Nokian WR Snowproof is a winter tyre made in total of 59 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/55 R17 is 50mm wider than the narrowest dimension (165) and 0mm narrower than the widest one (215). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (215mm), which results in 118.25mm sidewall height. In 215/55 R17, there is only one possible speed index for Nokian WR Snowproof - "H", which is good for speeds up to 210 km/h. In 215/55 R17, WR Snowproof usually competes against MS Plus 77, which is a tyre from Uniroyal with a rating of 55%, compared to 55% of the Nokian in question. Latest test in 215/55 R17 was held by Automotorsport in 2019, where WR Snowproof received rating "Satisfactory" and finished on the 11. place. It was tested on a Volkswagen T-Roc.
