Impreza WRX STI F4-2.5L Turbo (2008)
8) Remove the front hub unit bearing. If it is hard to remove, use the ST.
ST1 926470000 AXLE SHAFT PULLER
ST2 28099PA110 AXLE SHAFT PULLER PLATE
INSTALLATION
1) Place the disc cover between housing and front hub unit, and tighten the four bolts.
Tightening torque: 65 N-m (6.6 kgf-m, 47.9 ft-lb)
2) Install the front drive shaft.
3) Tighten the axle nut temporarily.
4) Install the disc rotor to hub.
5) Install the disc brake caliper on the housing.
Tightening torque: 155 N-m (15.8 kgf-m, 114.3 ft-lb)
6) While depressing the brake pedal, tighten a new axle nut to the specified torque and lock it securely.
Tightening torque: 220 N-m (22.4 kgf-m, 162 ft-lb)
CAUTION:
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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.
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Do not overtighten the nuts as this may damage the axle bearing.
7) After tightening the axle nut, lock it securely.
