SHARPEST HANDLING. QUICKEST ACCELERATING.The 600 RUSH® PRO-S is for riders who want the ultimate in cornering and handling, and a sled that virtually eliminates stutter bumps. Its powerful, proven 600 Cleanfire® engine paired with the AXYS® Chassis deliver Rider-Balanced™ Control, Unrivaled Acceleration, and Rider Centric Comfort.Features may include: AXYS® Chassis The AXYS® chassis features 93% new parts, including a carbon-fiber overstructure and aluminum handlebars on SnowCheck Select or Limited Edition models and an aluminum overstructure on standard models. The chassis structure and design makes it possible to change the rider positioning, centralize vehicle mass, redesign the rear suspension, add more power, remove weight, and evolve the rider’s riding experience. In short, it is the key to delivering rider-balanced control, unrivaled acceleration, and rider-centric comfort.