Cooper Zeon 4XS Sport is a summer tyre made in total of 145 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 235/55 R17 is 20mm wider than the narrowest dimension (215) and 60mm narrower than the widest one (295). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (235mm), which results in 129.25mm sidewall height. In 235/55 R17, there are 2 possible speed indexes for Cooper Zeon 4XS Sport - "H","V", which are good for speeds up to 210, 240 km/h. In 235/55 R17, Zeon 4XS Sport usually competes against Roadhawk, which is a tyre from Firestone with a rating of 57%, compared to 26% of the Cooper in question.
