The all-new SHIMANO DEORE XT M8100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.
Average weight: 284 g Compatible chain: HG 12-speed Total capacity: 41T Fluoric coated link bushings: 7 Low sprocket Max.: 51T Low sprocket Min.: 51T Max. front difference: 0T Pulley Teeth: 13T Pulley cage: SGS Speeds: 12 Top sprocket Max.: 10T Top sprocket Min.: 10T