I am running 295/50R-15 BFG radial T/A's w/ 15X8 with 4.5 back space on the back of my 71 Duster. I did have to take a small amount off the lip, 1/4", and a small amount off of the leaf spring. Hard running 340 still will roast those tires down to shreds , but looks good doing it.
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