Shimano FC-R8000 Ultegra 11-Speed Outer Chainring
- HOLLOWGLIDE outer chainring technology
- For Shimano HG 11-speed chains
- Compatible with FC-R8000 cranksets
The Shimano FC-R8000 Ultegra 11-Speed Outer Chainring is a high-grade replacement ring built to restore peak drivetrain performance with precise, consistent shifting. Its standout HOLLOWGLIDE hollow outer ring design boosts stiffness while reducing weight, helping maintain clean, accurate gear changes even under heavy load. Each size option is engineered for exact fit and dependable strength, ensuring smooth power delivery across road, time trial, and triathlon setups.
Key Features and Benefits:
- HOLLOWGLIDE hollow outer ring structure: This reduces mass while increasing torsional rigidity, which stops chainring flex during shifts. This leads to sharper, more stable front shifting, even when pushing high wattage.
- Teeth engineered for Shimano HG 11-speed chains: This improves chain-to-ring contact, which raises drive efficiency and ensures secure engagement. The outcome is smoother power transfer with less loss through the drivetrain.
- Shimano-matched fit for FC-R8000 cranksets: This ensures exact alignment with the crank arm and inner ring, which supports consistent operation. The outcome is a reliable interface that maintains long-term shift quality.
- 110mm, 4-arm design with multiple tooth counts: This allows proper gearing selection for varied riding needs, which supports stable cadence control. The outcome is a setup tailored to road, TT, or triathlon demands.
This chainring offers firm, predictable front shifting under load. Its rigid outer structure, precise tooth shaping, and exact system match give strong support to efficient power output and clean gear engagement in demanding conditions.
Choose this Ultegra outer chainring when you need a dependable replacement engineered for accuracy, durability, and smooth drivetrain function. It is built to keep your shifting performance consistent on every ride.
Specification:
- Speed: 11 Speed
- Discipline: Road
- Discipline: Time Trial & Triathlon
- Colour: Grey
- Size: 50 teeth or 52 teeth
- Bolt Circle Diameter: 110mm
- Chainring Fitting: 4 Arms
| Teeth | 50T, 52T |
| Brand | Shimano |
| MPN | Y1W898020, Y1W898030 |
Our Payment Options
Online we currently accept payment from the methods listed above including a wide range of finance options. In store we also accept payment in the form of cash and gift vouchers.
Finance Options
In order to get the kit you want, when you need it, we offer a highly flexible range of finance options to help you get the best products on your bike now rather than at the end of the season when you've saved up the cash to make the purchase. There are even interest free options which effectively spread the cost without costing you any extra.
D.T.(Automotives) Limited T/A Tweeks Cycles is authorised and regulated by the Financial Conduct Authority and is the broker and not the lender. Our FCA registration number is 689896. D.T.(Automotives) Limited offers credit products from Secure Trust Bank PLC trading as V12 Retail Finance, Klarna and Clearpay. Credit is provided subject to affordability, age and status. Minimum spend applies. Use responsibly, T&Cs & late fees apply.
Our Finance Providers
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D.T.(Automotives)Limited trading as Tweeks Cycles offer interest free and interest-bearing credit on purchases £300 and over which is provided by V12 Retail Finance.
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We also offer Klarna, pay now, pay in 30 days or pay in 3 equal instalments.
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We also offer Clearpay pay in 4 instalments.
UK Mainland Delivery Prices
| Delivery Type | Cost | Estimated Delivery Time |
| Standard Delivery for orders under £49.99 | from £1.33 | 2-3 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Standard Delivery for orders over £49.99 | Free | |
| Bike Delivery | Free | 3-5 working days from day of despatch *(Excludes weekends and Bank Holidays) |
| Express Delivery | from £1.68 | 1-2 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Special Delivery | from £12.54 | For any next working day delivery order before 4.30pm Monday to Thursday. For any weekend delivery order before 4.30pm Friday |
* Bike Delivery Info
A bike has to go though a Pre Delivery Inspection (PDI Check) prior to despatch, ensuring the bike is thoroughly checked and set up prior to you receiving. This also means an express delivery service is unavailable. We strive to despatch bikes within 3-5 working days. Please note this may change over school holidays and the festive season (November/December). For more information on the process please visit our pre-build page.
For international shipping please visit our delivery page.
For information about returning an item please visit our returns page.