Bridgestone Blizzak LM-001 285/45 R21

Bridgestone Blizzak LM-001 is a winter tyre made in total of 132 sizes, ranging from R14 to R14 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 285/45 R21 is 130mm wider than the narrowest dimension (155) and 0mm narrower than the widest one (285). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (285mm), which results in 128.25mm sidewall height.