2008 Subaru Outback Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Front Hub Unit Bearing: Installation

WARNING: This page is about a different car, the 2006 Subaru Outback and 2006 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
  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)Β 

    Fig 1: Tightening Housing
    G03832742Courtesy of SUBARU OF AMERICA, INC.
  2. Install the front drive shaft. < Ref. to , INSTALLATIONΒ , Front Drive Shaft. >
  3. Tighten the axle nut temporarily.
  4. Install the disc rotor on hub.
  5. Install the disc brake caliper on the housing.

    Tightening torque: 78 N.m (8.0 kgf-m, 57.9 ft-lb)Β 

  6. While depressing the brake pedal, tighten a new axle nut (olive color) to specified torque and lock it securely.

    Tightening torque: 220 N.m (22.4 kgf-m, 162 ft-lb)Β 

    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.
  7. After tightening the axle nut, lock it securely.
    Fig 2: Locking Axle Nut
    G03832743Courtesy of SUBARU OF AMERICA, INC.
  8. Install the wheel and tighten the wheel nuts to specified torque.

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

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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.