Goodyear Wrangler Duratrac 255/55 R20

Goodyear Wrangler Duratrac is a summer tyre made in total of 6 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height.