You can do some digging and learn the differences in the different classes of cars that make up the 61-car Rolex 24 at Daytona. But what do those differences mean when the stopwatch comes out?

The No. 13 Corvette Z06 GT3.R that won the GTD class and the Rolex 24 race has been retired by AWA Racing and will not be ...

Generally speaking, the Rolex 24 at Daytona features two types of cars: prototypes and showroom-stock(ish) GTDs. But breaking it down, each of those groups has two classes of its own, which leads to ...

This weekend a new era begins in American sports car racing with the Rolex 24 at Daytona to kick off ... plus Daytona Prototypes, Le Mans Prototypes and even the DeltaWing. But at the front ...

Two-time Rolex 24 overall winner Renger van der Zande also ... Drivers in the Le Mans Prototype 2 class probably won’t contend for overall victory, but they’re still going for class honors ...

Before the first practice session of the Mobil 1 12 Hours of Sebring, a special podium ceremony was held in Victory Lane to ...

NASCAR Cup Class in the IMSA Rolex 24 at Daytona ... Combined with the hybrid prototypes, IMSA stands with any other major series in the world when it comes to competition, especially at ...

24 Hours of Daytona: Live updates, highlights, how to watch BMW M Endurance Challenge The GTD and GTD Pro cars are the same machinery, and as always at the Rolex, there's a sharp drop in lap times ...