Dunlop SP Sport MAXX TT is a summer tyre made in total of 22 sizes, ranging from R16 to R16 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (195mm), which results in 107.25mm sidewall height. In 195/55 R16, there are 2 possible speed indexes for Dunlop SP Sport MAXX TT - "V","W", which are good for speeds up to 240, 270 km/h.