Quote:
Originally Posted by Phase
Well to be fair, that car is like a decade old so a lot of newer aero ideas hadn’t been used yet, like air curtains or extended diffusers. The xl1 wheels are more pizza pan shaped which I would say are a hybrid of convex and flat. Not building out and rounded like moon caps. They probably did it for stability and strength of the wheel and to align more with being straight with the body panels. I’m just saying the newer hyper efficient EVs are using more flat covers from this decade
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They can build whatever they want, but don't attribute them to lower drag.
The Cd 0.159 Volkswagen One-Liter Car would be instructive.
VolksWagen 1 Litre Concept 2002