Hankook Ventus S1 evo3 SUV K127A is a summer tyre made in total of 85 sizes, ranging from R17 to R17 - 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. In
305/40 R20, Ventus S1 evo3 SUV K127A usually competes against
P ZERO PZ4, which is a tyre from
Pirelli with a rating of 86%, compared to 71% of the
Hankook in question.