: what’s the point of those holes/designs in the middle of car wheels?

Question

: what’s the point of those holes/designs in the middle of car wheels?

In: Engineering

Answer 1

Beyond what the others have posted, if you look at a fair few of the new electric cars, they come with a plastic Aero cap on their wheel. The design of the wheel (spokes/weight) makes a big difference to their performance, specially at highway speeds.