Uniroyal RainExpert 3 225/60 R15

Uniroyal RainExpert 3 is a summer tyre made in total of 63 sizes, ranging from R13 to R13 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 225/60 R15 is 90mm wider than the narrowest dimension (135) and 0mm narrower than the widest one (225). This tyre profile of 60 means the sidewall height of the tyre is 60% of the tyre width (225mm), which results in 135mm sidewall height.