Firestone • 3 Inch Whitewall • 525-21 This Firestone 525-21 bias ply tire is perfect for many late ´20s American automobiles. The tire features a 3 inch wide whitewall, which is authentic for the ´20s. It is the original size for 1926 through 1928 Buick, and many Dodge, Essex, Franklin, Oldsmobile, Paige and more! Firestone Wide Whitewall tires are exceptional fitments for vintage car restoration projects. These tires are expertly hand-crafted in the USA, using refurbished original molds. They feature authentic tread designs and sidewall markings. Firestone Bias Ply wide whitewall tires are a premium tire choice for fine antique automobiles.