Zipp 303 Firecrest Tubeless Rim A1 – Rear Wheel (QR)

The 303 Firecrest Tubeless Rim Brake A1 brings modern tubeless technology to a classic rim-brake platform. Featuring a 19mm internal width, ShowStopper textured brake track for unmatched stopping power in all conditions, and Zipp’s fast-engaging ZR1 hub, this wheel blends braking excellence with aerodynamic stability. The ABLC Sawtooth dimple pattern enhances airflow management, improving speed and handling.

Key Features

• Tubeless-ready rim brake wheel with 19mm internal width

• ShowStopper textured brake track for superior wet/dry braking

• ZR1 hub engineered in Germany with improved sealing and 66-point engagement

• ABLC Sawtooth dimples enhance aero stability and speed

• Includes QR end caps and quick-release skewer

SRAM Model ID: WH-303-FTLR-A1

Specifications

• Axle Type: QR

• Freehub Body: Shimano Road 11

• Hub Model: ZR1 Rim

• Hub Spacing: 130mm

• Position: Rear

• Rim Color: Black

• Rim Construction: Double wall

• Rim Depth: 45mm

• Rim Drilling: 24

• Rim Internal Width: 19mm

• Rim Material: Carbon

• Rim Model: 303 Firecrest Tubeless

• Skewers Included: Yes

• Spoke Type: Sapim CX-Sprint

• Valve: Presta

• Brake Interface: Rim

• Wheel Diameter/ISO: 700C / 622

• Wheel Tire Type: Tubeless Ready

• Rim Inner Width Range: 0–21.9mm