Hankook Ventus S1 evo Z K129 285/30 R20

Hankook Ventus S1 evo Z K129 is a summer tyre made in total of 15 sizes, ranging from R18 to R18 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 285/30 R20 is 60mm wider than the narrowest dimension (225) and -10mm narrower than the widest one (275). This tyre profile of 30 means the sidewall height of the tyre is 30% of the tyre width (285mm), which results in 85.5mm sidewall height.