Cooper Discoverer STT PRO 215/85 R16

Cooper Discoverer STT PRO is a tyre made in total of 46 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 215/85 R16 is 184mm wider than the narrowest dimension (31) and 90mm narrower than the widest one (305). This tyre profile of 85 means the sidewall height of the tyre is 85% of the tyre width (215mm), which results in 182.75mm sidewall height.