2004 Arctic Cat ATVs factory service and repair manual, Page 290Get this manual
10Install the reverse idler gear assembly noting the positioning of the two washers, gear, bushing, and shaft 12Place the oil strainer into position; then secure with the two screws
11Install the front and rear secondary driven shaft assemblies into the left side of the crankcase making sure the bearing locating pins are facing upward and the bearing C-ring is fully seated in the crankcase