1989 Ski-Doo Repair Manual, Page 542Get this manual
Section 06 STEERINGSKIS Sub-section 02 (SKI SYSTEM)
SHOCK ABSOBER SERVIC ING
Spring replacement
Ski leg must be removed from vehicle to get access to front suspension springNo spring compressor is needed for servicing
Shock absorber servicing
Secure the shock absorber body end in vise