Shimano Dura-Ace Di2 11-Speed Shifters (ST-R9150PA)

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Shimano's Dual Control Levers for 2x11-speed Di2 drivetrains with mechanical bakes.


  • Dedicated brake lever shape, stroke, contact point, stiffness and dedicated shift paddles
  • Light weight
  • Carbon composite/plastic hood
  • Intuitive, quicker shifting operation
  • More defined click feeling and ergonomic shift lever position
  • Customizable function to fit any riding style
  • More control and confidence in race conditions
  • Each switch has the option for multi-shift ON or OFF
  • E-TUBE project
  • Ergonomic hood shape with improved thickness & softness
  • Simple set up and maintenance
  • Easily replaceable/openable hood cover


  • Weight: 230g (ST9150) Pair
  • Series: Dura Ace Di2 R9150
  • Application: Road
  • Gearing: 2x11-speed
  • Type: dual control (STI)
  • Shift Lever: Di2 (electronic)
  • Brake Lever: mechanical
  • Lever Material: CFRP
  • Body Material: CFRP, painted
  • Handlebar Diameter: 23.8 – 24.2 mm
  • Reach Adjust: yes
  • Number of E-Tube Ports: 2
  • Number of E-Tube Connections: 0
  • Number of Sprinter Shifter Ports: 1
  • Technology: E-tube, SLR-EV