Fortune FSR901 is a winter tyre made in total of 86 sizes, ranging from R14 to R14 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/40 R20 is 120mm wider than the narrowest dimension (155) and 20mm narrower than the widest one (295). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (275mm), which results in 110mm sidewall height. In
275/40 R20, FSR901 usually competes against
Blizzak LM-005, which is a tyre from
Bridgestone with a rating of 82%, compared to 0% of the
Fortune in question.
