Input Shaft Assemble

Special Tools

• DT-46496  Gear, Bearing Installer
• DT-49080  Gear, Bearing Installer

For equivalent regional tools, refer to Special Tools .

1. Courtesy of GENERAL MOTORS COMPANY

   NOTE:

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

   Install the 3rd gear bearing (2).

2. Install the 3rd gear and synchronizer ring (1).

3. Courtesy of GENERAL MOTORS COMPANY

   Install the 3rd-4th synchronizer hub (2) to the sleeve (1).

NOTE:

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

4. Install the key units (3) into the key groove of the hub and sleeve.

5. Courtesy of GENERAL MOTORS COMPANY

   NOTE:

   • Position the longer flange of hub toward the third gear and match the key groove of hub to the synchronizer ring lug.
   • When installing gear, bearing and hub assembly, install them slowly using the DT-46496  gear, bearing installer (1) and a press. If overpressed, the gear teeth may be damaged.

   Insert the 3rd-4th hub assembly (2) into the input shaft.

6. Install the 3rd-4th hub assembly using the DT-46496  gear, bearing installer (1) and a press.

7. Courtesy of GENERAL MOTORS COMPANY

   Install the 3rd-4th synchronizer circlip (2).

NOTE:

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

8. Install the 4th synchronizer ring (1).

9. Courtesy of GENERAL MOTORS COMPANY

   Install the input shaft 4th gear bearing (2) and 4th gear (1).

10. Courtesy of GENERAL MOTORS COMPANY

    Install the input shaft left side bearing (1) using the DT-49080  gear, bearing installer (3), and a press.

11. Install the 5th gear spacer (2) using the DT-49080  gear, bearing installer (3), and a press.

12. Courtesy of GENERAL MOTORS COMPANY

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

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