SHIMANO GRX Chainring for FC-RX810-1

With an optimized tooth profile, the GRX 1-speed chainring keeps the chain secure even under demanding pedaling. Shimano developed this component specifically for gravel terrain, using lightweight aluminum to increase torsional stiffness and durability. Tighter gear steps ensure a smooth and fatigue-free cadence.

Technical Specifications

• Intended Use: Gravel, Cyclocross
• Material: Aluminum
• Technology: HG-EV
• Bolt Circle Diameter: 110 mm (asymmetrical)
• Attachment: 4-arm spider
• Number of Teeth: 40
• Compatible Crankset: SHIMANO FC-RX810-1 (1-speed)
• Compatible Chain: 11-speed (HG-EV 11-speed, HG-X11)
• Chain Line: 49.7 mm
• Offset: Standard
• Adjustment Options: None
• Color: Black
• Weight (measured): 78g
• Scope of Delivery: 1 x SHIMANO GRX FC-RX810-1 Chainring