Shimano GRX-810 11-Speed Hollowtech II Crankset Black

The Shimano GRX FC-RX810-1 crankset is a 11-speed single-chainring crankset with a 40-tooth chainring. It suits riders with a disc brake road bike who want a simple drivetrain. It is designed for GRX Di2 components.

• A single 40-tooth chainring for 11 speeds: a simpler front drivetrain.
• 170 mm crank arms with the Hollowtech II system.
• For disc brake road bikes with 135/142 hubs and chainstays over 415 mm.
• The bottom bracket is not included: the box contains only the crankset.
• This listing is for 170 mm with 40 teeth: check that these are the right dimensions for you.

Technical specifications

• Crank arm length: 170 mm
• Chainring: 40 teeth
• Speed: 1 x 11
• System: Hollowtech II
• Chainring bolt circle diameter (BCD): 110 Shimano asymmetric
• Chainline: 50.1 mm
• Q-factor: 151 mm
• Compatibility: 135/142 disc brake road hubs, chainstays over 415 mm
• Bottom bracket included: No
• Box contents: Crankset only

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.