The Avon ZZ3's lasted about the same time on my car as the PZero's that came with, the difference being that the Avon's kept gripping until the last mm.
They are great on damp roads too and lots of grip in the corners. For the price, they must be the best on the market.
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Escort 1.6GLE, Escort 1.3, Fiesta 1.3, Fiesta ST!