BFGoodrich Radial T/A 255/70 R15

BFGoodrich Radial T/A is a summer tyre made in total of 23 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 255/70 R15 is 50mm wider than the narrowest dimension (205) and 40mm narrower than the widest one (295). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (255mm), which results in 178.5mm sidewall height.