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Home >> Subaru >> 2015 >> WRX Limited, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Manual Transaxle & Differential (TY85) (STI)) >> Driven Gear Assembly >> Adjustment

Driven Gear Assembly: Adjustment

WARNING: This page is about a different variant/trim than selected.
  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 From Transmission Case And Transfer Bearing Holder Mating Surface
    G10269153Courtesy 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)