1989 Ski-Doo Repair Manual, Page 437Get this manual
Section 05 SUSPENSION Sub-section 04 (SP SUSPENSION)
3,34, Adjuster ringadjuster cam
Position at the IOllVest position
48Front spring
To remove, undo stopper strap then raise rear of vehicle to release spring pressureTo installraise rear of vehicle enough to place block under front portion of suspensionWith stopper strap undone and springs in place, lower vehicle so front springs compressContinue until the stopper strap can be tied upRefer to stopper strap installation procedure for proper adjustment(TVPICAL)