Shimano Alfine Di2 Motor 11 Speed

Shimano Alfine DI2 Motor 11 speed. Smooth, efficient, and weather proof electronic shifting is now available for the commuter and touring cyclist. Shimano Alfine Di2 is a revolution in combining bombproff durability and the latest high technology into one seamless package. This motor unit is for use with the Shimano Alfine Di2 11 speed hub. It is only compatible with 11 speed Di2 Alfine hubs item 50 2765. This motor unit can be used with Alfine 11 speed Di2 switch shifters AND Shimano Ultegra Dura Ace Di2 road shifters. All Di2 components require the same firmware version to operate correctly. Hub, cog, shifters, control unit, battery, and wiring harness not included.