With its integrated chain stabilizer and medium cage, the SHIMANO GRX rear derailleur delivers quieter shifting, better ground clearance and more secure chain management in rough terrain. The RD-RX822-GS is compatible with 10-45T, 12-speed SHIMANO MTB cassettes, and the chain tensioner has an ON/OFF switch for easy wheel removal.
With its integrated chain stabilizer and medium cage, the SHIMANO GRX rear derailleur delivers quieter shifting, better ground clearance and more secure chain management in rough terrain. The RD-RX822-GS is compatible with 10-45T, 12-speed SHIMANO MTB cassettes, and the chain tensioner has an ON/OFF switch for easy wheel removal.
BENEFIT
Silent and secure rear shifting on rough terrain
FEATURE
Adjustable chain stabilizer prevents chain slap and drops
FEATURE
SHIMANO SHADOW RD+
BENEFIT
Smooth and reliable shifting on mixed surfaces
FEATURE
ON/OFF stabilizer switch matches terrain
BENEFIT
Top sprocket: Max. 10T/Min. 10T
BENEFIT
Low sprocket: Max. 45T/Min. 45T
BENEFIT
Total capacity: 35T
BENEFIT
Interchangeable, replaceable GS/SGS derailleur cage
![Explore the technologies [SH-GF800WOMEN]](https://dassets.shimano.com/content/dam/global/cg1SHICCycling/final/logos/technologies/icons/ex_tech_sh_gf800women_pdp.png){kind=icon}
