The Potenza Sport AS is Bridgestone's Ultra High Performance All-Season tire engineered for drivers of sportscars, coupes and performance sedans looking for high-speed potential and predictable handling in dry and wet conditions combined with confident performance throughout the year, even in light snow. Bridgestone offers a 50,000-mile treadwear warranty with this model. Bridgestone's Potenza Sport AS molds a new all-season compound into an asymmetric tread pattern for improved performance in a myriad of weather conditions while still aiming to improve on the ride quality drivers expect. The solid circumferential rib design enhances handling through continuous contact with the road surface, while reducing distracting pattern noise for smooth.