SHIMANO ULTEGRA - DI2 Rear Derailleur - Medium Cage - SHIMANO SHADOW RD - 11-speed
Blending performance and style, the SHIMANO ULTEGRA 6800 series rear derailleurs deliver accurate shifting and light action. The RD-6870 DI2 versions offer the digital precision of SHIMANO electronic shifting.
TECHNOLOGIES
PRODUCT SPECIFICATIONS
| MODEL NO | RD-6870-GS |
|---|---|
| SERIES | SHIMANO ULTEGRA 6870 Series |
| Average weight | 268 g |
| Direct attachment | ✔ |
| 11TPulley | ✔ |
|---|---|
| Top-Normal spring type_ Double servo | ✔ |
| Top-Normal spring type_SHADOW RD | ✔ |
| E-tube connector (pcs) | 0 |
| E-tube port (pcs) | 1 |
| Firmware update by E-TUBE Project | ✔ |
| Fluoric coated link bushings | 4 |
| Low sprocket_Max. | 32T |
| Low sprocket_Min. | 28T |
| Max front difference | 16T |
| Pulley cage | GS |
| Rear speeds | 11 |
| Sealed bearing guide pulley | ✔ |
| Sealed bearing tension pulley | ✔ |
| Top-Normal Spring Type | Double servo |
| Top sprocket_Max. | 12T |
| Top sprocket_Min. | 11T |
| Total capacity | 37T |
SERIES LINE-UP
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PC Linkage Device SHIMANO PC Linkage Device Mini USB Port
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Rear Derailleur SHIMANO ULTEGRA Short Cage DI2 Rear Derailleur 11-speed
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Shifting Switch (DI2 spec.) SHIMANO DI2 Remote Sprint Shifter
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Brake SHIMANO Post Mount Hydraulic Disc Brake Caliper
