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Differential Case ASSY

  1. Install the differential bevel gear and differential bevel pinion together with washer, and insert the pinion shaft.
    NOTE: Face the chamfered side of washer toward gear.
    Fig 1: Installing Differential Bevel Gear And Differential Bevel Pinion
    G07915226Courtesy of SUBARU OF AMERICA, INC.
  2. Measure the backlash between the differential bevel gear and differential bevel pinion. If backlash is not within specified value, install a suitable washer to adjust. Refer to BEVEL PINION GEAR BACKLASH  .
    NOTE: Be sure the pinion gear teeth contacts adjacent gear teeth during measurement.

    Standard backlash 

    0.13 - 0.18 mm (0.0051 - 0.0071 in) 

    ST1 498247001 MAGNET BASE

    ST2 498247100 DIAL GAUGE

    Fig 2: Measuring Backlash Between Differential Bevel Gear And Differential Bevel Pinion
    G05003114Courtesy of SUBARU OF AMERICA, INC.
  3. Align the pinion shaft and differential case with each hole, and drive the straight pin into the holes from the hypoid driven gear using the ST.
    NOTE: Use a new straight pin.

    ST 899904100 REMOVER

    Fig 3: Aligning Pinion Shaft And Differential Case With Each Hole
    G07915228Courtesy of SUBARU OF AMERICA, INC.
  4. Install the roller bearing to differential case.
    CAUTION: Do not apply a load in excess of 10 kN (1 ton, 1.1 US ton, 1.0 Imp ton).
    NOTE: Be careful because the roller bearing outer races are used as a set.

    ST1 499277100 BUSHING 1-2 INSTALLER

    ST2 398497701 ADAPTER

    Fig 4: Installing Roller Bearing To Differential Case
    G07915229Courtesy of SUBARU OF AMERICA, INC.
  5. Install the hypoid driven gear to the differential case using twelve bolts.

    Tightening torque: 

    T: 62 N.m (6.3 kgf-m, 45.7 ft-lb) 

    Fig 5: Installing Hypoid Driven Gear To Differential Case
    G07915230Courtesy of SUBARU OF AMERICA, INC.