The Straightline Performance 600R E-TEC Backcountry Clutch Kit is designed specifically for Ski-Doo Gen 4, Gen 5, and Lynx Radien platforms equipped with 146-175 inch tracks and operated from sea level to 3,000 feet elevation. Featuring Straightline's proven adjustable P-Drive weight kit, a custom-developed helix, and two performance-calibrated clutch springs, this package delivers improved throttle response, quicker acceleration, stronger backshift, and exceptional control for off-trail, boondocking, and backcountry riding.