GoodYear UltraGrip Performance+ 275/45 R21

GoodYear UltraGrip Performance+ is a winter tyre made in total of 176 sizes, ranging from R15 to R15 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 275/45 R21 is 80mm wider than the narrowest dimension (195) and 0mm narrower than the widest one (275). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (275mm), which results in 123.75mm sidewall height. In 275/45 R21, UltraGrip Performance+ usually competes against WinterContact TS 870 P, which is a tyre from Continental with a rating of 93%, compared to 90% of the GoodYear in question.