Word forms: (regular plural) bias ply tires
( Automotive engineering : Vehicle components , Brakes, steering, wheels, tires, and suspension )
A small bias ply tire can carry more weight than a radial tire of similar size.
The bias ply tires have plies running at 45 degrees to the center line of the tread, alternating in
direction with each layer.
Classic cars often have bias ply tires, which were common before radial tires were invented.
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