{"product_id":"shimano-deore-xt-rd-m8250-di2-wireless-12-speed-rear-derailleur-hyperglide-sgs-long-cage","title":"Shimano Deore XT RD-M8250 Di2 Wireless 12-Speed Rear Derailleur HYPERGLIDE SGS Long Cage","description":"\u003cp\u003eExperience the pinnacle of mountain biking performance with the Shimano Deore XT RD-M8250 Di2 wireless rear derailleur. Designed for 12-speed drivetrains, this component combines cutting-edge technology with rugged durability to deliver precise, reliable shifting even in the most demanding terrain. Its HYPERGLIDE SGS long cage ensures smooth gear transitions across a wide 10-51 tooth range, while the lightweight alloy construction balances strength and weight savings for enhanced ride quality.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing Shimano’s innovative Shadow ES technology, the derailleur boasts a low-profile skid plate and optimized geometry to protect against impacts and debris. The integrated, removable on-board battery (sold separately) allows for clean wireless shifting without compromising functionality. With advanced chain stabilizing springs and a crash recovery function, this derailleur maintains consistent performance by reducing chain bounce and automatically correcting its position after impacts, ensuring your ride remains smooth and efficient.\u003c\/p\u003e\n\n\u003cp\u003eBuilt for serious mountain bikers seeking precision and durability, the Shimano Deore XT RD-M8250 elevates your ride by combining zero-maintenance design with enhanced security and enhanced shifting reliability. Its fluorine-coated link pin bushings and cold-forged alloy links further optimize durability and reduce friction, making this derailleur a perfect match for those who demand top-tier performance from their MTB components.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It’s Good For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDelivering precise, wireless 12-speed shifting for mountain biking enthusiasts\u003c\/li\u003e\n  \u003cli\u003eMaintaining stable chain tension and reducing bounce on rough terrain with dual spring stabilization\u003c\/li\u003e\n  \u003cli\u003eProviding impact resistance and quick recovery with crash recovery functionality\u003c\/li\u003e\n  \u003cli\u003eEnsuring smooth gear changes across a wide 10-51T sprocket range\u003c\/li\u003e\n  \u003cli\u003eOffering a low-maintenance, durable design with corrosion-resistant coating and robust alloy construction\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 with drivetrains other than 12-speed Shimano Deore XT systems\u003c\/li\u003e\n  \u003cli\u003eRiding styles that require wired shifting setups exclusively\u003c\/li\u003e\n  \u003cli\u003eCasual or urban cycling where high-performance mountain-specific components are unnecessary\u003c\/li\u003e\n  \u003cli\u003eCompatibility with non-HYPERGLIDE cassettes or sprockets outside the 10-51 tooth range\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 the battery included?\u003c\/strong\u003e\u003cbr\u003eThe integrated on-board battery (BT-DN320) is sold separately to allow for easier replacement and maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the wireless connection reliable in all conditions?\u003c\/strong\u003e\u003cbr\u003eYes, the derailleur uses BLE and ANT private connectivity to ensure fast and stable wireless shifting performance even in challenging environments.\u003c\/p\u003e","brand":"Shimano Deore XT","offers":[{"title":"SGS - long \/ Black","offer_id":45735525384367,"sku":"RDM8250SGS","price":423.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/2003\/4223\/files\/rdm8250sgs.jpg?v=1768526433","url":"https:\/\/www.swinnertoncycles.co.uk\/products\/shimano-deore-xt-rd-m8250-di2-wireless-12-speed-rear-derailleur-hyperglide-sgs-long-cage","provider":"Swinnerton Cycles","version":"1.0","type":"link"}