Rear Hub Unit Bearing: Removal

WARNING: This page is about a different car, the 2011 Subaru Tribeca. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the ground cable from battery.
Lift up the vehicle, and then remove the rear wheels.
Lift the crimped section of axle nut.

Fig 1: Lifting Crimped Section Of Axle Nut
Courtesy of SUBARU OF AMERICA, INC.
Remove the axle nut using a socket wrench while depressing the brake pedal.
CAUTION: Remove the wheel before loosening the axle nut. Failure to follow this rule may damage the wheel bearings.
Release the parking brake.
Remove the disc brake caliper from the rear housing, and suspend it from the vehicle using a piece of rope.

Fig 2: Identifying Rear Housing Disc Brake Caliper
Courtesy of SUBARU OF AMERICA, INC.
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 an 8 mm bolt into the threaded end of rotor, and then remove the rotor.
Remove the four bolts from rear arm.

Fig 3: Locating Rear Arm Bolts
Courtesy of SUBARU OF AMERICA, INC.
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 4: Identifying Magnetic Encoder And Rear Hub Unit Bearing
  Courtesy of SUBARU OF AMERICA, INC.
  
  Fig 5: Removing Hub Unit Bearing
  Courtesy of SUBARU OF AMERICA, INC.
NOTE: If it is hard to remove, use the ST.

ST1 926470000 AXLE SHAFT PULLER

ST2 28099PA110 AXLE SHAFT PULLER PLATE

Fig 6: Identifying ST1 926470000 And ST2 28099PA110
Courtesy of SUBARU OF AMERICA, INC.