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

Shimano Dura-Ace Di2 RD-R9250 Rear Derailleur (Black) (12 Speed)
Price: $814.99

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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.


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

Speeds: 12 Speed
Tooth Capacity: 28T - 34T (Low Sprocket), 11T (Top Sprocket)
Cable Pull: Electronic (Di2)
Cage Length: One Size
Color: Black
Weight: 215g

This product was added to our catalog on October 5, 2021