SHAFT/DRIVE SHAFT/AXLE>PROPELLER SHAFT>INSTALLATION .
  9. Install the rear exhaust pipe.
  10. Install the fuel tank protector.
  11. Install the rear wheels. Ref. to WHEEL AND TIRE SYSTEM>TIRE AND WHEEL>INSTALLATION .
  12. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  13. Using the Subaru Select Monitor, exit the brake maintenance mode. Ref. to PARKING BRAKE>PARKING BRAKE SYSTEM>OPERATION>BRAKE MAINTENANCE MODE .
  14. After the operation is completed, apply and release the parking brake five times and ensure that the brake operates normally.
  15. Inspect the wheel alignment and adjust if necessary.
  16. Perform the following adjustments using Subaru Select Monitor.
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