Michelin - Scorcher 21 TireThe MICHELIN Scorcher 21 features an exclusive Harley Davidson Street RodTM co branded design . It can handle the potholes and ruts of the city, attack and eat the pavement. Inspired by our hypersport tires with high quality materials, such as aramid fiber used in the aviation industry, the MICHELIN Scorcher 21 provides resistance and a lightweight feel, as well as unfailing stability at high speeds, to the Street RodTM models. This technology