EPI QRS3 Clutch Spring for Snowmobile CVT Systems

The EPI QRS3 Clutch Spring is a precision-engineered performance spring designed for continuously variable transmission (CVT) systems in snowmobiles. This high-quality spring allows you to fine-tune your clutch's shift rate, side load pressure, and full shift out poundage for optimized performance across varying terrain and riding conditions.

Key Features:

• Precision tuning control for shift rate and engagement characteristics
• Adjusts side load pressure for improved belt grip and power transfer
• Manufactured to a strict 5% tolerance—the tightest in the powersports industry
• Constructed from premium-grade spring steel for consistent performance
• ISO 9001-2000 certified manufacturing process ensures quality and reliability
• Direct replacement for stock clutch springs in compatible systems

Whether you're looking to improve acceleration, adjust engagement RPM, or compensate for modifications like exhaust or engine work, the EPI QRS3 spring provides the tuning flexibility you need. EPI's commitment to tight manufacturing tolerances means consistent performance and predictable results when dialing in your clutch setup.