2008 Arctic Cat ATVs factory service and repair manual, Page 238Get this manual
7In turn on the driveshaft, install the #1 drive gear and washer; then secure with the snap ring CC059D
10Place washer on the driveshaft, the countershaft, and the driven shaft
8Place the select sliding dog gear and washer onto the driveshaft; then place the #2 drive gear onto the driveshaft making sure the bushing and washer follow on the driveshaft