Short Description
The Shimano CUES RD-U4020 SGS rear derailleur delivers smooth, durable 9-speed shifting for trekking, urban and e-bike drivetrains. Featuring Shimano LINKGLIDE compatibility, SHADOW RD design and a long cage, it is built for reliable everyday performance.
Key Features
- Shimano CUES 9-Speed: Designed specifically for dependable 9-speed CUES drivetrain performance
- LINKGLIDE Technology: Compatible with Shimano LINKGLIDE drivetrains for smooth shifting and excellent long-term durability
- SHADOW RD Design: Low-profile construction keeps the derailleur closer to the bike for improved clearance and reduced risk of impact damage
- SGS Long Cage: Provides a total drivetrain capacity of up to 41T
- E-Bike Rated: Built to handle the additional demands of compatible electric bike drivetrains
- Durable Construction: Aluminium bracket body combined with durable steel cage plates for dependable everyday use
Product Overview
The Shimano CUES RD-U4020 SGS is a durable 9-speed rear derailleur designed for riders who value reliability, smooth shifting and long service life. Part of Shimano's versatile CUES component range, it uses LINKGLIDE drivetrain technology and is compatible with LINKGLIDE and HG 11-speed chains. Shimano's low-profile SHADOW RD construction helps protect the derailleur from impacts while providing clean and responsive shifting. The SGS long-cage configuration offers a total capacity of 41T and supports a 36T largest rear sprocket, making it particularly well suited to trekking, city, leisure and e-bike applications.
Specifications
- Brand: Shimano
- Series: Shimano CUES
- Model: RD-U4020
- Product Type: Rear Derailleur
- Cage: SGS Long Cage
- Rear Speeds: 9-Speed
- Technology: LINKGLIDE
- Derailleur Design: Shimano SHADOW RD
- Compatible Chain: LINKGLIDE / HG 11-Speed
- Maximum Low Sprocket: 36T
- Minimum Low Sprocket: 36T
- Top Sprocket: 11T
- Maximum Front Difference: 16T
- Total Capacity: 41T
- Pulley Teeth: 11T / 11T
- Bracket Body: Aluminium
- Cage Plates: Steel
- Mounting: Conventional direct attachment
- E-Bike Rated: Yes
- Colour: Series Colour / Black
Ideal For
- Shimano CUES 9-speed drivetrains
- Trekking and hybrid bikes
- Urban and everyday cycling
- Compatible e-bike drivetrains
- Riders prioritising durability and reliable shifting
What’s Included
- 1 × Shimano CUES RD-U4020 SGS 9-Speed Rear Derailleur
Care & Notes
For optimum shifting performance, ensure the derailleur is installed and adjusted correctly and used with compatible Shimano CUES/LINKGLIDE drivetrain components. Regularly clean the derailleur and pulleys and check cable adjustment and drivetrain wear.
Why Buy From LK Bikes
LK Bikes offers dependable cycling components from trusted brands such as Shimano, backed by expert advice, reliable service and strong aftersales support.
