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Shimano Cues RD-U4020 Linkglide derailleur, 9-wheel, super long SGS, Shadow RD

46.99 
RRP 54.99 
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From 27.01.2026 (Tuesday) Check availability
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Stable performance on trails, dirt roads and city streets. The Shadow RD's low-profile design is optimized for challenging terrain. Designed and tested to provide consistent performance even on e-bikes. Designed for a combination of 2x9 gears with a cassette of 11-36 teeth. Total capacity: 41 teeth.

Only compatible with the LINKGLIDE transmission system. Cues components cannot be combined with any other SHIMANO kit.

Recommended chains: CN-LG500, CN-HG601/HG701/HG901. Technologies used: Linkglide, Shadow RD
Type: MTB, Total package weight: 480g, 9 speed, Arm type: SGS-Super long arm, Shadow RD, Mounting type: Direct mounting, Capacity: 41 teeth, black, Material: Aluminum / Steel

Product details
Groupset Other
Gears 1x9, 2x9, 3x9
product ID 230750
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WARNING
For installation, adjustment and replacement information of products not found in the user's manual, please consult the place of purchase or a distributor. A dealer's manual for professional and experienced bicycle mechanics is available on our website (https://si.shimano.com).
For safety, be sure to read this "user's manual" thoroughly before use, follow it for correct use, and save it so that you can refer to it at any time.
The following instructions should always be followed in order to prevent personal injury and physical damage to equipment and the environment. The instructions are classified according to the degree of danger or damage that may occur if the product is used incorrectly.
DANGER - Failure to follow the instructions will result in death or serious injury.
WARNING - Failure to follow the instructions could result in death or serious injury.
CAUTION - Failure to follow the instructions could result in personal injury or physical damage to the equipment and surroundings.

WARNING
- Do not disassemble or modify the product. This may cause the product to malfunction, you may fall unexpectedly and be seriously injured.
- Never use alkali or acid-based solvents such as rust removers. If a solvent is used, the chain may break and cause serious injury.
- Clean the chain regularly with a suitable chain cleaner. Maintenance intervals depend on the circumstances of use and riding.
- Check that the chain is not damaged (deformed or cracked), skipping or showing any other abnormalities such as arbitrary shifting. If any problems occur, contact the place of purchase or a distributor. The chain may break and you may fall.

Japanese manufacturer produces road, mountain, gravel, trekking, BMX and e-bike groupsets. They also offer a whole series of components and apparel. Their range goes from wheels, footwear, eyewear to backpacks. Shimano is a traditional manufacturer known for their quality work, which is why they are the favourite choice of amateurs and professionals.

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