Input Shaft Inspection

Check clearance "a" between synchronizer ring and gear, key slot width "b" in synchronizer ring and each chamfered tooth of gear and synchronizer ring and replace with new one, if necessary. Also, check gear tooth.

Clearance "a" between synchronizer ring and gear (input shaft) 

1. Standard:  1.0 - 2.0 mm (0.039 - 0.079 in.)
2. Limit:  0.8 mm (0.031 in.)

Key slot width "b" (Input shaft) 

1. Standard:  10.0 - 10.2 mm (0.394 - 0.402 in.)
2. Limit:  10.45 mm (0.411 in.)

Fig 1: Checking Clearance Between Synchronizer Ring & Gear

Courtesy of SUZUKI OF AMERICA CORP.