Shimano GRX FC-RX820 1x Chainring
February 17, 2025$100.00 – $111.00
1x chainring for your Shimano 12-speed GRX RX610 and RX820 crankset!
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Shimano GRX FC-RX820 1x Chainring
The Shimano GRX FC-RX820 1x Chainring is compatible with 12-speed Shimano GRX cranksets. The aluminum construction uses Hollowglide technology to create a stiff and light chainring. They are available in 40T and 42T sizes and fit Shimano HG chains.
Other Versions to Consider
GRX 810 1x: If you are using an 11-speed Shimano GRX groupset, we carry the Shimano GRX FC-RX810 1x Chainring.
GRX 820 2x: If you are using a 12-speed Shimano GRX groupset and want to maximize your gear range, consider Shimano GRX FC-RX820 2x Chainrings.
Compatibility
- Crankset: Compatible with Shimano GRX RX610 and RX820 cranks
- Chain: Compatible with GRX 12-speed drivetrains
Specs
- Color: Black
- BCD: 110x4
- Speeds: 12-speed
- Material: Aluminum
- Weight: 40T - 78 grams | 42T - 88 grams
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THIS PRODUCT IS FREQUENTLY BOUGHT WITH
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Fits Shimano GRX RX810 and 820 cranksets
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Wolf Tooth WT-1 Chain Lube$18.95Premium synthetic chain lubricant plus a drivetrain treatment in one bottle!
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The best chain lube we've ever used - PMC staff favorite
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Shimano Ultegra/XT-level chain. Compatible with all 12-speed road and MTB drivetrains including e-Bikes
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