2006 Ski Doo REV Service Shop Manual, Page 376Get this manual
Section 08 DRIVE SYSTEM Subsection 07 (DRIVE AXLE)
REMOVAL
Remove battery (if so equipped) to gain access, refer to CHARGING sectionDrain oil from chaincaseRemove chaincase coverRelease drive chain tension
A33D17A
1Circlip
A32D0YA
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 no5 toward the right sideDrive axle bearing in chaincase will fall off
Raise and block rear of vehicle off the groundRemove suspensionRefer to proper subsectionOn some models, track can be held in tunnel using rod in place of center idler wheel axle