Introducing the RDU8020 CUES rear derailleur SGS long cage 11speed Shadow by Shimano CUES, a key component that will propel your cycling experience to new dimensions of performance.

Infused with leading LINKGLIDE technology, the RDU8020 CUES rear derailleur delivers impeccable durability, up to 300% more long-lasting than the standard Hyperglide drivetrain. This technology continues to ensure smooth shifting even in the harshest biking conditions.

Boasting a Shadow plus design, this rear derailleur flaunts a super low profile and optimised slant angle, resulting in lightweight shifting action and improved obstruction clearance. The unique Shadow Plus includes a chain stabilising switch for reducing chain bounce on rough terrains, guaranteeing a more stable drive and shifting.

Constructed with Wide link design, the RDU8020 CUES guarantees increased rigidity and prolonged service life. It's packed with several features such as 4 Fluorine-coated link pin bushing, large sealed bearing 11/13 tooth pulleys, and an aluminium bracket body with outer/inner plates.

This state-of-the-art rear derailleur is an 11-speed component, compatible with both LINKGLIDE and HG 11-speed chains and works seamlessly with a 45T low sprocket. Moreover, it’s totally recommended for e-bikes, promising enhanced performance.

To configure your CUES groupset for your bike, take advantage of our easy-to-use chart, just enter the bike type and speeds required, and select the components needed - Click here to start!

For more insights about the CUES range, tune into our handy introduction video .

Upgrade your riding experience with the exceptional performance offered by the RDU8020 CUES rear derailleur. It's the choice for savvy riders who know the value of top-quality gear!