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Maintain peak drivetrain performance to keep your competitive edge.
Maintain peak drivetrain performance to keep your competitive edge.
Shimano

Shimano Ultegra FC-R8000 11-Speed Inner Chainring 34T-MS - Grey

£16.99 £24.99 32% off
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Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Shimano Ultegra FC-R8000 11-Speed Inner Chainring 34T-MS - Grey

Brand:Shimano

Code:Y1W834000

Maintain peak drivetrain performance with the Shimano Ultegra FC-R8000 34T Inner Chainring, specifically designed for 11-speed road bike setups. Ideal as a direct replacement for worn or damaged chainrings, this high-quality component is engineered for seamless compatibility with Shimano HG 11-speed chains and the FC-R8000 crankset.

Shimano’s Ultegra chainrings are renowned for delivering the perfect balance of lightweight construction and exceptional rigidity, enabling smooth, precise shifting even under heavy pedaling load. The 34T-MS inner ring is built to enhance power transfer and efficiency, thanks to a precision-engineered tooth profile that ensures optimal chain engagement.

  • Genuine Shimano Ultegra 11-speed inner chainring
  • 34-tooth size (34T-MS) for compact 50/34T crankset setups
  • Designed for Shimano FC-R8000 cranksets
  • Optimised for use with Shimano HG 11-speed chains
  • Durable, lightweight, and rigid for accurate shifting performance
  • Shimano Part Number: Y1W834000
  • Compatible Outer Chainrings:
    • 50T-MS (Y1W898020)
  • Other Available Sizes:
    • Inner: 39T, 36T, 34T
    • Outer: 53T, 52T, 50T, 46T

Whether you're upgrading or replacing components, trust Shimano's Ultegra 34T inner chainring for race-ready performance, durability, and flawless shifting on every ride.

Technical Information
  • Product Type
    Chainring
  • Speed
    11-Speed
  • Discipline
    Road, Time Trial & Triathlon
  • Colour
    Grey
  • Size
    34 teeth
  • Bolt Circle Diameter
    110 mm
  • Chainring Fitting
    4 Arms
As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying.
Sizing Information

General Unisex Brand Information

Professional Opinion

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