Royal Black Royal Commercial 175/65 R14

Royal Black Royal Commercial is a tyre made in total of 18 sizes, ranging from R14 to R14 - this particular dimension is R14, which means it fits to a 14 inch/355.6mm diameter wheel. 175/65 R14 is 10mm wider than the narrowest dimension (165) and 60mm narrower than the widest one (235). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (175mm), which results in 113.75mm sidewall height.