The Sumitomo ST709SE regional steer tire is built with SmartWay Verified technology to offer exceptional fuel efficiency. This durable tire features the S-Tech technology for superb grip and handling, with deep tread for long service. The optimized flat casing enhances durability in high scuff applications. In wet conditions, the chevron block center ribs with lateral siping provide advanced grip while the grooves expel water to enhance safety. Cross rib microgrooves and the optimized footprint minimize uneven wear.