STM Inner Primary Sheave / ProR Category_Default Category/SLED/Arctic Cat/M\/XF 800 - '07-09 Whats Included:

Whats Included:

this kit replaces fragile factory plastic intake piping and cracking rubber connections with ultra-durable

Take control of your ride with the Power Commander V fuel tuner — built to give your snowmobile more horsepower to the ground (wheel horsepower)

This kit will fit Polaris ProR and TurboR

BMP Custom High Performance Cams by Brain Crower

STM Inner Primary Sheave / ProR Category_Default Category/SLED/Arctic Cat/M\/XF 800 - '07-09 Whats Included:Replacement fixed sheave for the stock Pro R (4 Cylinder Models) Fixed sheave and post only Made from all billet components. No need to send in components from your stock primary. This is a drop in replacement for the OEM Primary clutch