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255/45 R20 Michelin Primacy 4+ variants
Michelin Primacy 4+ is a summer tyre made in total of 122 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/45 R20 is 70mm wider than the narrowest dimension (185) and -10mm narrower than the widest one (245). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (255mm), which results in 114.75mm sidewall height. In 255/45 R20, there is only one possible speed index for Michelin Primacy 4+ - "V", which is good for speeds up to 240 km/h.
Michelin Primacy 4+ is made in 122 sizes, starting from 185/50 R16 up to 245/40 R21.
