2021 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE

Drive Pinion: Assembly

  1. Install the plugs with new O-rings.
    NOTE: Apply CVTF to the O-rings.

    Tightening torque:Β 

    22 N.m (2.2 kgf-m, 16.2 ft-lb)

    G13950877Courtesy of SUBARU OF AMERICA, INC.
  2. Using the ST, install the oil seal on the front side and the oil seal on the rear side.
    NOTE:
    • Apply CVTF to the oil seal press-fitting surface.
    • Make sure to install in the right direction.

    Preparation tool:Β 

    ST: HOUSING BUSHING INSTALLER AND REMOVER (927720000)

    G13950878Courtesy of SUBARU OF AMERICA, INC.
  3. Press-fit a new taper roller bearing (front) outer race using the ST1, ST2 and a press.
    NOTE: Apply the differential gear oil to the press-fitting surface of the taper roller bearing (front) outer race.

    Preparation tool:Β 

    ST1: PRESS SNAP RING (28499TC010)

    ST2: INSTALLER (398177700)

    G13950879Courtesy of SUBARU OF AMERICA, INC.
  4. Press-fit a new taper roller bearing (rear) outer race using the ST and a press.
    NOTE: Apply the differential gear oil to the press-fitting surface of the taper roller bearing (rear) outer race.

    Preparation tool:Β 

    ST: INSTALLER (20099AE020)

    G13950880Courtesy of SUBARU OF AMERICA, INC.
Factory Service Tools

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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.