The truth about how larger tires affect gas mileage
In case you're considering upgrading your truck or even SUV using a beefier set of silicone, you're probably thinking: do larger tires affect gas mileage in a way that's going to hurt your own wallet every time you hit the particular pump? The brief answer is indeed, they definitely do. But the "why" plus "how much" are a bit more complicated compared to just saying your car is weightier now. It's a mixture of physics, rolling opposition, and even a few math errors that will might make your own fuel economy appear worse than it actually is. ...