17+ Ski-Doo Summit 850 Gen4 Belt Drive

17+ Ski-Doo Summit 850 Gen4 Belt Drive


MVM’s Ski-Doo Mountain Sled Light Weight Belt Drive Performance Enhancment System……

Weight reduction of 4 lbs

Impressive throttle response in the low and mid range

No more broken chains or Chain cases


The MVM Motorsports Lightweight Belt Drive System for the 2016 Rev XM with T3 Package.  Our drive replaces the heavy stock chain drive with no modification to OEM parts. Installation takes approximately 1 hour. Kit includes Upper and Lower Pulleys, Belt, Idler and Covers.

Each pound of rotating mass is equal to 2 horsepower. You WILL notice huge gains in low and mid range power.

Each component is machined out of billet aluminum. Easy access adjustment with positive lock idler pulley with dual bearings. No more gear oil! No more broken chains and chain cases to repair in the back country!

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