Barum Polaris 3 is a winter tyre made in total of 65 sizes, ranging from R13 to R13 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 225/50 R17 is 90mm wider than the narrowest dimension (135) and 20mm narrower than the widest one (245). 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 Barum Polaris 3 - "H","V", which are good for speeds up to 210, 240 km/h. In 225/50 R17, Polaris 3 usually competes against WinTech, which is a tyre from Viking with a rating of 59%, compared to 0% of the Barum in question. Latest test in 225/50 R17 was held by Autobild in 2017, where Polaris 3 received rating "Satisfactory" and finished on the 16. place. It was tested on a .
