Bridgestone Blizzak LM-005 255/55 R19

Bridgestone Blizzak LM-005 is a winter tyre made in total of 213 sizes, ranging from R14 to R14 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 255/55 R19 is 100mm wider than the narrowest dimension (155) and 30mm narrower than the widest one (285). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height.