Nexen ROADIAN AT 265/50 R20

Nexen ROADIAN AT is a allround tyre made in total of 5 sizes, ranging from R13 to R13 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 265/50 R20 is 60mm wider than the narrowest dimension (205) and 0mm narrower than the widest one (265). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (265mm), which results in 132.5mm sidewall height.