[CR]Shimano date codes

Example: Events:Cirque du Cyclisme:2007

Date: Fri, 22 Oct 2004 20:33:46 +0900
From: Dennis Young <mail@woodworkingboy.com>
To: <classicrendezvous@bikelist.org>, <t.kielman@comcast.net>
In-Reply-To: <MONKEYFOODcR4ZDgC8100000189@monkeyfood.nt.phred.org>
Subject: [CR]Shimano date codes

Note the Shimano date codes page at the CR site:


Z and J first generation?....Not according to the codes, way later.

Dennis Young Hotaka, Japan (what a mother of a typhoon that just visited here)

> I have a set of the satiny high flange Dura Ace track hubs,I believe 1st
> generation.Both hubs have a letter Z and J marking on the barrels below the
> stamped Shimano logo.Any ideas as to what these markings signify?
> Cheers,
> Todd Kielman
> Chicago Il.
> ---------------