Speed, Strength & Precision – All Roads, All Conditions
Engineered for versatility, the Zipp 303 SW Front Wheel is a high-performance tubeless carbon wheel that adapts seamlessly to road, gravel, and cyclocross rides. With a 40mm deep hookless rim and wide internal profile, it’s designed for modern tire setups and lower pressures—maximizing speed, grip, and comfort.
Next-Level Tire Pressure Monitoring with AXS Sensor
Internally integrated with Zipp’s AXS Wheel Sensor, the 303 SW allows real-time tire pressure monitoring without external devices. Quickly dial in optimal pressure pre-ride and monitor performance on the go—enhancing speed, traction, and protection against pinch flats.
Enhanced Aerodynamics & Reduced Fatigue
The wide, symmetrical rim optimizes the tire interface, minimizing drag and rolling resistance. Its refined layup delivers increased impact strength while helping to absorb vibrations, reducing fatigue over long distances or rough surfaces.
ZR1 Hubset & Stainless Steel Bearings
At its core, the ZR1 hubset ensures smooth rolling and longevity, featuring stainless steel cartridge bearings and a robust 12x100mm thru-axle design.
Optimized for 30–35mm Tyres
Designed to perform best with 35mm tyres, the 25mm internal rim width supports modern wider tire setups, ensuring unmatched stability and ride quality.
Key Features:
40mm carbon rim with aerodynamic and impact-optimized profile
Tubeless hookless design for lower pressures and better ride comfort
Integrated Zipp AXS Sensor for real-time tyre pressure monitoring
Designed for disc brakes (center-lock)
Wide 25mm internal rim for modern 30–35mm tyres
ZR1 hubset with smooth stainless steel bearings
Technical Specifications Table
| Feature | Specification |
|---|---|
| Rim Depth | 40mm |
| Rim Material | Carbon (Hookless) |
| Tire Compatibility | Tubeless Only |
| Internal Rim Width | 25mm |
| Wheel Size | 700c |
| Brake Compatibility | Disc Brake (Center Lock) |
| Spoke Count | 20 (CX-Sprint, 2 Cross) |
| Nipple Material | Aluminium |
| Axle Type | TA 12x100mm |
| Bearings | Stainless Steel Cartridge |
| Max Tire Pressure | 73 psi / 5.0 bar |
| Optimized Tire Width | 30–35mm (best at 35mm) |
| Max System Weight | 265 lbs / 120 kg |
| Weight | 1440g (lightest config with tape & valve) |

