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Shimano GRX Di2 RX815 2x 11-Speed Groupset
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Shimano GRX Di2 RX815 2x 11-Speed Groupset

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Mfg PartNum:
rating(1 customer reviews)
set $1,667.89
MSRP: $2,452.78
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SHIMANO GRX RX815 2x 11-Speed Di2 Groupset, with its gravel specific ergonomics, optimized gearing, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world.

This isn't just a reworked set of road components. It represents a ground-up look at how cyclists want to explore their world. SHIMANO GRX helps you eliminate excuses, instead urging you to try that rough sidetrack or ride that little bit longer.


  • Shimano Di2 electronic shifting
  • Hydraulic disc braking
  • 2x Range and versatility
  • Ultegra 11-32 cassette
  • Cranks sold separately


  • Pre-Bled Shifter/Brake,ST-RX815(L), BR-RX810 (F), Resin Pad (W/Fin), 1000mm
  • Pre-Bled Shifter/Brake, ST-RX815(R), BR-RX810 (R), Resin Pad (W/Fin), 1700mm
  • Rotor For Disc Brake, SM-MT800, S 160mm, W/Lock Ring
  • Rotor For Disc Brake, SM-MT800, S 160mm, W/Lock Ring
  • Front Derailleur, FD-RX815, GRX, Down-Swing, Brazed-On Type
  • Rear Derailleur, RD-RX815, GRX,11-Speed, Top Normal, Shadow Plus
  • CS-R8000, Ultegra, 11-Spd, 11-32t
  • Bicycle Chain, CN-HG701-11, 11-Spd (Road/MTB/E) Ultegra
  • Junction-A, RS-910 Internal/Bar End Junction Box
  • Internal Junction Box For Ultegra Di2
  • Split Root Y-Wire Size Medium (350/450/50)
  • JC-200 Inline Connector. Connect Y-Wire To Downtube Wire
  • Electric Wire,750mm Black
  • Electric Wire,1000mm Black
  • Electric Wire,250mm Black, Ind. Pack
  • Electric Wire,750mm Black
  • Electric Wire,700mm Black
  • BT-DN110 Battery, Built-In Type
  • Battery Charger, SM-BCR2

B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.

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Mfg PartNum: GRX8102EX81KIT 


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Solid Group Set Perfect for the Task
by Anonymous
Competitive Racer
1 of 2 customers found this review helpful.

I love this groupset for gravel stuff...or heck, commuting on crap roads, too. It is solid, shifts great, and the shape of the hoods is ideal for me.

Reviewed 2/29/2024
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