Rear Hub Unit Bearing: Installation

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 encoder.
  
  Fig 1: Identifying Magnetic Encoder And Rear Hub Unit Bearing
  Courtesy of SUBARU OF AMERICA, INC.
Tighten the four bolts.
Tightening torque:

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

Fig 2: Locating Rear Arm Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the axle nut.
Draw the rear drive shaft into specified position.
Tighten the new axle nut temporarily.
Install the disc rotor to hub.
Install the disc brake caliper on the back plate.
Tightening torque:

66 N.m (6.7 kgf-m, 48.7 ft-lb)

Fig 3: Installing Disc Brake Caliper
Courtesy of SUBARU OF AMERICA, INC.
Install the rear ABS wheel speed sensor and brake cable bracket.

Fig 4: Locating Rear ABS Wheel Speed Sensor
Courtesy of SUBARU OF AMERICA, INC.
Adjust the parking brake lever stroke by turning the adjuster. Refer to ADJUSTMENT , Parking Brake Lever.
While applying the parking brake and depressing the brake pedal, tighten a new axle nut to the specified torque and lock it securely.
Tightening torque:

240 N.m (24.5 kgf-m, 177 ft-lb)
CAUTION:
- Install the wheel after installation of 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 the wheel bearing.
After tightening the axle nut, lock it securely.

Fig 5: Locking Axle Nut
Courtesy of SUBARU OF AMERICA, INC.
Install the wheel and tighten the wheel nuts to specified torque.
Tightening torque:

120 N.m (12.2 kgf-m, 88.5 ft-lb)