Pirelli Scorpion Winter 2 265/40 R21

Pirelli Scorpion Winter 2 is a winter tyre made in total of 79 sizes, ranging from R18 to R18 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 265/40 R21 is 40mm wider than the narrowest dimension (225) and 60mm narrower than the widest one (325). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (265mm), which results in 106mm sidewall height. In 265/40 R21, Scorpion Winter 2 usually competes against Blizzak LM-005, which is a tyre from Bridgestone with a rating of 82%, compared to 83% of the Pirelli in question.