How do 30 pounds of air in your tires hold up two tons of car? What’s the technology behind the tire and how do wheels work? Learn it all in the Car Wheels and Tires Channel.
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What is the purpose of a tire sidewall?

The main purpose of a tire sidewall is to provide lateral stability. You can learn more about the functions of a tire sidewall by reading this article.

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  • How the Tweel Airless Tire Works

    How the Tweel Airless Tire Works

    For more than 100 years, vehicles have used pneumatic, or air-filled, tires. Michelin's alternative is the Tweel Airless Tire. Could it replace traditional tires? See more »

  • How Tire Pressure Gauges Work

    How Tire Pressure Gauges Work

    If you have a car chances are you also have a tire-pressure gauge. Learn how this pen-sized device measures air pressure and why the little stick inside doesn't just fly right out the back! See more »

  • How Tire Traction Works

    How Tire Traction Works

    To put it in layman's terms, tire traction is how your car's tires transfer energy to the pavement. Most people know that. But how much do you know about tire traction ratings or tire traction enhancers? See more »

  • How Tires are Made

    How Tires are Made

    Most people don't have to buy tires too often, nor do they realize that tires are a key part of their car's safety and performance. But have you ever wondered how tires are made? See more »

  • How Tires Work

    How Tires Work

    Are you in the market for a new set of tires? Is all that confusing jargon the tire sales clerks or "experts" are using making your head feel like a tire spinning out of control? Find out all about car tires. See more »

  • What are fuel-efficient tires?

    What are fuel-efficient tires?

    Fuel-efficient tires aren't anything new. In fact, car manufacturers often install tires that improve a car's fuel efficiency ratings. But until recently, tire shops didn't sell them. What are fuel-efficient tires, anyway? See more »

  • What is an eLSD?

    What is an eLSD?

    You might not know that eLSD stands for electronic limited slip differential, but when one wheel of your car is sliding on ice and another isn't moving at all, you'll wish you had paid attention to this technology. See more »

  • What makes a tire safe?

    What makes a tire safe?

    Generally speaking, all tires look the same. But the truth is they're not even remotely the same in use, engineering or construction. So how do you choose a tire that's safe for your car or truck? See more »

  • Will rotating my tires make them last longer?

    Will rotating my tires make them last longer?

    Tires come in an array of sizes and constructions. Given the countless factors affecting tire life, it's a guarantee a car's tires will wear unevenly. But will rotating your tires make them last longer? See more »

  • How can a tire receive a mud or snow designation?

    How can a tire receive a mud or snow designation?

    Some tires are built to handle mud and snow… and some are not. Learn about mud and snow tire designations in this article. See more »

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