Thefirst number 215 is the tire width in millimeters. The 2nd number 60 is used to calculate the sidewall height or "aspect ratio", by percentage. So, the sidewall height of a 215/60 R 16 tire is 60% of 215 = 192. The 3rd number 16 (generally
Sizedifference between 205/60 R16 and 215/50 R17 tires. In the tire comparison table above, you can see a detailed calculation of the size difference between 205/60 R16 and 215/50 R17 tire. The calculation results are presented in the form of visual infographics, on which tire with size 205/60 R16 is on top, and tire with size 215/50 R17 below.
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