Quote:
Originally Posted by Arrowskartax9
Tyre manufacturers are finding it very dificult to manufacture a tyre that fits everyones requirments, eg Wet grip, dry grip, wet braking, dry braking and the big one, Mileage. Also it seems that tyres made for the North American market are different in compound to the European market. The European market like soft compound tyres {Less distances to travel} and the US and Australian markets want more mileage.
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Really.
Tire design is all about tradeoff. Increase dry grip and lose wet grip, increase high speed/high operating temp heat resistance and lose low temp plyability.
All season (M&S rated) tires have a minimum void to rubber ratio of over 30%. Many tire purists define all-season tires as no-season tires (all the design/materal tradeoffs that make them work everywhere cause them to excel nowhere).
I recommend anyone looking at the Ultrac Vorti have a 2nd set of "all around" tires on a spare set of wheels.