303 XPLR S Wheels Hub:12x142 XDR Center Lock ISO mandates a minimum of

ISO mandates a minimum of 4mm of clearance between tire and frame in all dimensions

Our original Road Edition set the bar high for the last several years

gives you more safety and comfort when riding

These 5 mm thick CNC-machined alloy X-GlideR chainrings provide optimized stiffness and shifting performance featuring specific ramps and pins to aid chain transition

14-tooth X-SYNC lower pulley easily facilitates 11- to 50- and 10- to 50-tooth cassette capacity

303 XPLR S Wheels Hub:12x142 XDR Center Lock ISO mandates a minimum ofThe Zipp 303 XPLR S is big upgrade for gravel riders without a big price tag. This wheelset borrows key innovations from our premium wide gravel wheelset, it is affordable and robust for discerning gravel riders. This wheelset is the fastest on gravel, thanks to its mega wide rim that integrates seamlessly with approved gravel racing tires.* In gravel, resistance and vibrations from bumpy surfaces create a barrier that slows riders down. To combat