Hankook Ventus Evo SUV 305/40 R20

Hankook Ventus Evo SUV is a summer tyre made in total of 66 sizes, ranging from R13 to R13 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 305/40 R20 is 70mm wider than the narrowest dimension (235) and -10mm narrower than the widest one (295). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (305mm), which results in 122mm sidewall height.