Shimano GRX RD-RX400

The Shimano GRX RD-RX400 rear derailleur is designed for 10-speed drivetrains, providing reliable and precise shifting suitable for mixed terrains.

Key Features:

• Compatibility: Designed for 10-speed drivetrains with double chainrings.
• Design: Equipped with Shadow RD+ technology featuring an adjustable chain stabilizer to prevent chain slap and drops.
• Capacity: Maximum front chainring difference of 16 teeth and a total capacity of 41 teeth.
• Sizing: Compatible with sprockets ranging from 30 to 36 teeth.
• Weight: Approximately 303 g.
• Mounting: Standard version with direct mount compatibility.
• Chain Compatibility: Designed for use with HG-X 10-speed chains.