Goodyear UltraGrip 8 Performance is a winter tyre made in total of 40 sizes, ranging from R16 to R16 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 215/55 R16 is 20mm wider than the narrowest dimension (195) and 70mm narrower than the widest one (285). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (215mm), which results in 118.25mm sidewall height. In 215/55 R16, there is only one possible speed index for Goodyear UltraGrip 8 Performance - "H", which is good for speeds up to 210 km/h. In 215/55 R16, UltraGrip 8 Performance usually competes against UltraGrip Performance 3, which is a tyre from GoodYear with a rating of 96%, compared to 0% of the Goodyear in question.
