10. FINAL REDUCTION/ TRANSMISSION SYSTEM ATV 150/125 Transmission Fork Install the shift cam into the left crankcase. Install the transmission fork to the main shaft gear and install the transmission fork guide pin into the shift cam groove. Shift cam Install the transmission fork shaft into the left crankcase. Transmission Fork Shaft Install the change gear shaft by aligning the punch mark between with the punch mark of the shift cam gear. Mark Plug Install shift cam stopper, spring, washer and plug and tighten the plug. 10-9