2006 Ski Doo REV Service Shop Manual, Page 50Get this manual
Section 02 TROUBLESHOOTING Subsection 03 (DRIVE AND BRAKE SYSTEMS)
SYMPTOM
FATIGUE CRACKS BETWEEN COGS
CONDITION
TESTINSPECTION
NORMAL USE 1Check drive belt conditionaBelt considerably worn, worn outReplacebDistortion of natural belt shape due to improper storageStore properly
SYMPTOM
TOOTH CHUNK OUT
CONDITION