Firestone Roadhawk 225/70 R16

Firestone Roadhawk is a summer tyre made in total of 165 sizes, ranging from R15 to R15 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 225/70 R16 is 60mm wider than the narrowest dimension (165) and 70mm narrower than the widest one (295). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (225mm), which results in 157.5mm sidewall height.