Weight: 114 g

Engineered for precision. Built for performance.
The X-CarboRing EVO 54T is a high-performance outer chainring designed for modern road drivetrains. Combining advanced materials with Italian craftsmanship, it delivers exceptional stiffness, lightweight performance, and optimized power transfer for demanding riders and competitive environments.

Technologies

Constructed from AL7075-T6 aluminum alloy and reinforced with 3K glossy structural carbon fiber, the X-CarboRing EVO achieves an ideal balance between strength and weight.

The integration of Titanium Grade 5 hardware enhances durability while maintaining a lightweight profile, ensuring consistent performance under high load conditions.

The optimized tooth profile improves chain engagement and shifting precision, making it fully compatible with Shimano 12-speed and previous 11-speed groupsets.

Compatibility

- BCD: 110 mm – 4 arms

- Outer chainring: 54 teeth

- Compatible with:
     - Shimano Dura-Ace FC-9200
     - Shimano Ultegra FC-8100
     - SRM Origin
     - Rotor INSpider Power Meter

✔ Compatible with Shimano Dura-Ace 9200, Ultegra 8100, and all previous 11-speed groupsets.
✖ Not compatible with SRAM AXS 12-speed groups (use dedicated X-AXS chainrings)

System Integration

For optimal performance, the X-CarboRing EVO must be paired with:

-> X-CarboRing 40T x 110 (4 arms), or

-> X-CarboRing 38T x 110 (4 arms)

Recommended upgrade:

-> X-Cover DA9200 – Dedicated kit for Shimano Dura-Ace 9200 12s cranksets, made from AL7075-T6 alloy

Alternative option:

-> X-Fix ROAD kit – Available with custom laser engravings and multiple anodized color finishes

Specifications

- Teeth: 54T
- BCD: 110 mm (4 arms)
- Material: AL7075-T6 Aluminum + 3K Carbon Fiber
- Hardware: Titanium Grade 5
- Weight: 114 g
- Made in Italy