2006 Arctic Cat ATVs factory service and repair manual, Page 294Get this manual
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 10Place washer on the driveshaft, the countershaft, and the driven shaft
9Place the idle gear spacer and idle gear onto the countershaft