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Home >> Subaru >> 2016 >> WRX Premium, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Manual Transaxle & Differential (TY85) (WRX-STI)) >> Driven Gear Assembly >> Adjustment

Driven Gear Assembly: Adjustment

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  1. Measure the length "H" from the transmission case and transfer bearing holder mating surface, to the end face of the ball bearing.
    Fig 1: Measuring Length H From Transmission Case And Transfer Bearing Holder Mating Surface
    G10294217Courtesy of SUBARU OF AMERICA, INC.
  2. Using the following calculation, calculate the thickness of the driven gear assembly adjusting washer.

    T = H - {5.8±0.05 mm (0.23±0.002 in)} - {0.1 - 0.3 mm (0.0039 - 0.0118 in)}

    T Adjusting washer thickness
    H Length from the transmission case and transfer bearing holder mating surface to the end face of the ball bearing
    5.8±0.05 mm (0.23±0.002 in) Collar thickness
    0.1 - 0.3 mm (0.0039 - 0.0118 in) Driven gear assembly axial direction backlash standard
  3. Select 0 to 3 adjusting washers from the following table, and adjust to the backlash that is closest to the standard value.

    Driven gear assembly axial direction backlash standard: 

    0.1 - 0.3 mm (0.0039 - 0.0118 in) 

    Adjusting washer
    Part No. Thickness T mm (in)
    803072030 0.15 (0.0059)
    803072031 0.30(0.0118)
    803072032 0.45 (0.0177)
    803072033 0.60 (0.0236)