CUES RD-U4000

This Shimano CUES RD-U4000 Shadow 1x9-speed rear derailleur's smooth operation and dependability will help inspire riders to expand their trail-riding comfort zone. Its low-profile design and chain stabilization will give them the confidence to choose rougher routes.


• CUES 9-speed
  
• Stable drivetrain performance on trails, gravel, and city streets
  
• Shadow low-profile design protects rear derailleur from obstacles in a wide variety of riding scenes
  
• Optimized geometry and spring tension reduce chain drop
  
• Designed and tested to provide enduring e-biking performance
  
• 13t pulley wheels
  
• Compatible with LINKGLIDE AND HG 11-speed chains

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