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Shimano Dura-Ace Di2 RD-R9250 Rear Derailleur (Black) (12 Speed) (Electronic)

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Shimano Dura-Ace Di2 RD-R9250 Rear Derailleur (Black) (12 Speed)
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Expected May 26, 2025
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Price: $814.99
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Shimano Dura-Ace Di2 RD-R9250 Rear Derailleur Description:

The Shimano Dura-Ace Di2 RD-R9250 Rear Derailleur brings a whole new level of ease to electronic shifting. Compared to previous Di2 derailleurs, shifts are 58% faster and more precise. Available in only a single cage length, it is now compatible with wider range cassettes, from 28 to 34 tooth cogs max. With an integrated charging port and LED status indicator light, keeping your shifting powered up and connected has never been simpler.


Features:

  • Fastest ever rear shifting, 58% faster than RD-R9150
  • Compact design includes an integrated wireless unit, charge port, switch
  • LED status indicator: Battery indicator, Pairing, Adjust mode etc.
  • Wider range capacity: max. sprocket: 34T
  • Carbon fiber reinforced polymer rear derailleur plate
  • Di2 charging cable sold separately

Specifications:

  • Speed: 12 Speed
  • Shifter Compatibility: Shimano Di2
  • Shift Mechanism: Electronic (Wireless)
  • Max. Tooth: 34T
  • Min. Tooth: 11T
  • Chain Wrap Capacity: 39T
  • Cage Material: Carbon
  • Chain Retention: Shadow
  • Color: Black
  • Weight: 215g

This product is expected to become available for purchase on Monday, May 26, 2025

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