The Straightline Performance Polaris RMK, SKS, and Assault 850 Single Pipe Boondocking Clutch Kit is specifically calibrated for machines equipped with a Straightline Performance Single Pipe exhaust system and operated between sea level and 3,000 feet elevation. Featuring Straightline's fully adjustable weight system, custom-designed low-elevation helix, and two performance-calibrated clutch springs, this package delivers stronger acceleration, improved throttle response, faster backshift, and exceptional deep snow performance.

Note: Straightline Performance Single Pipe exhaust system sold separately.