EPI Performance High Elev. Sport Utility Clutch Kit for 2015 Polaris RZR 1000 XP – RZR 4 1000 – Stock Tires – WE437246

EPI High Elevation Sport Utility Clutch Kit for 2015 Polaris RZR XP 1000 / RZR XP 4 1000 – WE437246

Upgrade your 2015 Polaris RZR XP 1000 or RZR XP 4 1000 with the EPI Performance High Elevation Sport Utility Clutch Kit. Specifically engineered for machines running stock tires at elevations between 3,000–6,000 feet, this precision CVT tuning kit restores lost performance caused by thinner mountain air while improving throttle response and torque delivery.

At higher elevations, reduced air density lowers engine output and can cause sluggish acceleration. This EPI clutch kit recalibrates clutch engagement and backshift characteristics to maintain optimal RPM under load, delivering stronger low-end power and smoother midrange acceleration across varying terrain.

Key Features

• Designed for Stock Tires – Direct-fit clutch tuning for factory tire size.
• High Elevation Calibration (3,000–6,000 ft) – Optimized for mountain performance.
• Best All-Around Use Kit – Balanced setup for recreation and work applications.
• Improved Low-End Acceleration – Stronger takeoff power at altitude.
• Enhanced Midrange Performance – Better throttle response through the power band.
• Quicker Backshift – Crisp throttle engagement during terrain changes.
• Reduced Belt Slip – Minimizes clutch heat and extends belt life.
• Improved Torque Transfer Efficiency – Maintains proper RPM under load.

Technical Specifications

• Brand: EPI Performance
• Part Number: WE437246
• Vehicle Fitment: 2015 Polaris RZR XP 1000 / RZR XP 4 1000
• Elevation Range: 3,000–6,000 feet
• Tire Compatibility: Stock tires
• Application Type: Sport utility / mixed terrain use
• Note: Clutch kit components may vary from photo

Ideal Applications

• Mountain trail riding
• Occasional mud riding
• Light sand riding
• Snow plowing
• Hauling and work-related tasks

Why Upgrade for High Elevation Riding?

Operating at 3,000 feet and above reduces engine horsepower, which can negatively impact acceleration and overall drivability. The EPI WE437246 Sport Utility Clutch Kit recalibrates your CVT system to compensate for altitude-related power loss, improving responsiveness and torque transfer efficiency.

Whether you’re riding mountain trails or putting your RZR to work, this high-elevation clutch upgrade delivers stronger acceleration, smoother engagement, reduced belt temperatures, and improved long-term reliability.