1975, they were developed in cooperation with Michelin to work with the then new Michelin Elan tires thus the "E" in Module E.
There' more info in the Archives: http://search.bikelist.org/
Search under Elan and Module E or Module-E
Chas. Colerich Oakland, CA USA
Anthony Taylor wrote:
> Can anyone tell me when Mavic introduced their "Module E" rims?
> Thanks
>
> Tony Taylor
> Manchester NH