Shimano CUES U4000 9-Speed Rear Derailleur Largest Sprocket Max 46 Teeth Min 41 Teeth

The Shimano CUES RD-U4000 rear derailleur is designed for mountain biking, touring and trekking with a 1x9 Linkglide drivetrain. It has a short cage, with a largest sprocket of up to 46 teeth.

• 9-speed rear derailleur for 1x9 Linkglide drivetrains, easy to match
• GS short cage, for cassettes with a largest sprocket of 41 to 46 teeth
• Total capacity of 35 teeth, suitable for 11-41 and 11-46 cassettes
• Suitable for all-mountain biking, touring and trekking, also approved for e-bike use
• When choosing, check that your cassette, shifter and chain are on the compatibility list

Technical specifications

• Model: Shimano CUES Shadow RD-U4000 (manufacturer code ERDU4000GS)
• Speed: 9
• Cage: GS (short)
• Max. largest sprocket teeth: 46 teeth
• Min. largest sprocket teeth: 41 teeth (smallest sprocket max. 11 teeth)
• Total capacity: 35 teeth
• Drivetrain compatibility: Shimano MTB 9-speed Linkglide, 1x9 only
• Compatible shifters: SL-U4000-9R, SL-U4010-9R
• Compatible cassettes: CS-LG400-9, CS-LG300-9 (11-41 T, 11-46 T)
• Compatible chains: CN-LG500 (Linkglide), CN-HG601-11, CN-HG701-11, CN-HG901-11

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.