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Updated with a SHIMANO SHADOW RD design, the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance and optimized shifting performance. The RD-8050 Di2 versions offer the digital precision of SHIMANO electronic shifting and synchronized shifting.
SHIMANO ULTEGRA - DI2 Rear Derailleur - Medium Cage - SHIMANO SHADOW RD - 11-speed
Updated with a SHIMANO SHADOW RD design, the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance and optimized shifting performance. The RD-8050 Di2 versions offer the digital precision of SHIMANO electronic shifting and synchronized shifting.
| MODEL NO | RD-R8050-GS |
|---|---|
| SERIES | ULTEGRA R8050 Series |
| Color | Series color |
| Average weight | 247 |
| Remarks | * w/o Bracket spec. available |
|---|---|
| Rear speeds | 11 |
| Top-normal spring type|SHIMANO SHADOW RD | ✔ |
| Mount|Direct attachment (Conventional) | ✔ |
| Mount|Direct Mount | X* |
| Max. front difference | 16T |
| Total capacity | 37T |
| Low sprocket|Max. | 34T |
| Low sprocket|Min. | 28T |
| Top sprocket|Max. | 12T |
| Top sprocket|Min. | 11T |
| Fluoric coated link bushings | 4 |
| Pulley|G pulley bearing | ✔ |
| Pulley|T pulley bearing | ✔ |
| Pulley|Teeth | 11 |
| Pulley|Sunken type pulley bolt | ✔ |
| B-axle|Hollow axle | ✔ |
| B-axle 2|Hollow axle | ✔ |
| Di2 connectivity wired|Di2 shifting | ✔ |
| Firmware update by E-TUBE PROJECT | ✔ |
| SD50 port (pcs) | 1 |
| SD300 port (pcs) | 0 |
| SD50 connector (pcs) | 0 |
| SD300 connector (pcs) | 0 |
| Charging port (pcs) | 0 |
