WRG mandates the use of Hoosier tires. On Sunday, the speedway allowed American Racer tires in an attempt to increase the number of cars in the sportsman division, which had attracted only 11 the ...

MOORESVILLE, N.C. (Jan. 16, 2014) — The CARS X-1R Pro Cup Series for late-model stock cars has selected Specialty Tires of America/American Racer as the series' official race tire supplier, replacing ...