Description
The new Ultegra Di2 derailleur now gets all the great design features from Dura-Ace.
- Shimano Shadow
- Get a wide gear compatibility
- RD-SS covers: 11-25T to 11-30T
- RD-GS covers: 11-28T to 11-34T
- Maintain race concentration with more intuitive shift control
- System communication with front derailleur
- SHIMANO Synchronized Shift
Specifications
| Manufacturer Warranty | 2 years |
|---|---|
| Position | Rear |
| Transmission Type | Electronic |
| Weight | 242g (SS), 249g (GS) |
| Compatibility | Shimano 11-speed |
| Number of Gears | 11 |
| Capacity | * RD-SS covers: 11-25T to 11-30T * RD-GS covers: 11-28T to 11-34T |
| Groupset Type | Electronic |
| Use | Road |
| Brand | Shimano |
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