2000 Polaris Indy 500 / 600 snowmobile service manual, Page 322Get this manual
BRAKESFINAL DRIVE SprocketChain Combinations SprocketChain Combinations7.05 Center Distance Chain Case Acceptable gearingchain combinations are listed below for the 7.05 (center distance) chaincaseRefer to Specifications section of chapter for chaincase center distance by modelCombinations listed as "not recommended" should not be installedRefer to page 8.4 for 58 (center distance) chaincase gearingchain recommendationsUpper Sprocket (# of Teeth) 16 16 16 16 16 17 17 17 17 17 18 18 18 18 18 19 19 19 19 19 20 20 20 20 20 21 21 21 21 21 22 22 22 22 22 23 23 23 23 23 24 24 24 25 25 25
Lower Sprocket (# of Teeth)