BFGoodrich Trail Terrain T/A 265/70 R16.5

BFGoodrich Trail Terrain T/A is a winter tyre made in total of 49 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 265/70 R16.5 is 30mm wider than the narrowest dimension (235) and 20mm narrower than the widest one (285). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (265mm), which results in 185.5mm sidewall height.