EPI Mudder Clutch Kit for 2015 Polaris Ranger 900 EBS – WE437492
Transform your 2015 Polaris Ranger 900 EBS into a mud-ready machine with the EPI Performance WE437492 Mudder Clutch Kit. Specifically engineered for machines running 28” and larger tires at 0–3000 feet elevation, this heavy-duty CVT tuning kit restores lost power, improves torque delivery, and enhances throttle response in deep mud conditions.
Oversized mud tires increase rotating mass and place heavy strain on your drivetrain. Without proper clutch calibration, your Ranger can feel sluggish and struggle to turn larger tires in thick terrain. This Mudder Clutch Kit recalibrates clutch engagement and backshift characteristics to maintain optimal RPM, making it easier to power through deep mud.
Important Note: This kit will eliminate the factory Engine Braking System (EBS), providing a more performance-oriented driving experience.
Key Features
- Designed for 28”+ Tires – Optimized for oversized mud tire setups.
- Low Elevation Calibration (0–3000 ft) – Precision tuned for strong low-altitude performance.
- Restores Lost Power – Compensates for added rotating mass from larger tires.
- Easier Turning in Mud – Improves drivability and control in heavy terrain.
- Improved Low-End Torque – Stronger launch power under extreme load.
- Quicker Backshift – Delivers crisp throttle response during acceleration.
- Reduced Belt Slip – Minimizes clutch heat and extends belt life.
- Heavy-Duty Mud Performance – Built for aggressive off-road conditions.
Technical Specifications
- Brand: EPI Performance
- Part Number: WE437492
- Vehicle Fitment: 2015 Polaris Ranger 900 (EBS models)
- Elevation Range: 0–3000 feet
- Tire Compatibility: 28 inch and larger tires
- Application Type: Mud riding / extreme off-road use
- Additional Tools Required: PCP-8 and CCT510
- Note: Clutch kit components may vary from photo
Why Upgrade for 28”+ Mud Tires?
Running 28”+ tires in mud without recalibrating your clutch system can result in reduced acceleration, increased belt temperatures, and poor throttle response. The EPI WE437492 Mudder Clutch Kit restores torque transfer efficiency and keeps your engine in its optimal power band, even under heavy mud loads.
Whether you’re tackling deep mud holes or running an aggressive oversized tire setup, this clutch upgrade delivers stronger acceleration, smoother engagement, cooler operation, and improved durability — making it an essential upgrade for serious mud riders.








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