Imperial Snowdragon 3 is a winter tyre made in total of 41 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/40 R17 is 40mm wider than the narrowest dimension (175) and 60mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (215mm), which results in 86mm sidewall height. In
215/40 R17, Snowdragon 3 usually competes against
Blizzak LM-005, which is a tyre from
Bridgestone with a rating of 87%, compared to 1% of the
Imperial in question.
