Old 02-24-07, 10:15 AM
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Sheldon Brown
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Join Date: Jul 2002
Location: Newtonville, Massachusetts
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Originally Posted by box of water
Hey all, I just bought a set of Speediums & there are a bunch of V cuts in the center of the tread. If I'm looking directly at the front of the front tire, should those V's be pointing up or down? There isn't a directional arrow on the tire, either. Thanks!
Tread on road bike tires is purely ornamental, so it doesn't actually matter a lick.

For situations where the tread does matter, chevron type patterns generally want to be installed so the point of the chevron hits the ground first, i.e., as you look down at the top of the tire, it looks like this:

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