Eli5: Why are f1 tires smooth and grippy, but street tires with no tread are dangerous and slippery

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When you Google why are f1 tires smooth, the answer is no tread means more surface area, so better grip, but when you Google why do street tires have grooves, the same answer comes up. I’m confused. Also, is this a physics question, engineering or technology? Lol

In: Engineering

39 Answers

Anonymous 0 Comments

In addition to what other people said about them only using smooth tires on smooth **dry** tracks, F1 cars also drive so fast that the tires reach insanely hot temperatures, and they gain more grip in a window of optimal temperatures that are much higher than the average car. If an F1 car is on super cold tires, they won’t have grip, and too hot temperatures, the grip is there but goes away fast as the tire falls apart.

Also, F1 races in the rain sometimes and when that happens their “wet” tires have grooves like normal car tires. [Here](https://cdn.racingnews365.com/_1125x633_crop_center-center_85_none/Pirelli-Wet-Japanese-GP-2022.jpg?v=1668188769) is a picture of them.

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