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Rotor R8100-9200 NOQ aero chainring kit with covers 54/42 55/42 56/44 58/44
€245.90
€196.72
This kit is made by Rotor and includes a set of Rotor 12s chainrings for your R8100 or 9200 crank + a special cover set designed only for R8100 or 9200 crank.
Inner chainring
Outer Chainring
Cransket (12s)
Enhance your Shimano 12-speed drivetrain with this Rotor chainring kit, designed specifically for Ultegra R8100 and Dura-Ace R9200 cranksets. Crafted from CNC-machined 7075 aluminum, these aero-profiled chainrings provide exceptional stiffness and maximize power transfer. This kit is ideal for cyclists seeking optimized gear ratios for high-speed performance.
Kit Contents
This pack includes three precisely engineered components:
- One aero large chainring for 12-speed (available in 54/42, 55/42, 56/44, or 58/44)
- One compatible small chainring for the chosen large chainring
- A set of aero covers designed to improve airflow and increase rigidity
Compatibility
- Shimano Cranksets: Ultegra R8100 and Dura-Ace R9200 ✅
- Shimano Power Meter Cranksets: ❌ Not compatible
- Rotor Power Meter Cranksets (Inspider, Inpower, 2Inpower SL) : ✅ Compatible
- Shimano 12-speed chains: ✅ Optimized for smooth and precise shifting
Why Choose Rotor NOQ Aero Chainrings?
- Aerodynamic optimization: The included covers reduce drag, enhancing efficiency at high speeds.
- Stiffness & power transfer: CNC-machined 7075 aluminum ensures maximum durability and strength under heavy loads, especially in sprints and accelerations.
- Precision & durability: Engineered for high-intensity racing, ensuring seamless compatibility with Shimano 12-speed drivetrains.
- Power meter flexibility: Fully compatible with Rotor Inspider, Inpower, and 2Inpower SL power meter cranksets.
Who Are These Chainrings Designed For?
- Powerful road racers (from regional to elite levels), requiring a stiff and efficient drivetrain for competitive racing.
- Time trial bikes, where aerodynamics and power efficiency are key performance factors.
- Triathlon bikes, optimized for high-speed courses where larger gear ratios provide an advantage.
These chainrings are particularly suited for high-power outputs in elite road racing. They are widely used by contracted pro riders on Shimano-equipped bikes, looking for an advanced alternative to stock chainrings.
8100 & 9200 cover installation
8100 & 9200 cover installation
| Material | Aluminum |
|---|---|
| What's in the box : | 1 set of 4 covers, 4 bolts, 1 outer chainring, 1 inner chainring, 1 thin spacer for Shimano 12s crank |
| Chainring shape | Round |
| Storage location (from where it's shipped to you) | France |
| Manufacturing location | Spain |
Comments (1)
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Shipping
We use a dynamic pricing grid via Packlink. Prices are adjusted in real-time based on weight, delivery address, and chosen service.
Chronopost (Europe)
This is our most reliable carrier if you're looking for a quick delivery. We have daily collections from Chronopost, which is insuring the quickest shipping.
Mondial Relay
The relay point service is available for some EU countries at low rates. It's reliable and economical, you can select your pick up store after entering your delivery address.
USA Deliveries:
We have a flat rate of 34,90€-USD40 with priority mail express. This a reliable express shipping with an average of 7 days of transit.
Asia Deliveries:
We manage these deliveries through the Universal Postal Service (EMS). The shipping cost is €34.90 for most non-European countries. Delivery times are generally between 4 to 12 days.
Returns:
Returns are accepted and are at your expense (unless it is our mistake). Returns must be made within 14 days of receiving your package.
For more details, please visit our shipping page
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