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Electric Wire

The Shimano EW-SD50 electric wire connects the individual parts of the Di2 system to each other. They're available in a bunch of different sizes. You'll need about 6 of them, depending on your specific setup and frame size. The generally available sizes are:

  • 150mm
  • 250mm
  • 300mm
  • 350mm
  • 400mm
  • 500mm
  • 550mm
  • 600mm
  • 650mm
  • 700mm
  • 950mm
  • 1000mm
  • 1200mm
  • 1400mm
  • 1600mm (e-bike only)
EW-SD50

Details & specifications

Shimano model codeEW-SD50
Shimano model nameElectric Wire
Weight5 g
SeriesUltegra 6770, Ultegra 6780, Ultegra R8000, DURA-ACE 9070, DURA-ACE R9150
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