IMSA WeatherTech SportsCar Championship Classes Explained

IMSA’s flagship series competes at 12 of North America’s leading sports car venues, including Daytona, Sebring, Watkins Glen, Road Atlanta, Long Beach and Road America. Competition takes place in three different classes: Prototype, GT Le Mans and GT Daytona, with action in each of the three groups typically going all the way to the checkered flag.