Shimano FC-R8000 Ultegra 11-Speed Inner Chainring

The Shimano FC-R8000 Ultegra 11-Speed Inner Chainring is a high-grade replacement part built to give consistent power transfer and stable shifting under load. It pairs light weight with strong rigidity to support accurate shifts on long rides or steep climbs. A stand-out feature is its engineered link with 11-speed HG chains, which improves chain contact for higher drive efficiency.

Key Features and Benefits:

• Optimised tooth profile designed for 11-speed HG chains: This profile increases contact across each link, which improves chain stability and reduces slip. This leads to smoother shifts and more consistent power transfer during hard efforts.
• Balanced structure of light weight and high rigidity: This pairing reduces flex around the crank under load, which preserves shift accuracy. The outcome is a precise and repeatable shift feel even when cadence or power changes fast.
• 110mm, 4-arm interface engineered for FC-R8000 cranksets: This fit ensures direct load distribution across the crank arm spider, which limits wear on both the ring and crankset. The outcome is longer service life and more reliable day-to-day function.
• Compatible with Shimano HG 11-speed systems: This ensures the chainring works only within the intended drivetrain, which prevents alignment issues and noise. The outcome is higher efficiency across the full gear range.

Achieving smooth and controlled front shifts is the key outcome many riders look for when replacing a worn inner ring. This chainring supports this goal through its precise tooth shaping, strong structural support, and exact fit within the FC-R8000 system. These elements work together to reduce shift lag, limit drivetrain noise, and maintain power flow in mixed terrain.

This inner chainring is a sound choice for riders who want reliable shifting and efficient power transfer from their Ultegra drivetrain. Select the size that matches your setup and fit a genuine replacement built for long-term performance.

Specification:

• Compatible chain: Shimano HG 11-speed
• Speed: 11 Speed
• Discipline: Road
• Discipline: Time Trial & Triathlon
• Colour: Grey
• Size: 34 teeth or 36 teeth
• Bolt Circle Diameter: 110mm
• Chainring Fitting: 4 Arms