The terms “radial” and “bias” describe the pattern of your tire’s plies. Those are the layers that lie beneath the tread — you won’t actually see them unless you wear through the rubber. Bias tires ...

At a glance, tires might all look alike: round, black, and rubbery. But not all tires are created equal. In fact, if you look beneath the rubber construction, you'll notice that they're built ...