1999 Ski-Doo Factory Shop Manual Volume Two, Page 308Get this manual
Section 07 REAR SUSPENSION Subsection 02 (SC-10 SUSPENSIONS (ALL VERSIONS))
All Models Remove locking rings (spacers on fan cooled models) and top idler wheelsRemove springs
A03F0TA
RH SIDE SHOWN
Lift rear of vehicle and support it off the groundLoosen track tension
Unscrew rear arm top axle from chassisNOTE: To prevent axle from turning when unscrewing screws assembled with threadlocker, proceed as follows: Knock on screw head andor heat to break threadlocker bond Loosen one screw then retighten Remove the opposite screw Remove the first oneUnscrew center idler wheel axle from tunnel then removeLift rear of vehicle at least (3 ft)