Wider tires mean more grip — or so every car enthusiast has been told. Engineering Explained’s Jason Fenske put that assumption to the test at NWAPA’s 2017 Mudfest, running sixty-to-zero braking tests across twenty-seven different AWD and 4×4 trucks and SUVs with a Vbox data logger. The results complicate the simple version of the story muscle car owners repeat about tire width, weight, and stopping distance. Commenters, including more than one physics teacher’s former student, dig into exactly why. Watch to see what the data actually says.
