2008 Arctic Cat ATVs factory service and repair manual, Page 264Get this manual
A CAUTION
Failure to align the oil ports will result in serious engine damage
11Move the washer in the shaft groove until the notches in the washer align with the tabs on the bushing; then slide the bushing up tight against the washer
12In order, install the reverse driven gear, washer, snap ring, and reverse dog onto the driveshaftCC228D