Kumho Ecsta PS71 SUV is a summer tyre made in total of 73 sizes, ranging from R13 to R13 - 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 60mm narrower than the widest one (315). 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, Ecsta PS71 SUV usually competes against
Dynaxer HP5, which is a tyre from
Kleber with a rating of 64%, compared to 75% of the
Kumho in question.
Summer
