EPI SDPS-3 Primary Drive Clutch Spring for Snowmobiles and ATVs

The EPI SDPS-3 is a high-performance primary drive clutch spring designed to fine-tune engagement and rope RPM on snowmobiles, ATVs, and other powersports vehicles. This white-coded spring is engineered from premium materials to deliver precise clutch control and extended durability in demanding conditions.

Key Features:

• Manufactured with ISO 9000 certified quality standards
• Industry-leading 5% tolerance for consistent performance
• Premium materials resist heat fade and maintain spring rate
• 40% lighter than conventional clutch springs for reduced rotating mass
• Engineered for extended service life in high-stress applications
• Color-coded white for easy identification and tuning

EPI clutch springs offer the largest selection of tuning options available, allowing you to dial in your vehicle's clutch engagement characteristics precisely. The advanced materials and tight manufacturing tolerances ensure reliable performance whether you're trail riding, racing, or working in extreme conditions.