Hankook ION FlexClimate 275/40 R20

Hankook ION FlexClimate is a allround tyre made in total of 27 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/40 R20 is 60mm wider than the narrowest dimension (215) and -20mm narrower than the widest one (255). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (275mm), which results in 110mm sidewall height.