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Home >> Subaru >> 2005 >> Outback R >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Drivetrain System >> Rear Hub Unit Bearing >> Installation

Rear Hub Unit Bearing: Installation

  1. Aligning the hub unit bearing to the mounting hole of the back plate, install the hub unit assembly and back plate. Tighten the axle nut temporarily.
    CAUTION:
    • Be careful not to damage the magnetic encoder.
    • Do not get closer the tool which charged magnetism to magnetic encorder.
    Fig 1: Precautions For Operating Magnetic Encoder
    G03832753Courtesy of SUBARU OF AMERICA, INC.
    Fig 2: Locating Back Plate Bolts
    G03832754Courtesy of SUBARU OF AMERICA, INC.
  2. Tighten the four bolts to the back plate.

    Tightening torque: 65 N.m (6.6 kgf-m, 47.9 ft-lb) 

  3. Fig 3: Locating Back Plate Bolts
    G03832755Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the axle nut.
  5. Draw the rear drive shaft into specified position.
  6. Tighten the new axle nut temporarily.
    CAUTION: Use a new axle nut (olive color).
  7. Install the disc rotor on hub.
  8. Install the disc brake caliper on back plate.

    Tightening torque: 52 N.m (5.3 kgf-m, 38.3 ft-lb) 

    Fig 4: Locating Disc Brake Caliper On Back Plate
    G03832756Courtesy of SUBARU OF AMERICA, INC.
  9. Install the rear ABS wheel speed sensor and brake cable bracket.
    Fig 5: Locating Rear ABS Wheel Speed Sensor And Brake Cable Bracket Bolts
    G03832757Courtesy of SUBARU OF AMERICA, INC.
  10. Adjust the parking brake lever stroke by turning adjuster. < Ref. to ADJUSTMENT , Parking Brake Lever. >
  11. While applying the parking brake and depressing the brake pedal, tighten a new axle nut (olive color) to the specified torque and lock it securely.

    Tightening torque: 190 N.m (19.4 kgf-m, 140 ft-lb) 

    CAUTION:
    • Install the wheel after installation of the axle nut. Failure to follow this rule may damage the wheel bearing.
    • Be sure to tighten the axle nut to specified torque. Do not overtighten it as this may damage wheel bearing.
  12. After tightening the axle nut, lock it securely.
    Fig 6: Locking Axle Nut
    G03832758Courtesy of SUBARU OF AMERICA, INC.
  13. Install the wheel and tighten the wheel nuts to specified torque.

    Tightening torque: 90 N.m (9.2 kgf-m, 66 ft-lb)