1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel. Please read this manual thoroughly before use to ensure optimal performance and longevity of your product.
The Bora Ultra WTO 35 C23 700c Front Wheel features an aerodynamic, lightweight rim profile, crafted with rigorous testing and Italian expertise. Its design optimizes aerodynamics and reduces weight, contributing to energy conservation and enhanced speed. Key components include Campagnolo's CULT ceramic bearings within an aerodynamic carbon disc hub, and 2-Way Fit rims designed for immediate tubeless use without rim tape.

Figure 1: Full view of the Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel. This image displays the complete wheel assembly, highlighting its sleek design and spoke pattern.
2. Setup
Proper installation is crucial for the performance and safety of your wheel. It is recommended that installation be performed by a qualified bicycle mechanic.
2.1 Unpacking and Inspection
Carefully remove the wheel and included accessories from the packaging. Inspect all components for any signs of damage during transit. The included accessories are:
- Aero Mo-Mag nipple maintenance kit
- Tubeless valve
- AFS lockring
- Campagnolo wheel bag
- Campagnolo accessories bag
- Tire levers
2.2 Tire Installation
The Bora Ultra WTO 35 C23 wheel features a 2-Way Fit system, allowing for both tubeless and clincher tire setups. The 23mm internal rim width is designed for wider tires, with a recommended size of 700c, 28 - 35mm.
- For tubeless setup, ensure the tubeless valve is correctly installed and seated. The 2-Way Fit rims are ready for immediate tubeless use without additional rim tape.
- Mount the tire according to the tire manufacturer's instructions.
- Inflate the tire to the pressure recommended by the tire manufacturer, ensuring it is within the limits specified on the tire sidewall and the wheel rim.

Figure 2: Angled view of the Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel, showcasing the rim profile and spoke arrangement.
2.3 Wheel Installation on Bicycle
Install the front wheel onto your bicycle's fork. Ensure the disc brake rotor (if applicable) is correctly aligned with the caliper and the quick release or thru-axle is securely fastened according to your bicycle manufacturer's specifications. The wheel features Bora ULTRA disc brake hubs.

Figure 3: Side view of the Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel, emphasizing the hub and spoke design.
3. Operating
The Campagnolo BORA Ultra WTO 35 C23 Front Wheel is designed for high-performance cycling. Its aerodynamic profile and G3 lacing pattern contribute to stability and responsiveness.
3.1 Pre-Ride Checks
- Tire Pressure: Verify that tire pressure is within the recommended range before each ride.
- Wheel Security: Ensure the wheel is securely fastened in the fork.
- Brake Function: Check that the disc brake operates correctly and does not rub against the rotor.
3.2 Riding Conditions
This wheel is engineered for various road conditions. The G3 lacing ensures maximum stiffness and cornering precision, offering control and aesthetics. Always ride within your capabilities and adhere to local traffic laws.
4. Maintenance
Regular maintenance extends the life and ensures the safety of your Campagnolo wheel.
4.1 Cleaning
Clean the wheel regularly with mild soap and water. Avoid harsh chemicals or abrasive materials that could damage the carbon rim or finish. Rinse thoroughly and dry with a soft cloth.
4.2 Spoke Tension
Periodically check spoke tension. Uneven or loose spokes can affect wheel integrity and performance. Use the included Aero Mo-Mag nipple maintenance kit for adjustments if you are experienced, or consult a professional mechanic.
4.3 Bearings
The wheel is equipped with CULT ceramic bearings, known for their smooth rotation and durability. While designed for low maintenance, if you notice any roughness or play, have them inspected by a qualified mechanic.

Figure 4: Close-up view of the hub assembly of the Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel, showing the intricate design and spoke attachment points.
4.4 Tire and Rim Inspection
Regularly inspect tires for wear, cuts, or punctures. Check the rim for any cracks, dents, or damage. Replace worn or damaged components immediately.
5. Troubleshooting
This section addresses common issues you might encounter with your wheel.
- Issue: Wheel feels wobbly or unstable.
Possible Causes: Loose quick release/thru-axle, uneven spoke tension, damaged rim, loose hub bearings.
Solution: Check quick release/thru-axle for proper tightness. Inspect spoke tension and adjust if necessary (professional recommended). Inspect rim for damage. Have hub bearings checked by a mechanic.
- Issue: Tire loses air quickly.
Possible Causes: Puncture, improperly seated tubeless tire, faulty tubeless valve, damaged rim tape (if clincher with tube).
Solution: Inspect tire for punctures and repair/replace. Re-seat tubeless tire. Check tubeless valve for leaks. Ensure rim bed is clean and free of sharp edges.
- Issue: Squeaking or grinding noise from hub.
Possible Causes: Contaminated or worn bearings, insufficient lubrication.
Solution: Have the hub bearings inspected and serviced by a qualified mechanic. CULT ceramic bearings are durable but require proper care.
6. Specifications
Detailed technical specifications for the Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel (Model: WC444AAF0A100).
| Feature | Detail |
|---|---|
| Brand | Campagnolo |
| Model Name / Part Number | WC444AAF0A100 |
| Rim Construction | UD high-strength carbon with C-LUX finish |
| Rim Depth | 35mm |
| Internal Rim Width | 23mm |
| Tire Compatibility | 2-Way Fit (Tubeless Ready) |
| Recommended Tire Size | 700c, 28 - 35mm |
| Hub Type | Bora ULTRA disc brake hubs |
| Bearings | CULT ceramic bearings |
| Spokes | 21 Aero Elliptical, straight-pull double-butted |
| Lacing Pattern | G3 Lacing |
| Material | Carbon Fiber, Ceramic |
| Color | Black |
| Suggested Users | Adults |
| Included Components | Front Wheel |
| Global Trade Identification Number | 08055136025603 |
| Package Dimensions | 28 x 28 x 4 inches |
| Package Weight | 5.7 Pounds |
7. Warranty Information
The Campagnolo BORA Ultra WTO 35 C23 700c Front Wheel comes with a Limited Warranty. For specific terms, conditions, and duration of the warranty, please refer to the official warranty documentation provided with your purchase or visit the official Campagnolo website. Keep your proof of purchase for warranty claims.
8. Support
For technical assistance, spare parts, or any questions not covered in this manual, please contact Campagnolo customer support or your authorized Campagnolo dealer. Always provide your product model number (WC444AAF0A100) and purchase details when seeking support.
You can find contact information on the official Campagnolo website: www.campagnolo.com





