Dunlop Sport Classic is a summer tyre made in total of 9 sizes, ranging from R13 to R13 - this particular dimension is R14, which means it fits to a 14 inch/355.6mm diameter wheel. This tyre profile of 80 means the sidewall height of the tyre is 80% of the tyre width (165mm), which results in 132mm sidewall height. In 165/80 R14, there is only one possible speed index for Dunlop Sport Classic - "H", which is good for speeds up to 210 km/h.