Shimano GRX RX820 1x12S Disc groupset

Shimano GRX RX820 1x12-Speed Groupset

Mechanical 1x12-speed gravel drivetrain designed for reliability, control, and comfort on mixed terrain. Built specifically for gravel riding, offering stable shifting, strong braking, and ergonomic performance in all conditions.

• 1x12-speed mechanical shifting system

• Optimized for gravel and off-road use

• Increased chain stability with integrated stabilizer

• Hydraulic disc braking system

• Compatible with 10-45T / 10-51T cassettes

• Ergonomic GRX lever design for better control

Included:

• Shimano XT CS-M8100 12-speed cassette (Micro Spline) ×1

• Shimano GRX FC-RX820-1 1x12-speed crankset ×1

• Shimano CN-M8100 12-speed chain ×1

• Shimano GRX RD-RX822-SGS rear derailleur ×1

• Shimano GRX BL-RX820-L left lever + BR-RX820 caliper ×1

• Shimano GRX ST-RX820-R right lever + BR-RX820 caliper ×1

• Shimano RT-MT800 160 mm disc rotors ×2