Vredestein Quatrac is a allround tyre made in total of 60 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 185/55 R15 is 40mm wider than the narrowest dimension (145) and 100mm narrower than the widest one (285). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (185mm), which results in 101.75mm sidewall height. In
185/55 R15, Quatrac usually competes against
Quadraxer 3, which is a tyre from
Kleber with a rating of 82%, compared to 92% of the
Vredestein in question.