KWI UltraShift Pro R Billet Primary Clutch for Polaris RZR Pro R

The KWI UltraShift Pro R Billet Primary Clutch for Polaris RZR Pro R is a high-performance clutch upgrade engineered to deliver maximum durability, improved power transfer, and dramatically lower belt temperatures. Built from aerospace-grade billet materials and featuring KWI’s Groovix cooling technology, this clutch is designed to handle high heat, big horsepower, and aggressive riding without the belt failures commonly seen in factory clutch systems.

Developed specifically for the 2022+ Polaris RZR Pro R platform, the UltraShift Pro R solves common issues like blown belts, inconsistent engagement, and inefficient power delivery. Whether you're running a stock engine or a high-horsepower turbo or supercharged build, this clutch provides the reliability, cooling, and tuning flexibility needed to push your machine to the next level.

With adjustable weight and spring options, the UltraShift Pro R allows you to dial in your clutch calibration for your exact terrain, tire size, and power level.

Key Features

• Billet primary clutch upgrade for Polaris RZR Pro R
• Built from aerospace-grade materials for maximum durability
• Integrated KWI Groovix Cooling Technology
• Helps reduce belt temperatures
• Improves power transfer and throttle response
• Designed for high horsepower and aggressive riding
• Compatible with adjustable clutch weight and spring tuning
• Built to handle turbo and supercharged builds

Performance Benefits

Groovix Cooling Technology

The UltraShift Pro R features KWI’s patent-pending Groovix cooling system, designed to improve airflow around the clutch system.

Benefits include:

• Lower belt temperatures
• Reduced belt failures
• Improved clutch efficiency

Stronger Billet Construction

Unlike factory clutch components, the UltraShift Pro R is constructed from aerospace-grade billet materials that resist flex and wear under heavy loads.

This results in:

• Increased clutch durability
• Improved drivetrain reliability
• Consistent clutch performance

Fully Adjustable Clutch Tuning

The UltraShift system allows riders to fine-tune clutch performance using different weights and springs to match their machine setup.

Adjustable tuning factors include:

• Terrain type
• Tire size
• Horsepower level
• Riding style

What’s Included

• KWI UltraShift Pro R Billet Primary Clutch

Belt Selection (Sold Separately)

• Uses the OEM Polaris PRO R drive belt

Additional Spring & Weight Options (Sold Separately)

AOP-1 Adjustable Weights

Available as:

• Single
• Pair
• Set of 3 (recommended for turbo or supercharged builds depending on power level)

Primary Springs

Available engagement options:

• 1800 RPM
• 2800 RPM
• 3000 RPM

Secondary Spring Upgrade

Recommended for high-horsepower builds:

• Black / Blue secondary spring

Specialty Tools (Sold Separately)

The following tools may be required for installation or service:

• OEM Polaris PRO style clutch puller
• Voorhees Vise Holding Tool
• Base Holding Fixture

Fitment

Compatible with:

• 2022+ Polaris RZR Pro R
• 2022+ Polaris RZR Pro R 4

FAQ

What makes the UltraShift Pro R different from the stock clutch?

The UltraShift Pro R uses billet construction and Groovix cooling technology, providing improved durability, cooling, and power transfer compared to the factory clutch.

Will this clutch reduce belt failures?

Yes. The improved airflow and stronger clutch design help lower belt temperatures and reduce belt failure risk.

Can the clutch be tuned for different setups?

Yes. Adjustable weights and multiple spring options allow you to dial in clutch performance based on power level and riding conditions.

Is this clutch suitable for turbo builds?

Yes. The UltraShift Pro R is designed to handle high-horsepower applications, including turbo and supercharged setups.

Upgrade Your Pro R Clutch System

Push your machine harder with the KWI UltraShift Pro R Billet Primary Clutch. Order today from Dunes 2 Dezert SXS and experience cooler belts, stronger power delivery, and unmatched clutch durability.