The 2025 IMSA WeatherTech SportsCar Championship schedule kicks off with the Rolex 24 at Daytona. After the Rolex, the series will hibernate for six weeks before heading to the Twelve Hours of Sebring on March 15. View the full schedule here.

His prototype teams scored overall victories in 2012, ’22 and ’23. The most recent kicked off the dawn of the hybrid prototype era but also marked the beginning of a tailspin for Meyer Shank Racing, which was slapped with a massive penalty for manipulating Rolex 24 tire data and subsequently was sidelined from IMSA in 2024.

A full, talented and ambitious 61-car field — featuring IMSA WeatherTech SportsCar champions, NASCAR stars, IndyCar winners, Formula 1 veterans and a wide assortment of accomplished drivers from 31 countries — took the green flag Saturday afternoon at Daytona International Speedway for the season-opening Rolex 24 At Daytona.