The 1957 Cadillac Eldorado brougham was fitted with a white wall that was reduced to a 1-inch wide stripe floating on the tire sidewall, with black rubber showing between the stripe and the rim.

Now, we’re checking out how one Caddy fan upgraded his CT6 with this awesome combination of black wheels and whitewall tires. As posted to a Cadillac fan page on Facebook, this 2017 Cadillac CT6 ...