ATV/UTV Centrifugal Clutches-Primary

Fine-tune upshift/peak rpm, Plated for strength

Fine-tune upshift/peak rpm, Plated for strength

Fine-tune upshift/peak rpm, Plated for strength

Fine-tune upshift/peak rpm, Plated for strength

EPI Primary Spring DRS12Fine tune your engagement and top RPM as you like, Manufactured from High Tensile Chrome Silicon, 5% tolerance for consistency

EPI Primary Spring DRS13Fine tune your engagement and top RPM as you like, Manufactured from High Tensile Chrome Silicon, 5% tolerance for consistency

EPI Weight Bushing 12 Pack WB12Replaces worn or damaged bushings

EPI Secondary Spring Red KSS4Lets you fine-tune shift rate, side load pressure and full shift out poundage, All EPI springs are manufactured using a 5% tolerance - the lowest in the industry

EPI Primary Spring DRS19Fine tune your engagement and top RPM as you like, Manufactured from High Tensile Chrome Silicon, 5% tolerance for consistency

EPI Pro Clutch Kit PRO500Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Pro Clutch Kit PRO502Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Pro Clutch Kit PRO504Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Pro Clutch Kit PRO505Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Pro Clutch Kit PRO506Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Pro Clutch Kit PRO507Combination of the Sport Utility, Mudder, Sand Dune and Rock Crawler Kits, Works great if you ride in different areas or change tire sizes, Allows you to fine-tune for any tire size and any elevation, Allows you to adjust for...

EPI Clutch Kit WE437076For general trail riding, Spring kit only, no clutch weights are included, Works with any tire size, Improves belt grip and backshift

EPI Clutch Kit AW443152Our best all around use kit, Great for trail riding, occasional mud and sand riding, plowing and hauling, Makes up for the power loss and slow response of adding oversized tires, Better low end and midrange acceleration, Quicker...

EPI Clutch Kit Kawasaki AW443154Helps restore power loss due to the addition of larger tires, Allows for easier turning of larger tires in the mud, Better low-end power and torque, Quicker backshift which results in crisp throttle response, Reduces belt...

EPI Clutch Kit WE437425Our best all around use kit, Great for trail riding, occasional mud and sand riding, plowing and hauling, Makes up for the power loss and slow response of adding oversized tires, Better low end and midrange acceleration, Quicker...

EPI Clutch Kit WE437444The best all-around use kit; if you do a bit of everything this is the kit for you, Great for trail riding, occasional mud and sand riding, plowing and hauling, Designed to improve low- and mid-range acceleration, Helps decrease...