2001 Ski-Doo Factory Shop Manual Volume Three, Page 248Get this manual
Section 07 REAR SUSPENSION Subsection 04 (DRIVE AXLE)
CAUTION: The same sprocket must not be pressed twice on the axleIf synchronization is found to be defective, use new sprocket
ADJUSTMENT
SprocketTrack Alignment
CAUTION: Do not temper with sprockettrack alignment if frame or suspension is damagedSprockets might be repositioned to fit lugs without removing drive axleUse drive axle sprocket adjuster kit (PN 861 725 700)