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 compatible with the Shimano GRX 810-815(Di2) / GRX 812-817(Di2)

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Shipping on Monday, August 22


Our Nova Carbon Ceramic rear derailleur cage improves the smoothness of your transmission, allowing a gain of power to satisfy the most demanding and adding a touch of color to your bike.

Made in very high-end materials: an ultra light carbon fiber cage with two oversized aluminum rollers, which coupled with fully ceramic bearings reduce the chain friction.

This version has a thicker carbon cage than our Shimano road versions in order to be more solid in the event of possible shocks.


Weight : 76 g

4 years warranty

International shipping and delivery.

Please note

In this version, the oversize cage is only compatible with Shimano GRX 810-815 (2x11 speed) / GRX 812-817 (1x11 speed) rear derailleurs

The Nova carbon ceramic GRX 810-815 derailleur version is compatible with the Shimano Ultegra RD-RX 800-805(Di2) derailleur

We recommend a cassette of 34 teeth maximum for an optimal gear change for the GRX 810-815 version and a cassette of 42 teeth maximum for the GRX 812-817 version.


PDF : Learn about our installation manual by clicking here

Nova Ride GRX cage version installation tutorial video :

Please also note, you should use a new chain.

How to calculate the correct chain length & Shifting Maintenance for Shimano, please check the tutorial video :


All orders are shipped via DHL Express or Colissimo within 24-48 hours (working days) after placing your order.

Colissimo - Delivery time : 3 to 6 working days after placing your order.

DHL Express - Delivery time : 48 to 72 H after placing your order for France & Europe / 2 to 4 working days for international.

I am placing an international order. Does the shipping cost include customs, duties, and/or taxes?

For orders to countries in the European Union, there will be no customs charges.

Please note, the shipping does not include customs, duties, and/or taxes. We are not liable for these costs. These costs are determined by the customs agency of the destination country and therefore, Nova Ride has no control over them.

If you are concerned about these charges, we recommend you contact your local customs authority prior to purchasing, in order to calculate the final landed price inclusive of all taxes.


No set of rules can be made for how often your part have to be maintained. Our sealed bearings protected with alloy covers enable a longer lifespan. We designed these parts in a way that you will not have to worry about maintenance or technical issues. No lubricants or grease are required to put on the bearings. During your rides, dirt may get between the cover and the bearings, you can remove it with water or a degreaser. Fully ceramic sealed bearings so indeed there is no risk of oxidation.

Please note, they are dry bearings so do not use lubricant.

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