Shimano GRX RD-RX400 10-Speed Rear Derailleur: Engineered for Gravel Adventures

The Shimano GRX RD-RX400 10-Speed Rear Derailleur is designed to elevate your gravel riding experience. It features an integrated chain stabilizer mechanism, delivering a quieter and more secure shifting experience on mixed terrains. The derailleur's ON/OFF switch for the chain tensioner ensures adaptability for smooth surfaces, enhancing its versatility for different cycling conditions.

Key Features:

• Silent and uninterrupted rear shifting, perfect for navigating through rough terrains.
• Adjustable chain stabilizer to prevent chain slap and derailment, enhancing ride safety.
• SHIMANO SHADOW RD+ for consistently smooth and reliable shifting across mixed surfaces.
• ON/OFF switch for the stabilizer, allowing for customization based on terrain types.
• Gravel-tuned clutch tension for optimal chain control in variable conditions.
• Compatibility with current 10s road DUAL CONTROL LEVER setups.
• Supports a wide range of front gearing options with a maximum front T difference of 16T.
• Accommodates sprocket sizes: Top sprocket max. 11T/min. 11T, Low sprocket max. 36T/min. 32T.
• Total capacity of 41T, suitable for various gearing combinations.

The Shimano GRX RD-RX400 Rear Derailleur is a stellar choice for gravel cycling enthusiasts seeking a derailleur that promises both performance and reliability on every journey.