1989 Ski-Doo Repair Manual, Page 479Get this manual
Sub-section 07
Section 06 SUSPENSION (HINGED SUSPENSION)
At the highest position, the weight is transferred to the track thus giving better traction to pull load
NOTE: When turning the external adjustment cam from one suspension, the internal one of the same suspension will automatically turn at the same time because they are linked together by cross shaftCAUTION: Always turn adjustment cam of the R.Hsuspension in counter clockwise direction and the one of the l.Hsuspension, clockwiseBoth suspension must always be set at the same elevation
Stopper strap
Reef p'vot
'"017001017
Adjustment cam