Alivio RD-M3100 9-Speed

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Shimano Alivio RD-M3100 9-Speed Rear Derailleur The Shimano Alivio RD-M3100 rear derailleur features SHIMANO SHADOW RD technology for a low-profile design that stays protected and stable on rough terrain. Built for 9-speed drivetrains, it delivers smooth, reliable shifting for trail, touring, and everyday riding. Key Features SHIMANO SHADOW RD low-profile design Smooth and stable shifting performance Wide-range compatibility for modern cassettes Integrated barrel adjuster for easy tuning Specifications Speed: 9-speed Cage: SGS (long cage) Total Capacity: 45T Max Low Sprocket: 36T Min Sprocket: 11T Max Front Difference: 22T Mount: Standard Spring Type: Shadow Color: Black Show more