275/45 R21 Pirelli P ZERO sp. variants
Pirelli P ZERO sp. is a summer tyre made in total of 5 sizes, ranging from R19 to R19 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 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 R21, there is only one possible speed index for Pirelli P ZERO sp. - "H", which is good for speeds up to 210 km/h.
Pirelli P ZERO sp. is made in 5 sizes, starting from 285/35 R19 up to 275/45 R21.