2007 Arctic Cat Four-Stroke Factory Service Manual, Page 495Get this manual
BUsing suitable press, press the bearing out the inside of the wheelCPress the new bearing (on its outer race) into the idler wheel ZJ266
3Carefully slide the shaft out from the slide rails and inner idler wheelNote the position of the spacers and washersMS006A
DInstall the snap ring making sure the "sharp side" is directed away from the bearing
CLEANING AND INSPECTING
! NOTE: Whenever part is worn excessively, cracked, or damaged in any way, replacement is necessaryMS007A