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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Manual Transmission - Y4A/Y4M) >> Repair Instructions - Off Vehicle >> Counter Gear Shaft Assemble

Counter Gear Shaft Assemble

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Special Tools

For equivalent regional tools, refer to Special Tools .

  1. GM2308625Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Coat the inner parts of the gear, the bearing and the oil seal with gear fluid.

    Install the 1st gear spacer (1).

  2. Install the 1st gear bearing (2).
  3. Install the 1st gear (3).
  4. Install the 1st gear synchronizer ring (4).
  5. GM2308627Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Make sure that the key units is properly seated into the key groove of sleeve and hub.

    Install the hub (2) to the 1st-2nd gear synchronizer sleeve (1).

  6. Install the key units (3) into the key groove of the hub and sleeve.
  7. GM3970976Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Match the key groove of hub to the 1st gear synchronizer ring lug.

    Install the 1st-2nd gear synchronizer hub assembly (2) into the counter shaft using the DT-49081  gear, bearing installer (1), and a press.

  8. GM2308380Courtesy of GENERAL MOTORS COMPANY

    Install the 1st-2nd gear synchronizer circlip (2).

  9. NOTE:

    Match the 2nd synchronizer ring lug to the key groove of hub.

  10. Install the 2nd synchronizer ring (1).
  11. GM2308632Courtesy of GENERAL MOTORS COMPANY

    Install the 2nd gear bearing (1).

  12. Install the 2nd gear (2).
  13. GM3970977Courtesy of GENERAL MOTORS COMPANY

    Insert the 3rd gear and the 3rd-4th gear spacer into the counter shaft.

  14. Install the 3rd-4th gear spacer (2) and the 3rd gear (3) using the DT-49079  gear, bearing installer (1) and a press.
  15. GM3970978Courtesy of GENERAL MOTORS COMPANY

    Install the 4th gear (2) to the counter shaft using the DT-49080  gear, bearing installer (1) and a press.

  16. GM3970980Courtesy of GENERAL MOTORS COMPANY

    Install the left side bearing (2) onto the countershaft using the DT-49080  gear, bearing installer (1) and a press.

  17. GM2308638Courtesy of GENERAL MOTORS COMPANY

    Install the countershaft right side bearing.

  18. Install the gear unit. Refer to Transmission Assemble .