Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set
Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set
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Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set
Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set

Shimano ST-RX815 GRX Di2 Hydraulic Disc Brake Set

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$404.99

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Style:Left
Speed:2-Speed
This item is temporary out of stock



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Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.

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Designed for riding on rough roads, through gravel and mud, to be able to carry on in comfort, stress-free, to wherever you want, to allow you to achieve that unique sense of accomplishment. The first groupset designed for Gravel riding Explore beyond

  • Raised hood head prevents hand misalignment and slippage
  • Recessed finger notch prevents upward slipping
  • Anti-slip texture and brake lever coating
  • Improved braking input performance
  • Higher brake lever axis and curved brake lever
  • Improved grip and confidence on choppy surfaces and descents
  • Higher braking efficiency reduces fatigue on long rides
  • Series: Shimano GRX Di2 11-speed
  • Brake Fluid: Shimano mineral oil
  • Pre-bled with BR-RX810 brake caliper and SM-BH90-JK-SSR hose kit
  • Includes K03S Resin finned brake pads (also compatible with K04S, and L04C pads)
  • Brake Mount: flat mount caliper
  • Recommended Brake Rotor: SM-RT800 (sold separately)
  • Free Stroke Adjust: Yes
  • Servo Wave Mechanism: Yes
  • Tooled Reach Adjust: Yes
  • E-tube Ports: 2
  • Compatible Derailleur Type: 11-speed road Di2
  • 1x11 Recommended Cassettes: CS-M8000, 11-40t/11-42t
  • 2x11 Recommended Cassettes: CS-R8000, 11-30t/11-32t; CS-HG800-11, 11-34t
  • Includes OT-SP41 shift housing, and Polymer coated cables

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