SHIMANO Ultegra/Dura-Ace Carbon Ceramic derailleur

Regular price $264.99

This product is composed of a carbon cage and two 7075 aluminum pulleys (14 & 17 teeth) with full ceramic sealed bearings.

Please note : In this version, Nova Carbon Ceramic Derailleur cage is only compatible with the Shimano Ultegra R8000-8050-8070 / Dura-Ace R9100-9150-9170.

Designed by our French Engineers Nova Carbon Ceramic rear derailleur improves the fluidity of your transmission, enhance efficiency to satisfy the most demanding.

Made in very high-end materials: an ultra-light carbon fiber and full ceramic sealed bearings.

Two Oversized aluminum wheels, which coupled with full ceramic sealed bearings decrease the chain winding angle with minimal friction.


Weight : 68 g

Watt Saved : 4 - 5 W compared to a conventional cage.

Please note

You should use a new chain

We recommend a maximum 32T cassette for optimum gear change.

For a compatible upgrade with the Nova Carbon Ceramic Derailleur GS (medium cage), please check the tutorial video :

In this version, Nova Carbon Ceramic Derailleur cage is only compatible with the Shimano Ultegra R8000 Series / Dura-Ace R9100 Series.

The Nova Carbon Ceramic Derailleur is NOT compatible with the clutch equipped Ultegra RD RX800 & RX805.


Our installation tutorial video :

How To Calculate The Correct Chain Length & Nova Carbon Ceramic Derailleur Shifting Maintenance for Shimano, please check the tutorial video :

Follow this after installation

- Check standard setting of High and low limit screw of your derailleur when shifting upward and downward

- Set tension screw as explain below 

- Check or adjust derailleur indexing