UltraShift Polaris RZR Pro R Clutch

Introducing the KWI UltraShift—your ultimate weapon for reducing belt failures, regaining lost horsepower, and preventing overheated drive belts. 

KWI set out on a goal to fully redefine the CVT drive system and eliminate belt failures for good. We called this project UltraShift. After years of relentless engineering and exhaustive field tests, we are proud to bring you the first major step toward that complete vision - the UltraShift Billet Primary Clutch. Your passport to unmatched off-road power and belt grip. This state-of-the-art billet clutch is a new level of durability, efficiency, and versatility, setting a new standard in off-road performance. Developed through meticulous engineering, rigorous testing, and zero compromises, UltraShift isn't just another clutch—it's a game-changer.

If you're embarking on a thrilling journey through rugged terrain that demands a clutch system that can keep up, the UltraShift is that clutch. Bid farewell to belt slip, lost horsepower, poor cooling, and short-lived belts; UltraShift is what you've been waiting for.

Specifically engineered for you, the UltraShift optimizes vehicle-specific airflow and cooling efficiency. Built with high-strength aerospace materials and featuring our unique Groovix cooling technology. If you're looking to push the limits in rugged terrains, the KWI UltraShift has got you covered.

• Set of 3 KWI AOP-1 Weights.
• Standard 2200 RPM engagement Primary spring & black/orange Secondary spring for naturally aspirated applications
• High strength arp stud, nut, washer and lubricant.
• Crankshaft thread cleaning brush