Shimano Dura-Ace 11-Speed Rear Derailleur (RD-9100)

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Shimano's premier mechanical groupset fights back against it's sister Di2 components! Dura-Ace 9100-series components adopt the improved protective and durability features of Di2 and refine shifting mechanics for the crispest, lowest-effort shifting ever.

  • Designed for Dura-Ace 9100 11-speed drivetrains
  • Precise, crisp, shifting performance¬†across the cassette
  • Low profile rear derailleur design for improved protection from impact
  • Direct Mount interface for improved stability on the frame
  • Maximum allowed sprocket - 30T
  • Smallest allowed sprocket - 11T
  • Maximum chainring differential - 16T
  • Weight: 185g