The Shimano Ultegra Di2 FD-R8150-F Front Derailleur in a brazed-on mount is a high-performance component designed for road bikes with 2x12-speed drivetrains. This front derailleur offers more compact and faster shifting than ever, ensuring precise and seamless gear changes in all circumstances.

Key Features:
  • Shifting Speed: 45% faster than the FD-R9150 front derailleur for quick gear changes
  • Compatibility: Compatible with HG 12-speed chains for versatile use
  • Chain Line: 44.5 cm chain line for optimal performance
  • Total Capacity: 16 teeth for efficient gear shifting
  • Large Chainring: Compatible with 50-54 teeth large chainrings
  • Mount Type: Brazed-on mount for secure installation
  • Action: Down-swing action for easy shifting
  • Series: Part of the Ultegra R8100 Series for high-performance road cycling
  • Weight: Average weight of 110 grams for a lightweight setup
  • Front Speeds: 2-speed for a wide range of gear options
  • Rear Speeds: 12-speed for a wide range of gear options
  • Chainstay Angle: 61-66° for optimal performance
  • Firmware Update: Firmware update available via the E-TUBE PROJECT for easy maintenance
  • SD300 Port: 1 SD300 port for connectivity

Who is it for?
The Shimano Ultegra Di2 FD-R8150-F Front Derailleur in a brazed-on mount is designed for road cyclists seeking high-performance and precise front shifting for their 2x12-speed drivetrains.
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