10. CRANKCASE/CRANKSHAFT/KICK STARTER/TRANSMISSION K-PIPE 125 Measure the O.D. of the mainshaft and countershaft in the locations as shown. M4 M2 Service limit: M2, M4: 16.926mm C3, C4: 19.919mm C4 C3 Measure each transmission fork shaft hole I.D. Service Limit: 34.05mm replace if over Check the transmission fork shaft for bending or damage. Measure the transmission fork shaft O.D. Service Limit: 33.90mm replace if below TRANSMISSION FORK/DRUM INSPECTION Inspect each transmission fork for bending or damage. Measure each transmission fork claw thickness. Service Limit: 5mm replace if below 10-8