Epi 12+ Kaw Mule Pro/ Teryx/ 06+ Yamaha 400-750

EPI Primary (Drive) Springs are engineered to enhance the performance and responsiveness of your ATV and UTV clutch systems. They allow riders to fine-tune clutch engagement and top RPM to match specific riding styles and terrain demands. Manufactured with high-quality materials and adhering to a strict 5% tolerance - the lowest in the industry - these springs ensure consistent and reliable performance 1.75 in. Load - 385 lbs 3.0 in. Load - 235 lbs