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Wide array of options delivers optimal gravel gearing for variety of riders
The SHIMANO FC-RX820-1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding. By pairing a 10-45T or 10-51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. The FC-RX820-1 comes in 170, 172.5, and 175 mm crank arm lengths, providing an additional level of customization.
Features

Optimal gearing for mixed-terrain riding
10-45T and 10-51T cassette options serve array of riding styles
42T and 40T chainrings available

Technical Specifications

MODEL NO: FC-RX820-1
SERIES: GRX 12-speed
Average weight: 656 (42T)
Rear speeds: 12
Compatible chain: HG 12-speed
Chain line (mm): 49.7
P.C.D. (mm): 110
Spider/gear arms: 4
Chainring combination: 42T
Q-factor (mm): 151
Crank arm length (mm): 175
Recommended bottom bracket|Threaded (normal): SM-BBR60
Recommended bottom bracket|Press-Fit: SM-BB72
Threaded bottom bracket shell width (mm): 68/70

Shimano GRX FC-RX820 42T 175mm Crankset

by Shimano
SKU: IFCRX8201EXB2
Regular price $219.99
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Wide array of options delivers optimal gravel gearing for variety of riders
The SHIMANO FC-RX820-1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding. By pairing a 10-45T or 10-51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. The FC-RX820-1 comes in 170, 172.5, and 175 mm crank arm lengths, providing an additional level of customization.
Features

Optimal gearing for mixed-terrain riding
10-45T and 10-51T cassette options serve array of riding styles
42T and 40T chainrings available

Technical Specifications

MODEL NO: FC-RX820-1
SERIES: GRX 12-speed
Average weight: 656 (42T)
Rear speeds: 12
Compatible chain: HG 12-speed
Chain line (mm): 49.7
P.C.D. (mm): 110
Spider/gear arms: 4
Chainring combination: 42T
Q-factor (mm): 151
Crank arm length (mm): 175
Recommended bottom bracket|Threaded (normal): SM-BBR60
Recommended bottom bracket|Press-Fit: SM-BB72
Threaded bottom bracket shell width (mm): 68/70

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