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How to Change Gear Tooth Count for Electronic Shifters
When using electronic shifters, gear tooth count may be automatically configured by the shifting system or entered manually. To pair the shifting system to your Edge® cycling computer, refer to your owner's manual.
Accessing the Sensor Settings
Confirm the shifting system is awake and connected to your Edge.
Select Menu.
Select Settings if applicable.
Select Sensors.
Select the previously paired shifting system.
Select Sensor Details.
Automatic Configuration
Shimano's Di2 system utilizes a private ANT+ implementation, allowing you to set the gear tooth count in the Shimano E-TUBE PROJECT App and the Edge will automatically use those values when the system is paired.
When Automatic is enabled in the sensor details, the option to change the gear tooth count on the Edge is disabled.
Gear Presets
Di2
The Di2 System will share information about the number of speeds with the Edge. Gear sets corresponding to the number of speeds the system offers can be selected from this menu.
Example of a 12 speed Di2 System gear preset options:
Other Systems
You will have preset gear tooth options for various speeds.
Custom Values
On Shimano Di2 and other systems, you can enter custom values for each gear:
Shifting Mode
Compatible Shimano Di2 systems offer automatic synchronized shifting modes. For more information and how to customize your modes, refer to Shimano E-TUBE PROJECT App.
Mode M: Full manual shifting
Mode S1: Semi Synchro shift
Mode S2: Full Synchro shift
