Polaris Sportsman 850 Clutch Kit for 27–28 Inch Tires – Low Elevation Upgrade
Upgrade your ATV’s performance with the EPI Performance Sport Utility Clutch Kit (WE437389), designed for the 2016 Polaris Sportsman 850 and Sportsman 850 SP. Engineered for low elevation riding (0–3000 feet) and optimized for 27–28 inch tires, this clutch kit restores lost power and responsiveness caused by oversized tire setups.
Whether you’re navigating trails, tackling mud and sand, or performing demanding tasks like plowing and hauling, this kit delivers improved acceleration, smoother engagement, and enhanced throttle response across all conditions.
Key Features
- Designed for 27–28″ Tires: Compensates for power loss and sluggish response from oversized tires.
- Low Elevation Optimization: Tuned for 0–3000 ft for maximum engine performance.
- Improved Acceleration: Enhances low-end torque and midrange power delivery.
- Quick Backshift: Provides crisp throttle response and smoother ride quality.
- Reduced Belt Slip: Improves drivetrain efficiency and extends belt life.
- Lower Clutch Heat: Minimizes heat buildup during heavy-duty use.
- All-Around Utility Performance: Ideal for trails, mud, sand, plowing, and hauling.
Technical Specifications
- Brand: EPI Performance
- Part Number: WE437389
- Fitment: 2016 Polaris Sportsman 850 / 850 SP
- Elevation Range: 0–3000 feet
- Tire Compatibility: 27–28 inch tires
- Kit Type: Sport Utility Clutch Kit
Compatibility & Applications
This clutch kit is a direct-fit upgrade for 2016 Polaris Sportsman 850 and 850 SP models. It is specifically designed for ATVs running 27–28 inch tires, making it the ideal solution for restoring performance lost due to larger, heavier tire setups.
Installation Notes
- Additional tools required: PCP-12 and CCT510
- Professional installation recommended for optimal performance
- Kit components may vary slightly from product images
Why Choose This Clutch Kit?
The EPI Performance clutch kit is a precision-engineered upgrade that restores your Polaris Sportsman 850’s power and responsiveness when running oversized tires. With improved acceleration, reduced belt slip, and enhanced throttle response, it ensures reliable, high-performance operation for both work and off-road riding.








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