KWI Clutching Polaris RZR UltraShift

KWI Clutching Polaris RZR UltraShift

KWI set out on a goal to fully redefine the CVT drive system and eliminate belt failures for good, we called this project ultra shift. After years of relentless engineering and exhaustive field tests, we are proud to bring you the first Major step toward that complete vision- the ultra shift 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, ultra shift 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 ultra shift is that clutch. Bid farewell to belt slip, lost horsepower, poor cooling and short-lived belts; Ultra shift is what you’ve been waiting for.

Specifically engineered for you, the ultra shift optimizes vehicle specific airflow and cooling efficiency and is compatible with 2020+ RZR Pro XP’s, 2022+ RZR Pro r’s, 2016+ RZR XP turbo’s, and 2017+ can-am X3’s. 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 ultra shift has got you covered.

Highlights:

Unbeatable Durability With Light Weight: Made with ultra-high-strength aerospace materials, this clutch is built to withstand the most extreme conditions. The use of quality materials allows us to build a much stronger clutch that is 1-2 pounds lighter than OEM clutches and can take all the HP you can throw at it.

Revolutionary Cooling Technology: The ultra shift was designed to enhance your specific vehicles clutch cooling capability with a design specifically manufactured to fit your make and model and is not a generic one size fits all product. The ultra shift features our proprietary groovix cooling technology, complemented by a longer belt for cooler core belt temperatures and extended belt life. Reject the limitations of generic systems with add on cooling band aids. Ultra shift is engineered to fit your vehicle like a glove, fine-tuning airflow and cooling for peak performance.

Unrivaled Versatility: The ability to use 3, 4, or 6 cam arms so you can tune to your power level from stock to 700+HP, the ultra shift can take it. This empowers you to customize cam arm settings based on your unique requirements—terrain, tire size, horsepower, and altitude. Designed using the KWI aop-1 clutch weights however it Will accept most p-drive style cam arms on the market if you want to experiment.

KWI currently has two high engagement springs available for 2300 or 2900 RPM engagement. The ultra shift incorporates a large spring pocket that fits springs from Many manufacturers so you can custom tune how you want. (Higher engagement weights (5000+ RPM) Are currently being finalized and Will be available Soon).

KWI provides comprehensive installation instructions with tuning charts to help you dial in the performance for your specific tune, terrain, tire size or riding elevation.

Kit Includes:

• Set of 3 KWI aop-1 weights
• Standard low engagement spring.
• High strength ARP stud, nut, washer and lubricant.
• Crankshaft thread cleaning brush

Fitment:

• 2016+ RZR XP Turbo / XP4 Turbo
• 2016+ RZR XP Turbo S / XP4 Turbo S
• 2020+ RZR Pro XP / Pro XP4
• 2021+ RZR Turbo S / Turbo S4
• 2022+ RZR Turbo R / Turbo R4

Belt Selection:

• Can-Am X3 and RZR Pro/XPT use a longer belt that is commercially available from Many manufacturers.
• BRP – 417300189
• Gates – 49r4313
• Ulti-Max - USX804
• Dayco – XTX5041

Clutch Puller Selection:

• RZR Pro/XPT and pro r uses the OEM Polaris pro style clutch puller.