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275/45 R19 Michelin Pilot Sport 4 variants
Michelin Pilot Sport 4 is a summer tyre made in total of 159 sizes, ranging from R16 to R16 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 275/45 R19 is 70mm wider than the narrowest dimension (205) and 50mm narrower than the widest one (325). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (275mm), which results in 123.75mm sidewall height. In 275/45 R19, there is only one possible speed index for Michelin Pilot Sport 4 - "Y", which is good for speeds up to 300 km/h.
Michelin Pilot Sport 4 is made in 159 sizes, starting from 205/55 R16 up to 325/30 R21.