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Home >> Subaru >> 2022 >> BRZ Premium, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System >> Rear Planetary Gear >> Disassembly

Rear Planetary Gear: Disassembly

  1. Remove the front thrust bearing race, thrust needle roller bearing, and rear thrust bearing race.
    G16526038Courtesy of SUBARU OF AMERICA, INC.
    (A) Front thrust bearing race
    (B) Thrust needle roller bearing
    (C) Rear planetary gear
    (D) Rear thrust bearing race
  2. Check the rear planetary gear.
    1. Measure the pinion gear thrust clearance "C" using a thickness gauge.

      Specification: 

      0.2 - 0.6 mm (0.01 - 0.02 in)

      G16526039Courtesy of SUBARU OF AMERICA, INC.
    2. Using a caliper gauge, measure the rear planetary gear inner diameter.

      Specification: 

      18.025 mm (0.7096 in)

      G16526040Courtesy of SUBARU OF AMERICA, INC.
    3. If the thrust clearance or the inner diameter exceeds the specification, replace with a new rear planetary gear.