Thread: Headset bearing
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Old 02-01-22 | 11:14 AM
  #17  
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70sSanO
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From: Mission Viejo

Bikes: 1986 Cannondale SR400 (Flat bar commuter), 1988 Cannondale Criterium XTR, 1992 Serotta T-Max, 1995 Trek 970

Originally Posted by mrwang199432
Thanks. I rang Specialized and for anyones future reference the bearings for the Specialized allez are:

upper: MH-P08F
lower: MH-P21

The upper bearing apparently is the only on the market with a small inner lip, any other bearing with the same measurements wont fit.
Good job.

That is really all you need. There is nothing special(ized) about those bearings. I’m pretty skeptical that the bearing industry decided to manufacture a proprietary bicycle mfg spec.

Now just search for those and you’re set.

John
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