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. 225/50 R17 is 60mm wider than the narrowest dimension (165) and -10mm narrower than the widest one (215). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height. In 225/50 R17, there are 2 possible speed indexes for Nokian WR Snowproof - "H","V", which are good for speeds up to 210, 240 km/h. In 225/50 R17, WR Snowproof usually competes against EuroWinter HS01, which is a tyre from Falken with a rating of 53%, compared to 46% of the Nokian in question. Latest test in 225/50 R17 was held by AutoMotorSport in 2020, where WR Snowproof received rating "Good" and finished on the 6. place. It was tested on a BMW 3.
