Shimano s RD-R8000 rear derailleur cable fixing nut and plate - Y3E998050

The Y3E998050 cable fixing nut and plate ( Shimano ) is a genuine part designed to ensure the rear derailleur cable is held securely in place on high-end Shimano drivetrains. Compatible with the Shimano Ultegra RD-R8000 11-speed rear derailleur, this assembly guarantees a secure cable clamping action to maintain the precision and smoothness of gear changes.

Manufactured to Shimano specifications, this replacement part is ideal for replacing a worn, damaged or lost component during a service. Its precise fit prevents the cable from slipping and helps maintain optimal drivetrain performance on both road and gravel.

This part is also compatible with several derailleurs from the Shimano range that use the same mounting, including certain GRX RD-RX810 and Ultegra RX RD-RX800 models.

Key features

• Shimano genuine part.
• Manufacturer’s part number: Y3E998050.
• Secure retention of the rear derailleur cable.
• Quick and easy to fit.
• Compatible with several Shimano 11-speed derailleurs.
• Ideal for maintenance and repair of the drivetrain.

FAQ

What is the Y3E998050 nut and mounting plate used for?

This part secures the control cable firmly to the rear derailleur to ensure precise and consistent gear changes.

Which Shimano derailleurs is it compatible with?

It is designed for the Shimano Ultegra RD-R8000 and is also compatible with certain Shimano GRX RD-RX810 and Ultegra RX RD-RX800 models.

Is this a genuine Shimano part?

Yes, it is an official Shimano spare part that meets the manufacturer’s specifications.

When should this part be replaced?

Replacement is recommended in the event of loss, corrosion, damaged threading or when the cable tension is no longer optimal.

Does installation require a specific tool?

No, a suitable hex key is usually sufficient to remove and refit the clamp when replacing the cable or servicing the derailleur.