Pirelli P ZERO Nero GT 205/45 R16

Pirelli P ZERO Nero GT is a summer tyre made in total of 42 sizes, ranging from R16 to R16 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 205/45 R16 is 10mm wider than the narrowest dimension (195) and 100mm narrower than the widest one (305). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (205mm), which results in 92.25mm sidewall height.