2008 Arctic Cat 366 ATV Service Manual, Page 70Get this manual
9Install the input driveshaft KC325
7Align the inner shift fork with the gear cluster and with the inner washer in place, install the gear cluster and inner shift forkWhile holding the gear cluster in place, install the washer, gear, and snap ring
10Install the washer, spacer, sleeve, and reverse idler gear
MD1357 MD1032