The Specialized Propero 4 Road Helmet is designed for riders who demand aerodynamics, ventilation, comfort, and safety in one sleek package. Taking inspiration from the S-Works Evade 3 and S-Works Prevail 3, the Propero 4 delivers the perfect balance of speed, airflow, and lightweight protection, earning the highest 5-Star Virginia Tech® Helmet Safety Rating.
Engineered using the Specialized equation for speed – Aerodynamics + Ventilation + Lightweight = Fast, the Propero 4 brings pro-level performance to every ride, whether you’re racing, training, or tackling long endurance days in the saddle.
Aerodynamic Design: Developed with CFD modeling and tested in the Win Tunnel, the Propero 4 inherits its leading edge design from the S-Works Evade 3, making it 4 watts faster (15 seconds over 40km) than the S-Works Prevail 3.
Advanced Ventilation: Inspired by the S-Works Prevail 3, micro-channel airflow technology and large rear exhaust ports keep air flowing for maximum cooling on hot rides.
MIPS Evolve Technology: Integrated low-friction slip layer reduces rotational forces during angled impacts for enhanced brain protection.
Premium Fit & Comfort: FS3 Fit System with Occipital Base Adjustment allows personalised helmet angle and fit, while the Tri-Fix web splitter and 10mm lightweight webbing ensure all-day comfort.
Eyewear Integration: Dedicated sunglass storage system keeps your glasses secure and out of the way when not in use.
Durability & Finish: Full-wrap polycarbonate shell adds strength and a premium aesthetic.
Virginia Tech® 5-Star Safety Rating: Independent testing confirms top-tier impact protection and rider confidence.
The Specialized Propero 4 helmet is the ideal choice for road cyclists seeking the aero gains of a racing helmet, the cooling of a climbing helmet, and the comfort and safety needed for all-day rides. With its lightweight construction, MIPS technology, and proven aerodynamics, it’s a helmet built for speed, safety, and style.
Ride faster, cooler, and safer with the Specialized Propero 4 Road Cycling Helmet where aerodynamics meet ventilation and pro-level protection.