Zipp 303 Firecrest Carbon Tubeless 650b Rear Disc Brake Wheel 12x142mm XDR 24 Spokes

Experience unparalleled efficiency and speed with the Zipp 303 Firecrest Carbon Tubeless Disc Brake Center Locking 650b Rear wheel. Designed for cyclists who demand top-tier performance across diverse terrains, this wheelset combines lightweight construction with advanced aerodynamics and durability. The 303 Firecrest is engineered to excel on all road surfaces, from smooth pavement to rougher trails, ensuring a ride that is not only faster but also smoother and more responsive. Its innovative wide rim profile and tubeless compatibility contribute to reduced rolling resistance and enhanced rider comfort, making every mile more enjoyable and less fatiguing.

At the core of this wheelset lies the German-engineered ZR1 DB hub, featuring 66 points of engagement for lightning-fast responsiveness and superior durability. The 40mm rim depth paired with ABLC dimples technology optimizes aerodynamic performance, cutting through wind with minimal drag. The tubeless-ready design simplifies tire installation and removal without the need for specialized tools or compressors, offering convenience alongside performance. Whether you’re pushing your limits in competitive races or enjoying long endurance rides, the Zipp 303 Firecrest delivers the technology and reliability to keep you ahead of the pack.

Crafted with precision, the wheelset’s carbon rim and Sapim Secure-Loc spokes provide strength without added weight, while the 25mm internal rim width supports a wider tire for better traction and comfort. The center-locking rotor interface ensures secure and consistent braking performance, compatible with SRAM XDR driver bodies for seamless integration. With its sleek new graphics and proven design, the Zipp 303 Firecrest is not just a wheel—it’s a competitive advantage built for the modern road cyclist.

What It’s Good For

• Maximizing speed and efficiency on varied road surfaces
• Enhancing comfort by reducing rider fatigue through improved tire and wheel interaction
• Offering reliable and responsive braking with center-lock disc compatibility
• Providing easy tubeless tire setup and maintenance without the need for air compressors
• Supporting wider tires for better grip and smoother rides on rough terrain
• Delivering quick engagement and durability with the advanced ZR1 DB hub system
• Improving aerodynamic performance with a 40mm rim depth and ABLC dimples
• Fitting modern road bikes with 12x142mm thru-axle standards

What It’s NOT Good For

• Use with non-disc brake road bikes or rim brake systems
• Compatibility with Campagnolo driver bodies without separate purchase
• Off-road use requiring extremely wide, knobby tires designed for mountain biking
• Riders exceeding the maximum recommended weight of 250lbs
• Applications requiring deep-section rims beyond 45mm depth

Frequently Asked Questions

Is the Zipp 303 Firecrest wheelset compatible with tubeless tires?
Yes, it features a tubeless-ready rim profile with an optimized tire bed that allows easy, tool-free installation and removal of tubeless tires without requiring an air compressor.

What kind of braking system does this wheel support?
The wheelset is designed for disc brakes with a center-lock rotor interface, providing consistent and reliable stopping power.

Can I use this wheelset with Campagnolo drivetrains?
Campagnolo driver bodies are sold separately, so while the wheelset can accommodate them, you will need to purchase the driver body independently.

What is the rim depth and width of the wheelset?
The rim has a depth of 40mm and an internal width of 25mm, optimized for aerodynamic performance and wider tire compatibility.

What is the engagement speed of the hub?
The German-engineered ZR1 DB hub offers 66 points of engagement, ensuring quick and responsive power transfer for an efficient ride.