Federal Evoluzion ST-1 is a summer tyre made in total of 61 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 30mm wider than the narrowest dimension (195) and 50mm narrower than the widest one (275). 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, Evoluzion ST-1 usually competes against
Protech NewGen, which is a tyre from
Viking with a rating of 40%, compared to 48% of the
Federal in question. Latest test in
225/50 R17 was held by Teknikens in 2020, where Evoluzion ST-1 received rating "" and finished on the 8. place. It was tested on a
Volvo V90.
