Austone SP901 195/45 R16

Austone SP901 is a winter tyre made in total of 78 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 195/45 R16 is 40mm wider than the narrowest dimension (155) and 100mm narrower than the widest one (295). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (195mm), which results in 87.75mm sidewall height.