2017-2022 SKI-DOO G4 BELT DRIVE

***850T COMPATIABLE The Belt Drive for Ski-Doo G4 models 2017-22 allows for easy installation and change from heavy stock chain drive to belt drive system.  Cover comes with new speed sensor pre installed. Manufactured in the USA!! Available in multiple gear ratios allowing for maximized power and easy adjustment. Reduces over 4.5 lbs of weight and 3 lbs of rotating mass. Speed sensor installed. Recommended gear ratios: 3.0 154 = 26T 3.0 165 = 25T Gear ratio calculation = Bottom Gear / Top Gear or  63/25 = 2.52. ***INCLUDES SHOT HARNESS EXTENSION…allows users to relocate SHOT to alternate location. ****for 2017-2019 sleds some modification to the stock running boards is required for proper fitment.