Shimano GRX FC-RX820-1 Chainring 12s Black

SHIMANO GRX FC-RX820-1 CHAINRING 42T 12s BLACK

The 42-tooth Shimano GRX chainring is a genuine replacement part specifically designed for FC-RX820-1 12-speed single-chainring cranksets. Its design is optimized for Gravel riding, providing efficient power transmission and reliable chain retention even on uneven terrain.

Made from aluminum, it combines stiffness, strength and low weight. It features a four-arm mounting system with a 110 mm BCD and is designed to work with Shimano HG 12-speed chains.

This 42-tooth version offers a balanced gear ratio for riders looking to combine speed on flat terrain with the ability to tackle climbs in a 1x12 configuration.

FEATURES:

• Use: Gravel
• Series: Shimano GRX
• Compatible model: FC-RX820-1
• Type: Single chainring
• Configuration: 1x12-speed
• Number of teeth: 42T
• Speeds: 12s
• Compatible chain: Shimano HG 12-speed
• PCD/BCD: 110 mm
• Number of arms: 4
• Material: Aluminum
• Tooth finish: Anodized
• Body finish: Painted
• FC-RX820-1 crankset chainline: 49.7 mm
• Color: Black/GRX series color
• Mounting bolts: Not included
• Compatible bolts: Shimano Y0JR98050 M8x9
• Reference: Y0SB98020
• EAN: 4550170848927
• Quantity: 1 unit

IMPORTANT:

• Specifically designed for Shimano GRX FC-RX820-1 cranksets.
• Do not confuse with inner or outer chainrings intended for GRX double-chainring configurations.

Brand: Shimano