Nexen ROADIAN AT 4x4 245/65 R17

Nexen ROADIAN AT 4x4 is a tyre made in total of 17 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 245/65 R17 is 40mm wider than the narrowest dimension (205) and 40mm narrower than the widest one (285). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (245mm), which results in 159.25mm sidewall height.