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. ONLY compatible with Shimano CUES 9-Speed LINKGLIDE shifters.

• ONLY compatible with Shimano CUES 9-Speed LINKGLIDE shifters
• 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
• Color: Black , Silver
• Largest Cog: 46
• Rear Derailleur Mount Type: Shimano Rear Direct Mount , 10x1 Standard
• Chain Wrap Capacity (teeth): 35
• Cage Length: Medium
• Designed for ebike: Yes
• Rear Der/Shifter Compatibility: Shimano Mountain
• Drivetrain Speeds: 9