{"product_id":"shimano-xtr-rd-m9250-di2-wireless-12-speed-rear-derailleur-gs-hyperglide-mtb","title":"Shimano XTR RD-M9250 Di2 Wireless 12-Speed Rear Derailleur GS Hyperglide MTB","description":"\u003cp\u003eExperience unparalleled shifting precision and durability with the Shimano XTR RD-M9250 Di2 Wireless 12-speed rear derailleur. Designed specifically for mountain biking, this component combines innovative wireless technology with a robust build to enhance your ride. The derailleur features a compact GS cage with Hyperglide compatibility, ensuring smooth and reliable gear changes across a 9-45 tooth cassette. Its lightweight yet sturdy construction, including a carbon fiber outer pulley cage and forged alloy parts, delivers both performance and longevity on demanding trails.\u003c\/p\u003e\n\n\u003cp\u003eThe XTR RD-M9250 is engineered for optimal chain control with its dual spring chain stabilizer, reducing chain bounce and maintaining stable shifting even on rough terrain. The integrated on-board battery (sold separately) is cleverly housed within the linkage for protection, while the crash recovery function ensures the derailleur returns to its original position after impacts. With Bluetooth Low Energy and ANT+ connectivity, it offers seamless wireless communication for a clean setup with zero maintenance requirements.\u003c\/p\u003e\n\n\u003cp\u003eShimano’s Shadow ES technology provides a low-profile design that minimizes snagging and maximizes ground clearance, making this derailleur an excellent choice for aggressive riders seeking dependable performance and enhanced drivetrain security. The enhanced spring force and fluorine-coated bushings reduce skipping and wear, ensuring consistent shifting quality throughout the life of your drivetrain.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision wireless shifting with integrated battery protection\u003c\/li\u003e\n  \u003cli\u003eStable chain retention and reduced bounce on rough terrain\u003c\/li\u003e\n  \u003cli\u003eLightweight and durable construction with carbon fiber and forged alloys\u003c\/li\u003e\n  \u003cli\u003eCompatibility with 12-speed drivetrains and 9-45 tooth cassettes\u003c\/li\u003e\n  \u003cli\u003eLow-profile design for increased ground clearance and crash recovery\u003c\/li\u003e\n  \u003cli\u003eSeamless connectivity via BLE and ANT+ for easy setup and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat It’s NOT Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUse without the required separate battery (BT-DN320) is not possible\u003c\/li\u003e\n  \u003cli\u003eNot designed for road bike drivetrains or non-12-speed systems\u003c\/li\u003e\n  \u003cli\u003eMay not suit riders seeking mechanical (wired) shifting solutions\u003c\/li\u003e\n  \u003cli\u003eLimited compatibility outside of Hyperglide 12-speed MTB cassettes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the derailleur come with a battery included?\u003c\/strong\u003e\u003cbr\u003eThe Shimano XTR RD-M9250 does not include the battery; the compatible on-board removable battery (BT-DN320) must be purchased separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this derailleur compatible with all 12-speed drivetrains?\u003c\/strong\u003e\u003cbr\u003eIt is specifically designed for mountain bike 12-speed systems with Hyperglide technology and a 9-45 tooth cassette; compatibility with other setups may be limited.\u003c\/p\u003e","brand":"Shimano XTR","offers":[{"title":"GS - medium \/ Black","offer_id":45735525417135,"sku":"RDM9250GS","price":549.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/rdm9250gs.jpg?v=1768526426","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/shimano-xtr-rd-m9250-di2-wireless-12-speed-rear-derailleur-gs-hyperglide-mtb","provider":"Swinnerton Cycles","version":"1.0","type":"link"}