Vredestein Quatrac Pro+ 235/40 R18

Vredestein Quatrac Pro+ is a allround tyre made in total of 121 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/40 R18 is 30mm wider than the narrowest dimension (205) and 50mm narrower than the widest one (285). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (235mm), which results in 94mm sidewall height. In 235/40 R18, Quatrac Pro+ usually competes against Quatrac Pro, which is a tyre from Vredestein with a rating of 52%, compared to 60% of the Vredestein in question.