The Straightline Performance Ski-Doo/Lynx 900/900R Turbo On-Trail Performance Clutch Kit is built to deliver stronger acceleration, quicker throttle response, improved backshift, and more consistent clutch performance for aggressive trail riders. This complete kit includes Straightline’s proven P-Drive clutch kit, a custom helix, both performance-calibrated clutch springs, and an adjustable clicker kit for added tuning flexibility. Designed to improve power transfer and trail rideability, this kit gives your 900 or 900R Turbo the responsive clutch performance it should have from the factory.