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?
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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