Goodyear UltraGrip Performance Gen-1 is a winter tyre made in total of 99 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (195mm), which results in 107.25mm sidewall height. In 195/55 R20, there is only one possible speed index for Goodyear UltraGrip Performance Gen-1 - "H", which is good for speeds up to 210 km/h. In 195/55 R20, UltraGrip Performance Gen-1 usually competes against ALPIN 5, which is a tyre from Michelin with a rating of 50%, compared to 61% of the Goodyear in question.