Minerva F105 225/30 R20

Minerva F105 is a summer tyre made in total of 5 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 225/30 R20 is 10mm wider than the narrowest dimension (215) and 20mm narrower than the widest one (245). This tyre profile of 30 means the sidewall height of the tyre is 30% of the tyre width (225mm), which results in 67.5mm sidewall height.