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.

You need to decide between radial or bias tires. “Radial tires offer better ... (adapting pressure by type of soil, on road vs. off road) Enhanced safety for operators, especially for machines ...

Beginning in the late 1960s and continuing into the early 1980s, automakers phased out bias-ply tires in favor of ...

conventional 45° bias-ply), those fibers in the tire casing extend only ... simply stating that the new Radial construction ...

Somewhere between the early tires forged by wheelwrights and the modern steel-belted radial, everyone’s horseless carriage rode atop bias-ply tires. This week’s film is a dizzying tour of the ...