Uniroyal AllSeasonExpert 2 is a allround tyre made in total of 59 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 225/55 R17 is 70mm wider than the narrowest dimension (155) and -30mm narrower than the widest one (195). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height. In 225/55 R17, there is only one possible speed index for Uniroyal AllSeasonExpert 2 - "V", which is good for speeds up to 240 km/h. In 225/55 R17, AllSeasonExpert 2 usually competes against Kinergy 4S2 H750, which is a tyre from Hankook with a rating of 89%, compared to 29% of the Uniroyal in question.