BFGoodrich Mud Terrain T/A KM3 255/65 R17

BFGoodrich Mud Terrain T/A KM3 is a summer tyre made in total of 40 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 255/65 R17 is 140mm wider than the narrowest dimension (115) and 50mm narrower than the widest one (305). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (255mm), which results in 165.75mm sidewall height.