Kumho WinterCraft WS71 is a winter tyre made in total of 72 sizes, ranging from R15 to R15 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 255/40 R21 is 50mm wider than the narrowest dimension (205) 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 (255mm), which results in 102mm sidewall height. In
255/40 R21, WinterCraft WS71 usually competes against
Snowproof 2 SUV, which is a tyre from
Nokian with a rating of 61%, compared to 0% of the
Kumho in question.
Winter
