Michelin Alpin A4 215/45 R17

Michelin Alpin A4 is a winter tyre made in total of 42 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/45 R17 is 50mm wider than the narrowest dimension (165) and 10mm narrower than the widest one (225). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (215mm), which results in 96.75mm sidewall height. In 215/45 R17, Alpin A4 usually competes against Blizzak LM-005, which is a tyre from Bridgestone with a rating of 82%, compared to 0% of the Michelin in question.