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Counter Gear ASSY: Disassembly

WARNING: This page is about a different variant/trim than selected.
  1. Thrust clearance check
    1. Check the thrust clearances of the counter shaft 3rd gear and counter shaft 4th gear.
    G12588276Courtesy of SUBARU OF AMERICA, INC.
    STANDARD VALUE SPECIFICATION

    Gear Standard value mm {in} Limit mm {in}
    Counter shaft 3rd gear 0.10 to 0.35 {0.00394 to 0.0138} 0.35 {0.0138}
    Counter shaft 4th gear 0.10 to 0.35 {0.00394 to 0.0138} 0.35 {0.0138}
    NOTE: If the value exceeds the limit, adjust with the 4th inner race thrust washer.
    G12588277Courtesy of SUBARU OF AMERICA, INC.
  2. Radial clearance check
    1. Check the radial clearances of the counter shaft 3rd gear and counter shaft 4th gear.
    STANDARD VALUE SPECIFICATION

    Gear Standard value mm {in} Limit mm {in}
    Counter shaft 3rd gear 0.015 to 0.068 {0.000590 to 0.00268} 0.068 {0.00268}
    Counter shaft 4th gear 0.065 to 0.115 {0.002559 to 0.00453} 0.115 {0.00453}
    NOTE: If the value exceeds the limit, replace the corresponding gear and needle roller bearing or 4th gear bearing inner race with new ones as a set.
    G08555118Courtesy of SUBARU OF AMERICA, INC.
  3. Removal of counter gear front bearing
    1. Use the SST to remove the shaft snap ring.

      SST 499895400

      CAUTION: Verify the direction of the parts.
      G10215060Courtesy of SUBARU OF AMERICA, INC.
    2. Use the SST to remove the counter gear front bearing.

      SST 09950-00020, 899864100

    G08555120Courtesy of SUBARU OF AMERICA, INC.
  4. Removal of counter drive gear
    1. Use the SST to remove the shaft snap ring.

      SST 499895400

      G08555121Courtesy of SUBARU OF AMERICA, INC.
    2. Use the SST to remove the counter drive gear.

      SST 899714110, 899864100

    G08555122Courtesy of SUBARU OF AMERICA, INC.
  5. Removal of counter shaft 4th gear
    1. Use the SST to remove the shaft snap ring, then remove the 4th inner race thrust washer after removing the 4th washer retaining ring.

      SST 499895400

      CAUTION: Verify the direction of the parts.
      G12588283Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the 4th gear bearing inner race by turning it counterclockwise along the gear while prying with a flat tip screwdriver.
      G12588284Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the counter shaft 4th gear and synchronizer ring No. 1.
    G08555125Courtesy of SUBARU OF AMERICA, INC.
  6. Removal of counter shaft 3rd gear
    1. Use the SST to remove the transmission clutch hub No. 2, counter shaft 3rd gear, synchronizer ring set No. 3, and needle roller bearing.

      SST 899714110

      CAUTION: Verify the direction of the parts.
    G12588286Courtesy of SUBARU OF AMERICA, INC.
  7. Removal of transmission hub sleeve No. 2
    1. Remove the transmission hub sleeve No. 2, then remove the 3 synchromesh shifting keys No. 1, 3 synchromesh shifting key springs No. 1, and 3 balls from the transmission clutch hub No. 2.
      CAUTION:
      • Keep the synchromesh shifting keys No. 1, synchromesh shifting key springs No. 1, and balls from flying out using a cloth.
      • Be careful not to deform the synchromesh shifting key springs No. 1.
      • Verify the direction of the parts.
      NOTE: Perform the work without displacing the positions of the transmission clutch hub No. 2 and synchromesh shifting keys No. 1.
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