Description
The SHIMANO GRX rear derailleur is designed for a quieter riding experience and more reliable and precise shifting on varied terrain. With its integrated chain stabilizer, this derailleur prevents chain slap and drops, ensuring silent and uninterrupted shifting, even on rough terrain. SHIMANO SHADOW RD+ provides smooth and reliable shifting, while gravel-tuned clutch tension ensures optimal performance across different terrains.
- Model: RD-RX400
- Series: GRX 10-speed
- Colour: Series colour
- Average weight: 303 g
- Compatible chain: HG-X 10-speed
- Total capacity: 41T
- B-axle_Hollow axle: Yes
- Cable adjuster: Yes
- Direct attachment (Conventional): Yes
- Fluoric coated link bushings: 4
- Low sprocket_Max.: 36T
- Low sprocket_Min.: 32T
- Max. front difference: 16T
- Pulley_Sunken type pulley bolt: Yes
- Pulley_Teeth: 11T
- Top-Normal spring type_SHIMANO SHADOW RD+: Yes
- Top sprocket_Max.: 11T
- Top sprocket_Min.: 11T
- Rear speeds: 10
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Fietsenwinkel.be is the online bicycle specialist of Belgium and the Netherlands since 2015. Part of Tormino B.V. (CoC: 84663545). Specialist expertise and competitive prices through bulk purchasing.







