2007 Arctic Cat ATVs factory service and repair manual, Page 94Get this manual
4Place the bearing C-ring into position in the crankcase; then install the front shaft and rear shaft assemblies 7Place each of the four shift forks into its respective gear or dog as noted during disassembling; then install the gear shift cam
The bearing pins must be positioned into the crankcase
5Simultaneously, install the driveshaft and countershaft assemblies making sure the washer is on the countershaft
8Engage the four forks to the gear shift cam; then install the reverse shift cam and spacer