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Home >> Subaru >> 2022 >> WRX Premium, Standard Trans >> Repair and Diagnosis (Single Page) >> Drivelines & Axles >> Driveshaft & Universal Joints >> Axle Shafts, Propeller Shaft & Hubs >> Rear Drive Shaft >> Installation

Rear Drive Shaft: Installation

NOTE:

When the rear drive shaft is removed using the ST, install the caliper body. Ref. to  BRAKE>REAR DISC BRAKE ASSEMBLY>INSTALLATION  . 

  1. Replace with a new differential side retainer oil seal. Ref. to DIFFERENTIALS>DIFFERENTIAL SIDE RETAINER OIL SEAL>REPLACEMENT .
  2. Insert the rear drive shaft into the rear hub unit bearing.
    CAUTION:
    • Be careful not to damage the spline portion of the rear drive shaft. 
    • Be careful not to damage the rear hub unit bearing. 
    • Do not strike the rear drive shaft with a hammer, etc. 
  3. Temporarily attach the axle nut.
    CAUTION:

    Be sure to use a new axle nut. 

  4. Install the rear differential. Ref. to DIFFERENTIALS>REAR DIFFERENTIAL (VB-TYPE)>INSTALLATION .
  5. Fill differential gear oil. Ref. to DIFFERENTIALS>DIFFERENTIAL GEAR OIL>REPLACEMENT .
  6. While depressing the brake pedal, tighten the axle nut.

    Tightening torque: 

    190 N.m (19.4 kgf-m, 140.1 ft-lb)

  7. Crimp the axle nut.
    G14602064Courtesy of SUBARU OF AMERICA, INC.
  8. Install the rear wheels. Ref. to WHEEL AND TIRE SYSTEM>TIRE AND WHEEL>INSTALLATION .
  9. Release the shift lock and shift the select lever to the "P range". (CVT model) Ref. to CONTROL SYSTEMS>SELECT LEVER>INSTALLATION .
  10. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
  11. Exit the brake maintenance mode. (CVT model) Ref. to PARKING BRAKE>PARKING BRAKE SYSTEM>OPERATION>BRAKE MAINTENANCE MODE .
  12. After the operation is completed, apply and release the parking brake five times and ensure that the brake operates normally.
  13. Apply the parking brake.
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