2004 Ski-Doo Racing Handbook, Page 206Get this manual
SECTION 05DRIVE SYSTEM
REMOVAL
Remove battery (if so equipped) to gain access, refer to BATTERY sectionDrain oil from chaincaseRemove chaincase coverRelease drive chain tension
A33D17A
1Circlip
A32D0OA
Apply parking brakeRemove chain and sprockets then circlip from right sideRelease drive axle sprocket from track and at the same time, push the drive axle no3 toward the right sideDrive axle bearing no1 in chaincase or gearbox will fall off