Commercial buses, school buses, passenger vans, shuttle buses—they all need to safely get people where they need to be, and they all rely on tires to get them there.Committed to the unique needs of the transportation industry since 1955, STTC offers the highest-quality retreading, the most respected names in new tires, and the most responsive service in the industry. STTC proudly serves the needs of America's top transportation fleets.