Kumho WinterCraft WS71 SUV is a winter tyre made in total of 37 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/40 R20 is 20mm wider than the narrowest dimension (255) and -10mm narrower than the widest one (265). 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. In
275/40 R20, WinterCraft WS71 SUV usually competes against
ZV7, which is a tyre from
Avon with a rating of 12%, compared to 0% of the
Kumho in question.
