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Shimano GRX FC-RX820 2x 12-Speed Crankset
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Shimano GRX FC-RX820 2x 12-Speed Crankset

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MSRP: $249.99
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Keep Up When The Road Gets Rough

For riders seeking the best of both worlds, the new Shimano GRX FC-RX820-2 12-Speed Crankset anchors the GRX 2x12 RX820 UNDROPPABLE drivetrain, utilizing a gravel-optimized 48/31 front chainrings that, when paired with an 11-34T or 11-36T cassette, deliver an ultra-wide gear range for spinning a comfortable cadence when cruising the flats, smashing endless dirt road rollers, or tackling a massive backcountry climb.

The Next Generation Of Gravel

With the introduction of Shimano GRX RX820 12-speed mechanical components, SHIMANO continues its legacy of innovation as the originator of gravel-specific components. Rooted in simplicity, reliability, and adventure, the new 12-speed GRX lineup delivers more gearing options along with unrivaled ergonomics so riders get the most out each unpaved adventure, wherever that might be. With a focus on the heart and soul of gravel cycling, Shimano mechanical GRX receives this 12-speed upgrade delivering top-tier performance without an over-the-top price. And since gravel is all about personal expression and freedom to choose how and where to ride, Shimano GRX includes three unique 12-speed mechanical drivetrain personalities to cover the full spectrum of riders and rides.


  • 2x12-speed gearing
  • Crank arm length: 170 mm, 172.5 mm, 175 mm
  • Chainring combination: 48-31T
  • SHIMANO HOLLOWTECH II construction
  • 721 grams (172.5 with 48/31t chainrings

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.


48/31t - 170mm

Mfg PartNum: IFCRX8202CX81 

48/31t - 172.5mm

Mfg PartNum: IFCRX8202DX81 

48/31t - 175mm

Mfg PartNum: IFCRX8202EX81 

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