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GRX Di2 REAR DERAILLEUR 2x12s
RD-RX825
GRX Di2 REAR DERAILLEUR 2x12s
RD-RX825

SHIMANO's GRX Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built-in ON/OFF switch, wheel removal is easy too. The RD-RX825 is compatible with 11-34T and 11-36T 12-speed cassettes and supports Full or Semi-Synchronized shift modes, enhancing rider customization.

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SHIMANO's GRX Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built-in ON/OFF switch, wheel removal is easy too. The RD-RX825 is compatible with 11-34T and 11-36T 12-speed cassettes and supports Full or Semi-Synchronized shift modes, enhancing rider customization.

BENEFIT

Fast and reliable shifting on rough terrain

FEATURE

Adjustable chain stabilizer prevents chain slap

FEATURE

SHIMANO SHADOW RD+

BENEFIT

Gravel-tuned clutch tension

FEATURE

Switch stabilizer ON/OFF to match terrain: ON for gravel, OFF for smooth roads

BENEFIT

LED status indicator

FEATURE

Battery indicator, pairing, adjust mode, etc.

BENEFIT

Top sprocket: Max. 11T/Min. 11T

BENEFIT

Low sprocket: Max. 36T/Min. 34T

BENEFIT

Total capacity: 40T

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