Carbon-Ti X-CarboRing 40T x 110 (4 arms)

Weight: 45 g

Lightweight precision. Seamless integration.
The X-CarboRing 40T inner chainring is engineered to complement high-performance drivetrain systems, delivering smooth shifting, reduced weight, and consistent efficiency. Designed and manufactured in Italy, it combines advanced materials with precise engineering for riders demanding reliability and performance.

Technologies

Constructed from AL7075-T6 aluminum alloy and reinforced with 3K glossy structural carbon fiber, the X-CarboRing ensures an optimal balance between stiffness and weight.

Integrated Titanium Grade 5 pins enhance durability and improve chain engagement, delivering smooth and reliable shifting under load.

The refined tooth profile is optimized for modern drivetrains, ensuring compatibility with both Shimano and SRAM systems, while maintaining high efficiency across varied riding conditions.

Compatibility

- BCD: 110 mm – 4 arms
- Inner chainring: 40 teeth
- Compatible with:
     - Shimano Dura-Ace FC-9100 / FC-9000
     - Shimano Ultegra FC-8000 / FC-6800
     - SRM Origin cranksets

✔ Compatible with Shimano 11–12 speed and SRAM 11 speed groupsets

✔ Designed to pair with:

- X-CarboRing EVO 54 x 110 DA9200 (4 arms)

- X-CarboRing EVO 54 x 110 DA9100 (4 arms)

- X-CarboRing EVO 54 x 110 (4 arms)

- Previous non-EVO compatible models

System Integration

For optimal performance, it is recommended to use:

- X-Fix ROAD kit – Manufactured from AL7075-T6 alloy, featuring custom laser engravings and available in a wide range of anodized finishes

Specifications

- Teeth: 40T
- BCD: 110 mm (4 arms)
- Material: AL7075-T6 Aluminum + 3K Carbon Fiber
- Pins: Titanium Grade 5
- Weight: 45 g
- Made in Italy