Since its debut in 2022, NASCAR’s Next Gen car sees no relief from the heated debates and controversies around its functioning. Whether it’s the handling, horsepower, or the tire wear, it has mostly been scrutinized than praised. One such important, or rather problematic, element in this list is the Next Gen’s aerodynamics.

The way aerodynamics work is they control the airflow under the vehicle to create downforce, and this reduces the drag on the driver who’s behind, so they can speed up. Ideally, that’s what the car is supposed to do, but not the Next Gen. And who better than Dale Jr to explain why.

Dale Earnhardt Jr breaks down Next Gen’s aero headache

When a driver’s behind another, what the Next Gen does is that it releases its turbulent or dirty air, which disrupts the airflow of

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