Robust, precise, and cutting-edge: the Shimano XTR Di2 Wireless RD-M9250-SGS 12-speed rear derailleur with a long cage represents the excellence of Di2 technology. Thanks to wireless control and 12-speed transmission, it ensures ultra-fast and effortless gear shifts in any condition.

The Shadow ES design guarantees chain stability even on the most challenging terrains, while the RD protection function shields the derailleur from impacts, maintaining consistent performance.

Made with lightweight and durable materials like aluminum and carbon, it combines durability and lightness for high-level performance.