Can you tell the differences between the two prototypes in the Rolex 24? How about GTD and GTD Pro? This might help. Or might not.

However, with no sign of the team on the entry list, it is likely that Ligier may have seen its final year within IMSA. The GTD Pro class stays pretty much the same as what we saw last year ...

IMSA Photo Matt Kurdock, IMSA technical director, has been on the BOP case for nearly a decade. This year, the series is changing up things bit in its GTD and GTD Pro classes when it comes to BOP ...

In GTD, Elliot Skeer stole the spotlight by grabbing his first-ever IMSA pole in the No. 120 Wright Motorsports Porsche. car, making a strong statement ahead of the grueling 24-hour race.

Off-season changes in GTD Pro division of the IMSA Championship promise to make the title chase highly competitive in 2025. “Every driver in this lineup has won with us and we’re laser focused ...

This is the marquee class in IMSA’s WeatherTech ... Gold-rated drivers. GTD must have at least one driver rated Silver or Bronze. These cars have green number plates.