Description
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Description
keyboard_arrow_downSteeped in Zipp’s legacy of innovation, the 303 SW is a modern classic wheelset, fully capable of road, gravel, cobbles, and cyclocross riding. The 303 SW rim internally integrates the Zipp AXS Wheel Sensor for accurate on-bike tire-pressure monitoring.
Specifications
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Specifications
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Size (wheels)
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Rim Construction
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Tire Compatibility
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Rim Depth
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Brake Compatibility
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Rim - Inside Width
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Rim Profile
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Rim Finish
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Nipple Material
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Spoke Type
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Spoke Count
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Spoke Pattern
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Hub
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Driver Body Type
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Axle Type (Wheels)
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Bearings
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Max Tire Pressure
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Max Recommended System Weight
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Spoke Length DS
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Spoke Length NDS
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Max Outside Width
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Weight (g)
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Weight Based On
Features
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Features
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Design evolution
The 303 SW’s 40mm deep rim design takes design cues from the gravel-specific 303 XPLR to utilize a wide rim design for high aero efficiency and low rolling resistance on a wide tire platform designed for modern riding at lower tire pressures. The rim’s profile provides low drag and an improved transition between rim and tire, boosting aerodynamic efficiency with wider tires.

Refined capability
A revised carbon layup and design also infused the already bombproof 303 SW with an almost 10 percent improvement in impact strength at a light weight. The 303 SW is optimized for tires 30 to 35mm in width. The 303 SW rims feature a refined shape that helps shield the tire in an impact that would otherwise cause a pinch flat. At the center of this is the ZR1 hubset, which now has stainless steel bearings for improved durability and smoother performance.