Rear Hub Unit Bearing: Removal

2014 Subaru Legacy 2.5i, Automatic CVT TransSECTION 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 bearing.
    1. Lift the crimped section of axle nut.
    2. Remove the axle nut using a socket wrench while depressing the brake pedal.
      Fig 1: Removing Axle Nut Using Socket Wrench
      G07914082Courtesy of SUBARU OF AMERICA, INC.
  3. Remove the rear disc brake caliper from the rear axle housing.
    1. Remove the bolt from the brake hose bracket.
    2. Remove the mounting bolts, and then remove the rear disc brake caliper.
      Fig 2: Locating Rear Disc Brake Caliper Mounting Bolts
      G08583379Courtesy of SUBARU OF AMERICA, INC.
    3. Prepare wiring harnesses etc. to be discarded, and suspend the rear disc brake caliper from the shock absorber with the harnesses.
      Fig 3: Identifying Rear Disc Brake Caliper Suspended From Shock Absorber
      G08583380Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the rear disc rotor.
    NOTE: If it is difficult to remove the disc rotor, perform the following two methods in order.
    1. Remove the adjusting hole cover (A), insert the flat tip screwdriver, and rotate the adjusting screw until the brake shoe moves far enough to remove the disc rotor.
      Fig 4: Rotating Adjusting Screw Using Flat Tip Screwdriver
      G08583381Courtesy of SUBARU OF AMERICA, INC.
    2. When the disc rotor is difficult to be removed from the rear hub unit bearing, screw in 8 mm (0.31 in) bolt to the threaded part of the disc rotor (A), and remove the disc rotor.
      Fig 5: Identifying Disc Rotor With Bolt
      G08583382Courtesy of SUBARU OF AMERICA, INC.
  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.
      Fig 6: Identifying Magnetic Encoder And Rear Hub Unit Bearing
      G08583383Courtesy of SUBARU OF AMERICA, INC.
    1. Remove the bolt from the rear axle housing.
      Fig 7: Locating Rear Axle Housing Bolts
      G07914119Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the rear hub unit bearing.
      Fig 8: Removing Rear Hub Unit Bearing
      G05032629Courtesy of SUBARU OF AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.