Di2 E-Bike Components and Accessories
Shimano Di2 is available at different price points for all bike types - this specific page lists all E-Bike or Urban Di2 components.
If you're looking for road / mtb / gravel info, go to the road / gravel / mtb Di2 components page.
Non-series components
All of the Di2 hardware is completely cross-series compatible, meaning that you can mix Ultegra with DURA-ACE and even mtb components if you want to. The hardware below is used on both the Ultegra and DURA-ACE groupsets - and MTB and GRX as well.
Shifting Lever
Shifting Switch
Battery
Wire
- Y-splitter Cable - EW-JC130
- Di2 Electric Wire Cover - SM-EWC2
- Electric Wire / e-Tube cable - EW-SD50
- Electric Wire / e-Tube cable - EW-SD300
- EW-SD50 x EW-SD300 Electric Wire Adapter - EW-AD305
- Di2 Electric Wire Cover for EW-SD300 - EW-CC300
Communications
- Wireless Unit / D-Fly (ANT, deprecated) - SM-EWW01
- Inline D-Fly / Wireless Unit - EW-WU111
- Seatstay D-Fly Wireless Unit - EW-WU101
Junction A
- Junction and Wire Harness (deprecated) - SM-EW67-A-E
- Below-the-stem Junction A - SM-EW90-A, SM-EW90-B
- Frame/Handlebar Junction - EW-RS910
Junction B
- Internal Junction B - SM-JC41
- External Junction B - SM-JC40
- Inline 2-port Junction - EW-JC200
- Inline 2-port Junction - EW-JC302
- Internal Junction B - EW-JC304
Accessoires
Diagnostics
Tools
- Cable Plug Tool for Di2 - TL-EW02
- PRO Internal Routing Tool - PRTL0080
- Shimano Disc Brake Hose Cut and Set Tool - TL-BH62
- Park Tool Oversized Adjustable Saw Guide - SG-7.2
- Cable plug tool for Di2 - TL-EW300
Battery Holder
- External Battery Mount (deprecated) - SM-BMR1 / SM-BMR2
- External Battery Mount - BM-DN100-S, BM-DN100-L, BM-DN-100-I
- External mount for Internal battery - SM-BTC1
- PRO Fork Steerer Di2 battery holder - PRHS0110
Front Derailleur Mount Adapter
Battery Charger
Alfine S7050 / S705 (2013)
In 2013 Shimano released the first version of the Alfine S705 series. Then in 2017 / 2018 they announced the revised Alfine series, S7050.
