More compact and faster than ever, the ULTEGRA R8150 front derailleur performs digitally precise front shifts under any circumstances.
Combining Shimano’s new Di2 platform and the road incarnation of HYPERGLIDE+, the ULTEGRA R8150 front derailleur shifts between chainrings with our fastest, most seamless action.
FEATURES
- Our fastest ever front shifting, 45% faster than FD-R9150
- Smaller, sleeker, lighter
- Frontal area reduced by 33%
- Weight cut to 116 g
- Top gear teeth capacity: 46-52T
PRODUCT SPECIFICATIONS
| MODEL NO | FD-R8150 |
|---|---|
| SERIES | ULTEGRA R8100 Series |
| Color | Series color |
| 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 |
| Firmware update by E-TUBE PROJECT | ✔ |
| SD50 port (pcs) | 0 |
| SD300 port (pcs) | 1 |
| SD50 connector (pcs) | 0 |
| SD300 connector (pcs) | 0 |
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