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Rear derailleur hanger Shimano Ultegra 6800/6870 11v - Y5YC98140

Voir les avis clients Average rating: 4.8 out of 5. Based on 46 reviews
For Shimano Ultegra 11-speed rear derailleur
EAN : 4524667847731 | Ref : 1849357
€16.50
Price : €23.99
In stock
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Based on 46 reviews

Show reviews

Rear derailleur hanger Shimano Ultegra 6800/6870 11v - Y5YC98140

More details In stock

Rear derailleur hanger Shimano Ultegra 6800/6870 11v - Y5YC98140

€16.50
Our advice

For optimal transmission, it is advisable to change your rollers regularly (every 8,000 km) to extend the life of your chain and the smoothness of your transmission.

Denis M.

A former racer with a keen eye for equipment

Shimano ’s Ultegra Y5YC98140 rear derailleur pulleys are genuine parts designed to restore the performance of your Shimano Ultegra 11-speed drivetrain. Compatible with the Ultegra RD-6800 and Ultegra Di2 RD-6870 derailleurs, they ensure precise chain guidance and contribute to smooth, fast and quiet gear changes.

Consisting of a guide pulley and a tension pulley, this replacement kit restores your drivetrain to its original performance after several thousand kilometres. Worn pulleys can cause noise, reduce the precision of gear changes and accelerate wear on the chain and cassette.

Manufactured to Shimano quality standards, these pulleys feature an optimised design to minimise friction and ensure smooth rotation. Replacing them regularly helps maintain the bike’s overall performance whilst improving pedalling comfort.

Ideal for maintaining a road bike fitted with an Ultegra 11-speed groupset, the Y5YC98140 Shimano pulleys offer a reliable and cost-effective solution for restoring a quiet and high-performance drivetrain.


Key features

Shimano genuine part
Compatible with Ultegra RD-6800 and RD-6870 Di2 derailleurs
11-speed drivetrain
Includes a guide pulley and a tension pulley
Smooth rotation and reduced friction
Improves gear-changing precision
Quick and easy installation
Part number Shimano: Y5YC98140

EAN 4524667847731

Customer reviews

Average rating: 4.8 out of 5

Based on 46 reviews

Show attestation (opens in a new window)
  • Rated 5 out of 5 Francois l.

    Published Sep 25, 2026 at 06:19 pm Order date: Sep 09, 2026 Original language: French (Translated review)

    Ras

  • Rated 5 out of 5 Christopher L.

    Published May 03, 2026 at 05:48 pm Order date: Apr 19, 2026 Original language: French (Translated review)

    Ras

  • Rated 5 out of 5 Claude F.

    Published May 02, 2026 at 08:44 pm Order date: Apr 14, 2026 Original language: French (Translated review)

    Conforming product

  • Rated 5 out of 5 Alain B.

    Published Mar 20, 2026 at 03:34 pm Order date: Mar 04, 2026 Original language: French (Translated review)

    It's for regular maintenance, we'll see when I mount them

  • Rated 5 out of 5 Jean marc B.

    Published Dec 08, 2025 at 06:06 pm Order date: Nov 26, 2025 Original language: French (Translated review)

    not mounted yet. impeccable reception

  • Rated 5 out of 5 Lionel L.

    Published Dec 08, 2025 at 09:59 am Order date: Nov 26, 2025 Original language: French (Translated review)

    Excellent

  • Rated 5 out of 5 Jean Pierre P.

    Published Nov 08, 2025 at 09:36 pm Order date: Oct 23, 2025 Original language: French (Translated review)

    -

  • Rated 4 out of 5 Olivier G.

    Published Apr 28, 2025 at 01:03 pm Original language: French (Translated review)

    good product to recommend

  • Rated 5 out of 5 Jean-Pierre G.

    Published Oct 08, 2024 at 01:38 pm Original language: French (Translated review)

    Perfect for Shimano Ultegra 6800

  • Rated 5 out of 5 Bertrand G.

    Published Aug 12, 2024 at 11:30 am Original language: French (Translated review)

    Good material. Shimano is always reliable.

10 reviews shown out of 46

They are compatible with the following 11-speed rear derailleurs Shimano, Ultegra RD-6800 and RD-6870 Di2.

The kit includes a guide pulley and a tension pulley designed to replace the original rear derailleur pulleys.

It is advisable to replace them when they show visible signs of wear, excessive play, or when the drivetrain becomes noisier and less precise.

Yes, new chainring sprockets help restore smoother chain movement and greater precision when changing gears.

Yes, the part number Y5YC98140 corresponds to an official Shimano part designed for compatible Ultegra derailleurs.


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