Rear Hub Unit Bearing: Installation

Aligning with the mounting hole of the rear brake back plate, temporarily tighten the rear hub unit bearing to the rear housing.
CAUTION:
- Be careful not to damage the magnetic encoder.
- Do not get closer the tool which charged magnetism to magnetic encoder.
  
  Fig 1: Front Hub Unit Bearing And Magnetic Encoder
  Courtesy of SUBARU OF AMERICA, INC.
Tighten the four bolts of the rear housing.

Fig 2: Bolts Of Rear Housing
Courtesy of SUBARU OF AMERICA, INC.

Tightening torque:

65 N.m (6.63 kgf-m, 47.9 ft-lb)
Tighten the new axle nut temporarily.
CAUTION: Use new axle nuts.
Install the rear disc rotor.
Install the disc brake caliper on the rear housing.
Tightening torque:

66 N.m (6.73 kgf-m, 48.7 ft-lb)
Install the brake hose bracket and rear ABS wheel speed sensor.
Tightening torque:

Brake hose bracket

33 N.m (3.36 kgf-m, 24.3 ft-lb)

Rear ABS wheel speed sensor

7.5 N.m (0.76 kgf-m, 5.5 ft-lb)
While pressing the brake pedal, tighten the new axle nuts to the specified torque.
CAUTION:
- Do not install wheel and let it touch the ground before tightening the axle nut. Failure to follow this rule may damage the axle bearing.
- Do not overtighten the nuts as this may damage the axle bearing.
Tightening torque:

190 N.m (19.37 kgf-m, 140.1 ft-lb)
After tightening the axle nut, lock it securely.

Fig 3: Locking Axle Nut
Courtesy of SUBARU OF AMERICA, INC.
Install the rear wheels.
Tightening torque:

100 N.m (10.20 kgf-m, 73.8 ft-lb)