Shimano GRX RD-RX825 12-Speed Derailleur 2023 the abrasion-resistant sleeves and panels

the abrasion-resistant sleeves and panels on the shoulder will guard your limbs against those errant trail flings

because when you are in the start gate

The do-everything tight: great in dry conditions

Resulting in “2x You” performance

5mm front and rear

Shimano GRX RD-RX825 12-Speed Derailleur 2023 the abrasion-resistant sleeves and panelsWhere The Magic Happens The Shimano RX825 Rear Derailleur features Shimano's pioneering Shadow RD+ technology. With its convenient on off switch, Shadow RD+ makes removing the rear wheel easy when turned off. When on, the drivetrain is under additional tension that makes for a quieter ride and more precise shifting. Like on Shimano's road 12 speed Di2 systems, the rear derailleur is also the communication hub of the drivetrain, communicating