Updated10/13/2006
Date codes on Shimano equipment Shimano History web page
OriginalShimano Dura Ace | ||||
 The "Crane" derailleur! |  The first D.A. hubs! |  A new pattern in the D.A. cranks... |   The short-lived DA center pull brake |  The side pull brake set! |
Dura Ace derailleur set in original packaging. | |
Introduced in 1981, AX parts were perhaps one of the most audacious efforts to redesign modern racing "gear." The aerodynamic-to-the-max effort made the AX truly ahead of its time! Sadly (?) the world was not ready for this futuristric group and after two years of production, the plug was pulled! | |
 David Ware and Wayne Stetina at speed on their AX equipped Tommasini bikes in 1982. |  Dura Ace AX group.
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| SANTEComponents Introduced after the Aero style components in the mid 1980s, Sante was positioned below Dura Ace and above Ultegra 600. This group was intended to be a stylish semi Pro level package.. | |
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| DEOREComponents (Before they used that name for Mountain Bike parts!) A unusual blend of new design and traditional French cues.... | |
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