Ultegra R8150 Di2 Rear Derailleur (12-Speed)
Ultegra R8150 Di2 Rear Derailleur (12-Speed)
Ultegra R8150 Di2 Rear Derailleur (12-Speed)

Ultegra R8150 Di2 Rear Derailleur (12-Speed)

IRDR8150A

Regular price$409.99
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Type

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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With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes.

FEATURES:

  • Compact design includes an integrated wireless unit, charger, switch
  • Wider range capacity
  • Max. low sprocket 34t
  • LED status indicator
  • Battery indicator, pairing, adjust mode etc.

SPECS:

  • Largest Cog: 34
  • Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
  • Chain Wrap Capacity (teeth): 39
  • Rear Der/Shifter Compatibility: Shimano Road Di2
  • Cage Length: Medium
  • Drivetrain Speeds: 12