We are proud to offer our new Pro-Shift Torsion Overdrive Clutch Kits for the Ski Doo H4 Summit and Backcountry models for HIGH elevation! These kits really work amazing!
We have clutch kits like no other!! Utilizing our overdrive helix and torsion spring design, and our Pro-Mag weights.
This kit has killer throttle response, awesome acceleration, and great top speed gains!
Manufacturer: Black Diamond Xtreme/Speed Shop Inc