Zipp's 303 S Carbon Tubeless disc brake wheels were designed to make you faster. The 303 S wheels were designed to be faster over all surfaces, gravel and road. The wider rim profile allows for wider tires and lower pressure, resulting in reduced rolling resistance. This creates a claimed 10 watts of saving.
Cassette Compatibility: Sram XDR
Rim Depth: 45mm
Brake Type: Center-Lock Disc Brake
Internal Width: 23mm
Spoke Count: 24
- Optimized for 28mm tires, but capable of handling up to 50mm tires
- Wide 23mm internal width