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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Axle Shafts, Propeller Shaft & Hubs >> Rear Hub Unit Bearing >> Removal

Rear Hub Unit Bearing: Removal

  1. Lift up the vehicle, and then remove the rear wheels.
  2. Remove the axle nut.
    CAUTION: Do not loosen the axle nut while the rear axle is loaded. Doing so may damage the hub unit bearing.
    1. Lift the crimped section of axle nut.
    2. Remove the axle nut using a socket wrench while depressing the brake pedal.
    G07914082Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the rear ABS wheel speed sensor.
    1. Remove the bolts, and remove the rear ABS wheel speed sensor.
    2. Remove the rear ABS wheel speed sensor harness from the upper arm.
    CAUTION:
    • Be careful not to damage the sensor.
    • Do not apply excessive force to the sensor harness.
    G08551334Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the rear disc brake assembly and rear disc rotor. Refer to BRAKE>REAR DISC ROTOR>REMOVAL .
  5. Remove the rear hub unit bearing.
CAUTION:
  • Be careful not to damage the magnetic encoder.
  • Do not get closer the tool which charged magnetism to magnetic encoder.
G13646434Courtesy of SUBARU OF AMERICA, INC.
NOTE: If it is hard to remove, use the ST.

Preparation tool: 

ST1: AXLE SHAFT PULLER (926470000)

ST2: AXLE SHAFT PULLER PLATE (28099PA110)

G05032656Courtesy of SUBARU OF AMERICA, INC.