Goodyear UltraGrip 8 Performance is a winter tyre made in total of 40 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 225/50 R17 is 30mm wider than the narrowest dimension (195) and 60mm narrower than the widest one (285). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height. In 225/50 R17, there are 2 possible speed indexes for Goodyear UltraGrip 8 Performance - "H","V", which are good for speeds up to 210, 240 km/h. In 225/50 R17, 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.
