Kumho Crugen HP91 is a summer tyre made in total of 52 sizes, ranging from R16 to R16 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 255/40 R21 is 40mm wider than the narrowest dimension (215) and 20mm narrower than the widest one (275). 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, Crugen HP91 usually competes against
Goodrich Advantage 2, which is a tyre from
BF with a rating of 67%, compared to 0% of the
Kumho in question.
Summer
