Thread: Swiss thread BB cup ID
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Old 03-17-23 | 04:22 PM
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Originally Posted by awac
Lol, of course, Duh! August 1978 -CH. What was the chance of that for a Swiss bottom bracket?



Shimano date code found on crankbased wordpress site
Does anyone know, did they quit using the two-letter code after 2003, or is that just when this chart was made?
Speaking of funny coincidences, they recalled a batch of 74 mm BCD granny rings, and the ones that were no good had the date code NG.

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Mark B
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