Shimano - Di2 System Information Display - E-Tube - D-Fly Wireless System

The Shimano SC-M9051 serves as a display, charging port, and wireless communication connector for E-Tube compatible Di2 systems.


D-fly - D-Fly is a wireless data transmitter that easily connects DI2 and Shimano Steps rider performance data with E-Tube compatible cycle computers.

E-Tube - The E-Tube platform's “Plug & play” and D-Fly wireless connections make it easier than ever to check the system's status, and apply customized settings to DI2 and Shimano Steps components with a PC, tablet or smart phone.


Identify system status at a glance - Battery level/Gear position/Shift mode (synchronized or manual)/SUS position (Climb/Trail/Descend)
Shimano Synchronised SHIFT mode switch - 3 modes available (S1/S2/Manual). Audible Shimano Synchronised Shift notification tone. SC-M9051 is required for Synchronised Shift
Precision derailleur adjustment - Easy access adjustment mode. Numerical adjustment indicator
Junction A function - Battery charging port. 3 E-Tube ports
Wireless communication - E-Tube setting with smart phone/tablet


Average weight 30 g
Remarks 2 Spec of clamp band diameter φ31.8 and φ35.
Display function - Gear indicator - Rear 11
Display Function Shifting Mode (Manual/Synchronised SHIFT), Suspension Mode, Shifting Adjust Mode, Battery charge level
Firmware update by E-tube Project Yes
Setting Function Shifting adjust
Di2 System Function Shifting adjust indicator, System diagnosis, Charging port for built-in battery, Synchronised Shift mode change
Display function - Gear indicator - Front 1/2/3
Adjust button Yes
Attachment position Handle bar
Compatible System E-Tube System
E-tube port (Qty) 3
For Di2 system - Compatible charger SM-BCR2
Wireless system ANT private, Bluetooth LE

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