Vredestein Wintrac Pro 315/35 R21

Vredestein Wintrac Pro is a winter tyre made in total of 130 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 315/35 R21 is 120mm wider than the narrowest dimension (195) and 10mm narrower than the widest one (325). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (315mm), which results in 110.25mm sidewall height. In 315/35 R21, Wintrac Pro usually competes against Blizzak LM-005, which is a tyre from Bridgestone with a rating of 82%, compared to 54% of the Vredestein in question.