Shimano FD-R8050 Ultegra Di2, Brazed-On Type, for Rear 2x11-Speed

The Shimano FD-R8050 Ultegra Di2 front derailleur ensures smooth, precise and effortless shifting between gear ratios thanks to Shimano's renowned Di2 technology. The brazed-on type design guarantees an extremely low profile for road bikes that need a sleek, aerodynamic silhouette, and the 2x11-speed system makes it easy to find the right gear for any terrain.

The SHIMANO ULTEGRA R8050 DI2 front derailleur delivers quick and smooth front shifting even under high pedalling torque. It has programmed chain guide trim settings and can be used in full or semi-SHIMANO SYNCHRONIZED SHIFT modes.

Features

• Quick and smooth front shifting under high-pedalling torque
• Programmed chain guide control
• Shimano Synchronized Shift
• Full and semi-synchronized shifting program
• Redesigned to fit a wider gear pitch without sacrificing shifting performance
• Shorter rear-centre length (410 mm) with 135 mm O.L.D.
• System communication with the rear derailleur, combined with programmed chain guide control means minimal chance of chain drop

Specification

• Model No: FD-R8050
• Series: Ultegra R8050 Series
• Colour: Series colour
• Average weight: 132
• Remarks: * Use with E-BIKE
• Front speeds: 2
• Rear speeds: 11
• Compatible chain: LINKGLIDE, HG 11-speed
• Action|Down Swing: ✔
• Mount|Brazed-On: ✔
• Chain line (mm): 43.5
• Chain stay angle (deg.): 61-66
• Top gear teeth: 46T-53T
• Total capacity: 16T, 17T *
• Link bushings: 2
• Firmware update by E-TUBE PROJECT: ✔
• SD50 port (pcs): 1
• SD300 port (pcs): 0
• SD50 connector (pcs): 0
• SD300 connector (pcs): 0