Road course ringer
In NASCAR, a road course ringer, also known as road course specialist, road course expert, or a road runner, is a non-NASCAR driver who is hired by a NASCAR Cup Series or NASCAR Xfinity Series team to race specifically on road courses. As of December 2025, current NASCAR national-level road courses include Circuit of the Americas, Sonoma, Watkins Glen, San Diego, the Charlotte Roval, and Lime Rock Park, and St.