The Carbon‑Ti X‑CarboRing EVO 54/40 x 110 DA9200 (4‑arm) is a top‑tier oversized chainring set crafted for cyclists chasing maximum drivetrain performance. Perfect for Brisbane’s thriving road, triathlon and time‑trial scene—this chainring combination enhances high‑speed efficiency, stiffness and shifting accuracy across demanding local terrain such as Mt Coot‑tha, coastal TT routes and criterium circuits.

Favoured by professional bicycle service workshops, the EVO platform offers a significant performance upgrade for riders investing in high‑end bike parts, Shimano drivetrain optimisation, and lightweight race components.

Elite Composite Construction: Carbon Fibre + AL7075‑T6 Alloy + Titanium

Each chainring is built using a precision‑engineered blend of:

Structural 3K Glossy Carbon Fibre Body

• Extremely stiff with minimal flex
• Helps maintain high power transfer at race pace
• Lightweight design for efficient climbing and acceleration

CNC‑Machined AL7075‑T6 Alloy Teeth

• Individually cut for precise chain engagement
• Enhanced durability for long‑term daily use
• Optimised to deliver crisp mechanical and electronic shifting

Grade 5 Titanium Fixing Elements

• Ultra‑strong, corrosion‑resistant hardware
• Maintains alignment during high‑torque sprints
• Increases overall shifting precision

A powerful upgrade option for Queensland cyclists seeking cutting‑edge performance bike parts, carbon fibre components, and premium drivetrain enhancements.

Optimised 54/40T Race Combination for High‑Speed Performance

The 54/40T chainring pairing is tailored for:

• Road racing
• Time trials (TT)
• Triathlon bike builds
• High‑speed training and power‑meter‑based riding

Why choose 54/40T?

• Higher top‑end gearing for fast flat sections
• Ideal cadence range for high‑power efforts
• Elevated drivetrain stability at speed

Perfect for Brisbane riders competing in triathlon, club racing or advanced road training blocks.

Shimano DA9200‑Optimised Interface for 11 & 12‑Speed Road Drivetrains

Designed around the Shimano 110 BCD – 4‑arm DA9200 interface, the X‑CarboRing EVO ensures seamless compatibility with:

✅ Cranksets

• Shimano Dura‑Ace FC‑9200
• Shimano Ultegra FC‑8100
• Shimano Dura‑Ace R9200‑P power meter
• SRM Origin (110 BCD – 4‑arm)
• Rotor INSpider

✅ Groupsets

• Shimano Dura‑Ace R9200 (12‑speed)
• Shimano Ultegra R8100 (12‑speed)
• All previous Shimano 11‑speed road groups

❌ Not compatible with

SRAM AXS 12‑speed
(For that platform, use Carbon‑Ti’s X‑AXS chainrings.)

High Torsional Stiffness for Power‑Meter Equipped Builds

The EVO carbon platform is specifically engineered for riders producing high sustained wattage:

• Improves power transfer on steep climbs
• Minimises drivetrain flex during sprints
• Enhances accuracy for power‑meter–supported training

Ideal for Brisbane cyclists using SRM, Shimano R9200‑P, or Rotor INSpider cranksets.

Recommended Bolt Kits for Best Installation & Aesthetics

For optimal performance and a premium finish:

X‑Cover DA9200 Kit

• AL7075‑T6 alloy construction
• Designed specifically for Shimano Dura‑Ace R9200

X‑Fix ROAD Kit

• CNC‑machined AL7075‑T6 alloy
• Laser‑engraved
• Available in multiple anodised colours

Perfect for custom builds and riders wanting both performance and elevated bike aesthetics.

Workshop Note — Correct Pairing for Maximum Performance

The 54T outer chainring is compatible with:

• ✅ X‑CarboRing EVO 40T
• ✅ X‑CarboRing EVO 38T

Choose the inner ring based on your preferred gearing range.
Matching the correct pair ensures ideal shift ramp alignment, essential for precise front shifting.

Technical Specifications

Designed for High‑Performance Brisbane Cyclists

Carbon‑Ti X‑CarboRing EVO 54/40 delivers:

• Elite acceleration and climbing efficiency
• Lightweight drivetrain refinement
• Race‑level precise shifting
• Italian‑made craftsmanship
• Compatibility with leading performance cranksets