Installation guide: Di2 wired shift levers
Learn how to install Di2 drop bar levers commonly used on Di2 road bikes or Di2 gravel bikes. I'll walk you through the process and give you some useful tips.
Dual Control Lever
Ultegra ST-6870
A set of ST-6870 Dual Control levers weighs about 300g for a pair and both of them are equipped with two e-Tube ports and a remote sprinter shifter port.
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These previous generation Di2 levers are suitable for rim brakes and possibly mechanical disc brakes. The brake lever clamp band supports 23.8 - 24.2 mm diameter bars (standard road drops).
These 6870 levers do not have a button on top of the hoods.
Specifications
- Model code: ST-6870
- Series: Ultegra (6870)
- Weight: 166g (per lever)
- Speeds: 10 / 11
- Number of switches: 2
- SD50 ports: 2
- Satellite Shifter ports: 1
- Wire shifting: Yes
- Wireless shifting: No
- Reach adjust: Yes
- Brake type: Rim
Related components
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Change button setup - enable buttons on Di2 shifter hoods
Modern Di2 shift levers have buttons on top of the hoods, but unless you're on 12-speed Di2, their default function only works with a wireless unit or d-fly. Learn how to set these buttons to shift derailleurs.
Change your Di2 lever free stroke and reach
Do you have small hands? Or extra large hands? Read this page to figure out how to change your Shimano Di2 shift lever (or shifter) reach.