Firestone Vintage Tires Vintage Bias Ply 24 tires are the worlds best selling line of vintage bias tires. Firestone Deluxe Champion quality and reliability is legendary. DOT and ECE approved where applicable. Made in original molds to maintain authenticity. Authentic Firestone lettering embossed in the whitewalls where applicable. Backed by our life of the tread warranty.Some have lettering in whitewall. Size 700-15 and 450 475-16 require tubes.