Overview
The Shimano FD-R8150 Ultegra Di2 Front Derailleur 2x12-speed offers improved compactness and faster performance. With the new Di2 platform and HYPERGLIDE+ technology, it delivers precise and seamless front shifts in any situation. Utilizing scientific advancements and Shimano's expertise in road cycling, this front derailleur is designed for quick, efficient and smooth chainring transitions.
FEATURES
Our fastest ever front shifting, 45% faster than FD-R9150Smaller, sleeker, lighterFrontal area reduced by 33%Weight cut to 116 g
Top gear teeth capacity: 46-52T
| Average weight | 110 |
|---|
| Front speeds | 2 |
|---|---|
| Rear speeds | 12 |
| Compatible chain | HG 12-speed |
| Action|Down swing | ✔ |
| Mount|Brazed-on | ✔ |
| Chain line (mm) | 44.5 |
| Chainstay angle (deg.) | 61-66 |
| Top gear teeth | 46-52T |
| Total capacity | 16T |
| Link bushings | 4 |