Goodyear UltraGrip Performance Gen-1 is a winter tyre made in total of 100 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 205/50 R17 is 10mm wider than the narrowest dimension (195) and 70mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (205mm), which results in 102.5mm sidewall height. In 205/50 R17, there are 2 possible speed indexes for Goodyear UltraGrip Performance Gen-1 - "H","V", which are good for speeds up to 210, 240 km/h. In 205/50 R17, UltraGrip Performance Gen-1 usually competes against Winter i*cept evo2 W320, which is a tyre from Hankook with a rating of 0%, compared to 0% of the Goodyear in question.
