Roadstone Winguard SUV 235/75 R15

Roadstone Winguard SUV is a winter tyre made in total of 11 sizes, ranging from R15 to R15 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 235/75 R15 is 30mm wider than the narrowest dimension (205) and 20mm narrower than the widest one (255). This tyre profile of 75 means the sidewall height of the tyre is 75% of the tyre width (235mm), which results in 176.25mm sidewall height.