Rear Hub Unit Bearing: Removal

1. Disconnect the ground cable from the battery.
2. Lift up the vehicle, then remove the rear wheels.
3. Lift the crimped section of axle nut.
   Fig 1: Lifting Crimped Section Of Axle Nut

   Courtesy of SUBARU OF AMERICA, INC.
4. While applying the parking brake, remove the axle nut using a socket wrench.
   CAUTION: Remove the wheel before loosening the axle nut. Failure to follow this rule may damage the wheel bearings.
5. Release the parking brake.
6. Remove the rear ABS wheel speed sensor.
   Fig 2: Locating Rear ABS Wheel Speed Sensor

   Courtesy of SUBARU OF AMERICA, INC.
7. Remove the disc brake caliper from back plate, and suspend it from the stabilizer using a wire.
   Fig 3: Suspending Disc Brake Caliper

   Courtesy of SUBARU OF AMERICA, INC.
8. Remove the disc rotor from the hub.
   NOTE:

   • Mark the mating surface of hub and disc rotor before removing the disc rotor to avoid confusing when installing.
   • If it is difficult to remove the disc rotor from the hub, drive the 8 mm bolt into the threaded end of rotor, and then remove the rotor.
9. Remove the four bolts from rear arm.
   Fig 4: Removing Bolts From Rear Arm

   Courtesy of SUBARU OF AMERICA, INC.
10. Remove the hub unit bearing.
    CAUTION:

    • Be careful not to damage the magnetic encoder.
    • Do not get closer the tool which charged magnetism to magnetic encoder.
      Fig 5: Identifying Magnetic Encoder And Rear Hub Unit Bearing

      Courtesy of SUBARU OF AMERICA, INC.
      Fig 6: Removing Hub Unit Bearing

      Courtesy of SUBARU OF AMERICA, INC.

ST1 926470000 AXLE SHAFT PULLER

ST2 28099PA110 AXLE SHAFT PULLER PLATE

Fig 7: Identifying Axle Shaft Puller And Axle Shaft Puller Plate

Courtesy of SUBARU OF AMERICA, INC.