These are 29 x 12.5 Sportsmans with 8" steel wheels - 4.5" Backspace. There is about 3/4" each side clearance. I have original H/D springs and quarters are original. 70 Bees and Coronets have a lot of room. I got sick of looking at 14 x 5.5 w/26" tall skinny tires while I'm finishing it in the garage. This gave me some motivation