Zipp AM 303 S Carbon Tubeless Disc Wheelset for Gravel/Mountain Bikes – XDR Hub, 700c Rim

Zipp 45mm Carbon Wheelset: Aerodynamic Performance Redefined

Conquer roads with confidence using Zipp’s precision-engineered carbon wheelset—crafted for speed enthusiasts and endurance riders seeking uncompromising quality. Featuring lightweight 700c hookless rims optimized exclusively for tubeless tires, these wheels deliver superior aerodynamics with a balanced 45mm depth profile. The matte UD carbon finish resists debris while maintaining stealthy aesthetics.

Built for Real-World Demands:
– ✅ All-Terrain Ready: Smooth-rolling on tarmac or gravel, supporting riders up to 250lbs
– ✅ Effortless Control: Symmetrical 23mm internal width enhances tire stability at lower pressures (max 73psi)
– ✅ Zero-Fuss Maintenance: Sapim Secure-Loc brass nipples prevent rotation + CX-Sprint spokes combat fatigue
– ✅ Instant Engagement: 3-pawl leaf spring hub mechanism with SRAM XDR compatibility

Performance-Driven Engineering:
| Feature | Advantage |
|——————|—————————————————————————|
| Center Lock Disc | Reliable wet/dry braking with aluminum axles (12x100mm F / 12x142mm R) |
| Cartridge Bearings| Steel durability for all-season riding |
| 2-Cross Spoking | Enhanced lateral stiffness during sprints/climbs |

Ideal for crit racers chasing podium finishes or bikepackers tackling mixed surfaces. At just 819g, experience quicker acceleration and sustained momentum—whether attacking hills or cruising country roads.

Upgrade note: Requires tubeless tires. Includes matte clear coat protection against UV/abrasion.