R9250 Dura-Ace Rear Derailleur (12 Speed)
R9250 Dura-Ace Rear Derailleur (12 Speed)
R9250 Dura-Ace Rear Derailleur (12 Speed)

R9250 Dura-Ace Rear Derailleur (12 Speed)

IRDR9250E

Regular price $814.99 Sale price$610.95 Save 25%
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Style
Series

California Region

  • San Rafael Available
  • Sausalito Available
  • Berkeley Available
  • Palo Alto Available
  • San Francisco Available
  • Sacramento Available
  • Los Gatos Available
  • Petaluma Available
  • Walnut Creek Available
  • San Jose Available
  • Pleasanton Available
  • Folsom Available
  • Roseville Available
  • Stanford Research Park 2-4 days 10-14 days
  • Distribution Center Available
  • Distribution Center Available

Colorado Region

  • Denver East Available
  • Denver Downtown 2-4 days 10-14 days
  • Highlands Ranch Available
  • Parker 2-4 days 10-14 days
  • Distribution Center 2-4 days 10-14 days

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

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The Shimano Dura-Ace RD-R9250 rear derailleur integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worthy of any podium. A single cage length shifts cassettes from 11-28 to 11-34, offering exceptional versatility.

FEATURES:

  • Ultra-fast rear Di2 shifting
  • Compact design includes an integrated wireless unit, charger, switch
  • Wider range capacity
  • Max. low sprocket: 34t
  • CFRP rear derailleur plate
  • LED status indicator

SPECS:

  • Largest Cog: 34t
  • Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
  • Chain Wrap Capacity (teeth): 37t
  • Rear Der/Shifter Compatibility: Shimano Road Di2
  • Drivetrain Speeds: 12