These unstudded winter tyres have a diameter of 21", width of 315 mm and a profile of 0%. The maximum allowed speed is V (240 km/h), and describes the maximum permissible speed of the tire.
From Tyres
Vredestein Wintrac Pro (315/40 R21 115V)
Tirendo
Vredestein Wintrac Pro ( 315/40 R21 115V XL )
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