Shimano GRX Di2 RD-RX717 SGS Rear Derailleur | 12-speed

Shimano GRX Di2 RD-RX717 Wireless Rear Derailleur 1x12

Shimano GRX Di2 RD-RX717 is designed for gravel and adventure riding where a wide gear range, reliability, and precise performance in demanding conditions are essential. The fully wireless Di2 system delivers fast and accurate shifting, while the low-profile, impact-resistant design allows confident riding on technical gravel roads, forest trails, and long adventure routes. Compatibility with 10–51T 12-speed cassettes gives you the freedom to choose the right cadence on steep climbs as well as fast, open sections.

Features:

• Wireless Di2 system: fast, precise, and reliable shifting without cables.
• SGS long cage: designed for use with 10–51T cassettes, providing a wide gear range and stable operation.
• SHIMANO SHADOW ES design: low-profile, wedge-shaped construction reduces the risk of impacts and protects against rocks and debris.
• Automatic Impact Recovery: after an impact, the derailleur automatically returns to its original position, maintaining smooth shifting.
• Robust construction: wide reinforced link, protective skid plate, and durable pulleys for long-term durability.
• New chain stabilization system: dual-spring design increases chain tension and improves chain retention.
• Integrated battery: securely housed inside the derailleur body, easy to remove for charging and compatible with GRX RX827, XTR M9250, XT M8250, and DEORE M6250.
• Long riding range: approximately 700–1000 km per charge, depending on riding conditions.
• Additional features: LED status indicator, 494 g weight.