Upgrade your trail drivetrain with the DEORE XT Di2 M8250 Upgrade Kit, an easy upgrade kit that delivers precise, lightning-fast shifting with next-gen wireless simplicity. Built around Shimano’s M8250 Derailleur, this kit is optimized for rugged trail riding, offering high-impact durability, automatic recovery after hits, and a streamlined wireless setup that keeps your cockpit clean and your rides smooth. The RAPID ES M8250 shifter offers intuitive, customizable control with adjustable paddles, tactile feedback, and programmable multi-shift options, all accessible through Shimano’s E-TUBE PROJECT app. Powering the system is the compact BT-DN320 battery, protected inside the derailleur yet fully removable for charging with the included EC-EN100 charger. Whether you're dialing in your trail bike or building a lightweight XC setup, this Di2 kit delivers Shimano’s hallmark reliability with the most advanced wireless shifting experience yet. Kit Includes: XT M8250 Rear Derailleur (Choose Medium or Long Cage) XT M9850 Di2 Wireless Shifter Shimano BT-DN320 Di2 Battery Shimano EC-DN100 Di2 Battery Charger 1x Shimano Quick Link Features: Wireless Precision: Clean cockpit and instant shifts with wireless Di2 control. Auto Recovery: Derailleur returns to position after impact for worry-free trail performance. Trail-Ready Durability: Reinforced plates, shielded pulleys, and added ground clearance. Custom Control: Ergonomic shifter with programmable shift modes and a third button for added functions. Efficient Power: Battery lasts up to 340 km on a single charge with energy-saving tech. Specs: Derailleur Shifter Compatibility Derailleur Model: M8250 Model ID: RD-M8250-GS (Mid Cage)RD-M8250-SGS (Long Cage) Shift Technology: Wireless Communication Protocol: Di2 Max Tooth: 38t Drive Config: 1x Weight: TBD Shifter Model: M8250 Model ID: SW-M8250-R/IR Shifter Type: Wireless Clamp: 22.2mm bar clamp, I-SPEC EV Compatibility The Shimano XT Di2 M8250 Upgrade Kit is 100% backward compatible with previous generation Shimano 12-speed cassettes, chainrings (cranksets), and chains. Compatible models include: XTR M9100 and M9200, Deore XT M8100, SLX M7100, and Deore M6100. Medium cage derailleurs are compatible with 45t cassettes and long cage derailleurs are compatible with 51t cassettes. The XT M8250 Upgrade Kit is compatible with the following: Frame: Modern framesets via a derailleur hanger, including the Universal Derailleur Hanger (UDH) Cassette: Shimano HG 12-Speed: 9-45t, 10-45t (Medium Cage - GS), 10-51t (Long Cage - SGS) Shifter: XTR M9250 Chain: 12-speed HG: XTR M9100, Deore XT M8100, SLX M7100, Deore M6100 Battery: BT-DN320
