Nankang Noble Sport NS-20 is a summer tyre made in total of 126 sizes, ranging from R14 to R14 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 275/35 R19 is 120mm wider than the narrowest dimension (155) and -30mm narrower than the widest one (245). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (275mm), which results in 96.25mm sidewall height. In 275/35 R19, there are 2 possible speed indexes for Nankang Noble Sport NS-20 - "","W", which are good for speeds up to , 270 km/h.