Shimano GRX Di2 RD-RX825 rear derailleur 12-speed

Experience a new dimension of cycling with the Shimano GRX Di2 RD-RX825 rear derailleur, specially designed for gravel riders who demand top performance. This electronic derailleur is crafted to handle rough terrain with precision and reliability. With built-in wireless connectivity and an integrated charging port, it's easy to keep your device running, while SHIMANO SHADOW RD+ technology ensures smooth gear shifts without chain slap.

• Electronic Precision: Enjoy precise gear shifts with Di2 technology that eliminates chain slap.
• Wireless Connectivity: Built-in wireless unit for easy setup and maintenance.
• Adjustable Chain Stabilizer: Adapt stability depending on the terrain for optimal performance.
• Compatible with 12-speed Cassettes: Fits 11-34T and 11-36T for flexibility in gear selection.
• SHIMANO SHADOW RD+ Technology: Counteracts chain slap for a smoother ride.
• LED Status Indicator: Keep track of battery level and adjustments at a glance.
• Supports Synchronized Shifting: Customize gear selection for a personalized riding experience.
• Max Capacity: Up to 40 teeth

With the Shimano GRX RD-RX825, you get a derailleur that is both quiet and efficient, perfect for those who love exploring new trails. It's easy to maintain and designed to enhance your cycling experience, no matter where you ride. Weighing only 310 grams and featuring a robust construction, this derailleur is ready to take you on your next adventure.