XI Racing driver Tyler Reddick expresses his thoughts on the tire fall-off at Darlington after securing pole position for ...

Nearly halfway through its first season in use, NASCAR's Next Gen Cup car has earned good reviews thanks to the quality of racing seen throughout the 2022 season. Week after week, the Next Gen car has ...

NASCAR Cup Series cars will use a simplified diffuser on short tracks and road courses this season. As part of a continued push for more competitive racing, Cup Series teams received a technical ...

The floor and diffuser assembly sits between the wheels of a Formula 1 car, largely invisible to the cameras that follow races but responsible ...