Shimano GRX RD-RX822 12-Speed Rear Derailleur Long Cage

The Shimano GRX RD-RX822 12-speed rear derailleur is for gravel, road and cyclocross riders using a single-chainring drivetrain. The long cage handles cassettes up to 51 teeth.

• Long cage for cassettes from 10 to 51 teeth, offering easy climbing gears
• Capacity of 41 teeth: takes up the difference between the largest and smallest gears effectively
• Made for 12-speed drivetrains with a single chainring
• Weighs approximately 288 g, with aluminium and fibreglass parts

Technical specifications

• Brand: Shimano
• Model: RD-RX822-SGS
• Cage: Long SGS
• Tooth capacity: 41
• Cassette range: from 10 to 51 teeth
• Weight: approximately 288 g
• Compatibility: 12-speed, single x 12
• Materials: aluminium, fibreglass composite, stainless steel, steel
• Intended use: gravel, road, cyclocross
• Manufacturer code: IRDRX822SGS

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.