SHIMANO

GRX FC-RX610-1 Crankset - 170mm 40 Tooth 12-Speed 24mm Spindle 110 BCD

$231.95

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The SHIMANO GRX FC-RX610-1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding.

The SHIMANO GRX FC-RX610-1 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 38T or 40T chainring, riders can choose closer gear steps or ultimate range depending on personal need. The FC-RX610-1 comes in 165, 170, 172.5, and 175 mm crank arm lengths, providing an additional level of customization.

BENEFIT

Optimal gearing for mixed-terrain riding

FEATURE

10-45T and 10-51T cassette options serve array of riding styles

BENEFIT

38T and 40T chainrings available

Model No	FC-RX610-1
Series	GRX
Rear Speeds	12
Compatible Chain	HG 12-speed
Chain Line (mm)	49.7
P.C.D. (mm)	110
Spider/Gear Arms	4
Chainring Combination	38T, 40T
Q-Factor (mm)	151
Crank Arm Lengths (mm)	165, 170, 172.5, 175
Optional Chain Guard	Without chain/bash guard
2-Piece Crankset	✔
HOLLOWTECH Crank Arm	✔
Compatible Bottom Bracket Type	Outboard
Recommended Bottom Bracket	Threaded (BB-RS501), Press-Fit (BB-RS500-PB)
Threaded Bottom Bracket Shell Width (mm)	68, 70
Crank Fixing Screw Included	✔
Average Weight (g)	791 (38T), 812 (40T)