Rear Der Shimano CUES U4000 GS 9 Speed Black

The Shimano CUES RD-U4000 is a 9-speed rear derailleur for 1x mountain, trail and e-bike drivetrains.

• Speeds: 9-speed, 1x
• Cassette range: Low sprocket from 41T to 46T
• Total capacity: 35T
• Chain retention: Tuned geometry and spring tension to reduce dropped chains
• Design: Low-profile Shimano Shadow RD design
• E-bike: Designed and tested for e-bike use