1. Measure the clearance between the countershaft and 1st gear.
Standard: 0.03-0.10 mm (0.001-0.004 in) Service Limit: 0.22 mm (0.009 in)
2. If the clearance is more than the service limit, measure the thickness of 1st gear.
Standard: 30.41-30.44 mm (1.197-1.198 in) Service Limit: 30.36 mm (1.195 in)
3. Measure the clearance between 2nd and 3rd gears.
Standard: 0.03-0.11 mm (0.001-0.004 in) Service Limit: 0.23 mm (0.009 in)
4. If the clearance is more than the service limit, measure the thickness of the spacer collar.
Standard: 32.03-32.06 mm (1.261-1.262 in) Service Limit: 32.01 mm (1.260 in)
5. If the thickness is less than the service limit, replace the spacer collar with a new one. If the thickness is within the service limit, measure the thickness of 2nd gear.
Standard: 31.92-31.97 mm (1.257-1.259 in) Service Limit: 31.85 mm (1.254 in)