Shimano Deore M6250 Di2 Upgrade Kit Take your mountain bike shifting to the next level with the Shimano Deore M6250 Di2 Upgrade Kit . This all-new system delivers the precision and performance of wireless electronic shifting in a rugged, trail-ready package. Designed for 12-speed drivetrains, it combines smooth, reliable shifting with effortless setup and minimal maintenance all at an accessible price point. Built with Shimano’s proven Deore toughness and Di2 technology, the M6250 provides crisp, consistent shifting no matter the conditions. It’s smarter, cleaner, and more capable perfect for riders who want top-tier performance without the premium price. Key Features & Benefits Wireless Shifting Simplicity Say goodbye to messy cables and complex routing. The fully wireless shifter and derailleur system make setup quicker, reduce friction, and keep your cockpit clean for a professional, streamlined look. Automatic Impact Recovery The RD-M6250 derailleur automatically realigns itself after impacts to maintain perfect indexing and reliable shifting no manual adjustments needed. Wide-Range Compatibility The long-cage (SGS) derailleur works seamlessly with 10-51T 12-speed cassettes, offering versatile gearing for steep climbs and fast descents. Flexible Mounting Options Choose between I-Spec EV integration for a clean look with Shimano brake levers, or use a band-on mount for universal compatibility and easy installation. Powerful and Efficient Battery System The BT-DN320 internal battery powers all Di2 components for hundreds of kilometres per charge, while the EC-DN100 charger provides quick, reliable USB-C top-ups. Programmable Wireless Shifter The SW-M6250-IR controller delivers fast, tactile button response and fully customisable shift functions through the Shimano E-Tube app letting you fine-tune performance to your exact preferences. Shadow ES Clutch Design Shimano’s advanced clutch system keeps the chain stable over rough terrain, reducing chain slap and preventing drops for a quieter, smoother ride. Why You’ll Love It With no cables to stretch or clog and built-in automatic realignment, the Deore M6250 Di2 system delivers seamless performance with minimal maintenance. Whether you’re powering up climbs or descending through technical terrain, every shift feels precise and effortless. For riders who value control, reliability, and simplicity, the M6250 Upgrade Kit is the smart move toward a cleaner, faster, and more advanced drivetrain. Kit Includes Rear Derailleur 1 Shift Switch 1 BT-DN320 Battery 1 EC-DN100 Charger 1