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SHIMANO

SHIMANO GRX RX-820 12V rear derailleur

Réf. fabricant : IRDRX820
Visit SHIMANO GRX RX-820 12V rear derailleur rear derailleur is designed for smooth, precise shifting in all terrain. Compatible with 11-34D and 11-36D cassettes,... Read more

Recommanded price: 119,99 €

119,90 €
119,90 €
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Description

Visit SHIMANO GRX RX-820 12V rear derailleur rear derailleur is designed for smooth, precise shifting in all terrain. Compatible with 11-34D and 11-36D cassettes, it ensures a wide range of developments for optimum cadence, whether on uphill or flat terrain.

Thanks to its integrated chain stabilizer, it reduces noise and prevents chain jumping on hilly terrain. Its SHIMANO SHADOW RD+ system guarantees a stable, reliable drivetrain, even on the most demanding trails.

Its switch ON/OFF SWITCH switch allows you to adjust the voltage to suit the terrain. With a total capacity of 42 teethit adapts perfectly to the demands of gravel and adventure.

Ref: 15025394221436

Informations techniques

GENERAL
Group : SHIMANO GRX RX820
Part Number : RD-RX820
Manufacturer's weight : 270g
Type : Mechanical rear derailleur

TRANSMISSION
Gears: 1x12
Technology : Shadow RD+
Binding : Traditional / Direct Mount
Max. front diff. 17 teeth
Capacity: 342 teeth
Max./Min. sprocket teeth: 36/34 teeth
Max./Min. small sprocket teeth: 11 teeth
Roller teeth: 11/13 teeth

► 4 Fluorine-coated bushings: improve derailleur performance and durability by minimizing resistance to movement and providing smoother, more responsive shifting action ;
► Shadow RD+: Silent, smooth transmission, reducing chain flapping and jumping, lighter and more efficient than conventional systems;

COMPATIBILITY AND RECOMMENDATIONS
Chains: Shimano HG 12-speed
Crankset: Double chainring
Levers: Shimano GRX ST-RX820 and ST-RX610 only

Informations prix

Supplier suggested retail price in January 2025