Zipp 303 XPLR SW Carbon TLGo big, go gravel. The Zipp 303 XPLR SW and S are the fastest gravel wheels for everyone. Thanks to its mega wide and deep rim, the wheelset forges a new path for gravel specific cycling innovation and is purpose built to match approved gravel tires. Why go big? Too many of todays carbon gravel wheels are simply repurposed road wheels. This approach leaves riders with problems that slow them down: Wheel aerodynamics are ruined by mismatched rim and