Shimano GRX 820 Single Groupset
Be Unstoppable with the complete GRX 820 12-Speed Single Groupset.
Now in 12-speed, Shimano's gravel groupset comes with a 10-51 cassette and 40 tooth chainring so you can take on any terrain.
In the Box
- ST-RX820 GRX 12-speed STI bled with BR-RX820 flat mount calliper, right front
- BL-RX820 GRX hydraulic disc brake lever bled with BR-RX820 calliper, left rear
- RD-RX822 GRX 12-speed rear derailleur, Shadow+, max 51T for single
- FC-RX820 GRX chainset 40T, single, 12-speed, Hollowtech II
- CS-M8100 XT 12-speed cassette 10 - 51T
- CN-M8100 XT/Ultegra chain with quick link, 12-speed, 126L
- Greater comfort and control on mixed-terrain
- Streamlined cockpit lets you stay focused
- Optimal gearing for mixed-terrain riding
- Silent and secure rear shifting on rough terrain
- Wider tire clearance
- 10% wider pad clearance decreases brake noise
- Maintenance-friendly bleeding process
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