All-Traxion HD CVT Belt - RZR Pro R Designed to run up to 20 degrees cooler; proven in washout comparative testing, Engineered with deeper cogs and increased flexibility reducing rigidity while increasing cooling, Manufactured in Japan with high-end rubber components that reduce heat build-up and reduce failure, Rubber compound constructed from high-strength aramid cords and fibers to increase grip, Cut Taper manufacturing process creates a more consistent edge with fewer loose cord fibers Ground Taper, Belt performance matches and exceeds OEM