Shimano Deore XT Di2 M8250 Upgrade Kit

- Robust Design: A wide link structure, skid-plate design, durable aluminum plate and solid pulley add robustness and longevity.- RD Protection Function: The new Automatic Impact Recovery function instantly returns the derailleur to its original position after impact.- SHIMANO SHADOW ES: A slimmer, stronger evolution of SHIMANO´s pioneering chain-s... moretabilizing SHADOW RD+ Concept.- Precise & Clean Wireless Shifting: Pinpoint, ultra-fast shifting, and a no-sacrifice 500% gear range.- Protected Battery: Tucked safely inside an enclosed space, the battery won´t budge even in rough terrain, while remaining easily removable for charging.- Covered Pulleys/Cage: The solid pulley and shielded pulley teeth prevent trail debris from jamming up your flow.- Precise & Clean Wireless Shifting: Ultra-fast shifting and a no-sacrifice 500% gear range.- Ergonomic Evolution: Familiar fit and multi-axis adjustability make this SHIMANO´s most natural-feeling shifter yet.- Fast Action: Precise, lightning-quick wireless shifting activated by SHIMANO´s most adjustable, customizable, and satisfyingly tactile shifting switch.- Finely Tuned: Assign a function to the programmable third button through the E-TUBE PROJECT app, with full switch and e-bike customization.- Feature Rich: Short stroke paddles, a two-step double shift or hold down multi-shift, rubber traction pad and I-SPEC EV clamp band, all in a tidy, ergonomic package.- Protected Battery: Tucked safely inside an enclosed space, the battery won't budge even in rough terrain, while remaining completely removable for charging.- Longevity: 305 mAh provides for more riding on one charge.- New Power Source: The evolution of the Di2 power source also gets a new and easy to use charger.