Nokian Tyres is introducing a new range for the coming winter. It describes this addition to its product portfolio, the Nokian WR A4, as a “premium winter tyre” and “the ultimate weather master.” The WR A4 carries the 3PMSF ‘snowflake’ marking and will be available in 51 sizes for 16 to 21-inch rim diameters and speed ratings from H up to W, including XL load capacity and run-flat versions.