Synchronizer Ring

Check the clutch gear teeth for damage.
Check the internal surface for damage, wear and broken threads.

Fig 1: Inspecting Synchronizer Ring
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
Force the synchronizer ring toward the clutch gear and check clearance "A." If "A" is less than the limit, replace.
- Minimum limit: 0.5 mm (0.020 inch)
Fig 2: Checking Clearance Between Synchronizer Ring And Clutch Gear
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.