DISCOVER WEATHERTECH SPORTSCAR CHAMPIONSHIP

North America’s premier sports car organization, IMSA sanctions the premier IMSA WeatherTech SportsCar Championship and IMSA Michelin Pilot Challenge plus five exciting single-marque series, competing at North America’s premier circuits.

THE CLASSES

2019 Iwsc Dpi Updated

2019 Iwsc Dpi Updated

2019 Iwsc Lmp2 Updated

2019 Iwsc Lmp2 Updated

2019 Iwsc Gtlm Updated

2019 Iwsc Gtlm Updated

2019 Iwsc Gtd Updated

2019 Iwsc Gtd Updated

2018 Pit Stops — Understanding The Sport

Learn about the officiating flags, race starts/procedures and pit stops.

2018 Paddock 620x250 — How To Watch!

See how you can watch IMSA Weathertech Sportscar Championship races.

2018 Fanwalk 620x250 — Event Experience

Meet the drivers, teams and their calls all before the race begins!

2018 Openaccess 620x250 — The Tracks

Check out the tracks that make up the IMSA WeatherTech SportsCar Championship calendar.

THE CARS