Pirelli Scorpion Ice 265/45 R21

Pirelli Scorpion Ice is a tyre made in total of 7 sizes, ranging from R16 to R16 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 265/45 R21 is 10mm wider than the narrowest dimension (255) and 0mm narrower than the widest one (265). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (265mm), which results in 119.25mm sidewall height.