A wireless, medium-cage XT Di2 rear derailleur designed to shift through adversity and shrug off impacts.
Wireless workhorse Shimano's 12-speed mid-cage XT Di2 M8250 rear derailleur is the top choice for everyday trail riding, offering unmatched durability, quick and precise shifts, and added weight savings when paired with the 9-45T compact cassette. With built-in Automatic Impact Recovery, a new, impact-deflecting wedge shape, and simple covered-pulley solutions, this derailleur stands up to impacts and retains its lightning-quick shifting speed. Product details Wide link structure, skid-plate design, durable aluminum plate, and solid pulley add robustness Automatic impact recovery instantly returns the derailleur to its original position after impact Designed with SHADOW ES, a slimmer, stronger chain-stabilizing clutch Wireless Di2 with HYPERGLIDE+ technology creates smooth, precise, and instantaneous shifts Wedge-shape design avoids more direct impacts Derailleur battery is enclosed and protected for riding, and removable for charging Solid pulley and shielded pulley teeth prevent debris from jamming up your flow
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