Given its jack-of-all-trades depth and a slew of updates, the 303 NSW Carbon Tubeless Road Wheelset may be the best all-around race wheel in Zipp's lineup. Its wider, 19mm internal rim width better integrates with the new racing standard of 25mm tires, streamlining airflow from rubber to rim. The rim's bead also lets you run tubeless tires, allowing reduced PSI for better cornering traction and--counterintuitively--lower rolling resistance, as the tire is better able to deform around and roll through minor imperfections in the road surface rather than bouncing across them. Going tubeless also reduces puncture risk, so while you're enjoying boosted aerodynamics, smarter cornering, and less rolling resistance in the pack, you'll also have a better chance of not falling out of contention due to a late-race flat. Ever since its inception in 2015, Zipp's NSW Series has been the launching pad for Zipp's most relevant innovations. And to that end, the Zipp 303 NSW Carbon Tubeless Road Wheel features an entirely redesigned rim shape that aerodynamically integrates wider tubeless tires for enhanced ride quality and performance. The 303 NSW Carbon Tubeless features a wider 19mm internal rim width and corresponding outer rim shape for aerodynamic optimization with 25mm tires. This wheelset allows you to run tubeless or traditional clinchers. The benefits of tubeless include superior flat protection, the ability to run lower pressures, and a smoother ride with high cornering grip and low rolling resistance. The 303 NSW represents a major update--it's more aerodynamic, brakes better, and is even more reliable than before. And that's just the rim. For the first time in its lifespan, the 303's new hubs are every bit as impressive as its rims. We admit that we haven't always associated Zipp with hub innovation, but the 303 NSW's Cognition rear hub may be the most exciting technology in factory wheels that we've seen since Zipp first introduced its bulging sidewalls. The freehub i..
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Zipp 303 NSW Carbon Road Wheelset - Tubeless
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