Shimano GRX FC-RX820 1x12 Crankset - 175 mm 40T Black
The Shimano GRX FC-RX820-1 HOLLOWTECH II 1x12-speed crankset is expertly designed to deliver an ideal balance of low weight and high efficiency for mixed terrain riding. Tailored specifically for gravel biking, this crankset features gear ratio options that meet the unique demands of gravel cycling, providing an even rhythm with narrower gradations. Experience enhanced performance and reliability on your adventures with the GRX FC-RX820, ensuring you conquer any trail with confidence.

Technical data

Area of use: gravel, cyclocross

Group: GRX

Model: FC-RX820-1

Graduation: 40 teeth

Q Factor: 151mm

Case width: 68 / 70mm

Shift steps front: 1-fold

Shift levels rear: 12-speed

Recording: Hollowtech II

Compatible chain: 12 speed HG

4-arm spider: Yes

Bolt circle: 110mm

Chainline: 49.7mm

Recommended pressfit bottom bracket: SM-BB72

Recommended bottom bracket BSA: SM-BBR60

Shimano GRX crank FC-RX820 1x12 175 mm 40T Black