Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low MFPN=FD-R353F-BK Upgrade kits are available with

Upgrade kits are available with or without installation tool Model Ratchet DEG Description Degrees of Freedom Upgrade Kit w/Tool

agile handling

Choose BB30 or PF30 bottom bracket options

microSHIFT Shimano-compatible 9-speed shifters feature comfortable ergonomics easy installation crisp shifts and durability you can rely on

Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed Direct Mount Medium Cage Shadow Plus Design 45t Max Low MFPN=FD-R353F-BK Upgrade kits are available withWith an integrated chain stabilizer Shimano GRX RD RX822 12 speed rear derailleurs feature an intergrated chain stablizer that delivers quieter shifting and more secure chain management in rough terrain. The chain tensioner has an ON OFF switch for easy wheel removal. Largest Cog 45 Rear Der Shifter Compatibility Shimano Road Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 12 Weight 290 Chain Wrap Capacity (teeth) 35 Cage Length Medium Max