Dunlop EconoDrive 185/75 R14

Dunlop EconoDrive is a summer tyre made in total of 49 sizes, ranging from R14 to R14 - this particular dimension is R14, which means it fits to a 14 inch/355.6mm diameter wheel. 185/75 R14 is 20mm wider than the narrowest dimension (165) and 40mm narrower than the widest one (225). This tyre profile of 75 means the sidewall height of the tyre is 75% of the tyre width (185mm), which results in 138.75mm sidewall height.