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285/30 R20 Nankang Noble Sport NS-20 variants
Nankang Noble Sport NS-20 is a summer tyre made in total of 124 sizes, ranging from R14 to R14 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 285/30 R20 is 130mm wider than the narrowest dimension (155) and -40mm narrower than the widest one (245). This tyre profile of 30 means the sidewall height of the tyre is 30% of the tyre width (285mm), which results in 85.5mm sidewall height. In 285/30 R20, there is only one possible speed index for Nankang Noble Sport NS-20 - "W", which is good for speeds up to 270 km/h.
Nankang Noble Sport NS-20 is made in 124 sizes, starting from 155/55 R14 up to 245/30 R22.