Correct answer
Help disperse water when the road is wet.
It helps disperse water from the contact area on wet roads and contributes to grip. It is not merely decorative and does not eliminate loss-of-grip risk: accumulated water, speed, pressure and tyre condition also matter. Keep tyres in good condition and adapt speed to the conditions.
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Help disperse water when the road is wet.
Serve only as decoration, with no effect on grip.
Completely eliminate loss-of-grip risk at any speed.
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