EPI BCS28 Primary Drive Clutch Spring Dark Blue

The EPI BCS28 is a high-performance primary drive clutch spring designed for precision tuning of powersports vehicles. This dark blue spring allows you to fine-tune clutch engagement and rope RPM to match your specific riding conditions and performance goals.

Key Features:

• Manufactured from premium spring steel with ISO 9000 certification for consistent quality
• Industry-leading 5% tolerance ensures precise, predictable performance
• 40% lighter than standard springs for reduced rotating mass and improved throttle response
• Heat-resistant design prevents spring fade in high-temperature applications
• Engineered for extended service life in demanding off-road and racing conditions
• Color-coded dark blue for easy identification and spring rate reference

EPI clutch springs are the preferred choice for riders and tuners who demand the largest selection of spring rates and the most durable materials available. Whether you're compensating for elevation changes, adjusting for tire size, or optimizing performance for specific terrain, the BCS28 delivers reliable, fade-free operation.