Specialized Propero 4 Helmet – Aerodynamic, Ventilated, and Super Lightweight
The new Specialized Propero 4 represents the perfect synthesis of aerodynamics, ventilation, and lightness, with the reliability that has always distinguished Specialized helmets. Inspired by top-tier models like the S-Works Evade 3 and the S-Works Prevail 3, this helmet offers high performance at an affordable price, and has been awarded 5 stars in the Virginia Tech® Helmet Rating™, one of the most authoritative safety tests in the world.
S-Works performance, now within everyone's reach
- Improved aerodynamics
Thanks to extensive testing in the wind tunnel and CFD simulations, the Propero 4 offers a real aerodynamic advantage:
+4 watts of efficiency, equivalent to a 15-second saving over 40 km, compared to helmets of the same category.
Its front profile directly derives from the S-Works Evade 3 model, optimizing air penetration without sacrificing comfort or ventilation.
- Maximum ventilation
Inspired by the S-Works Prevail 3, the Propero 4 integrates:
- Comfort, adjustment, and top-level details
Designed to perfectly fit every cyclist's head, thanks to:
FS3 retention system with occipital adjustment for a personalized fit
Helmet angle adjustment, compatible with glasses use
Ultra-thin 10 mm TriFix straps for excellent fit without irritation
Secure insertion option for sunglasses
Technical Specifications – Specialized Propero 4
Mips C-Solution protection technology to reduce rotational forces in case of impact
5-star rating according to the Virginia Tech® Helmet Rating™ scale
FS3 retention system with personalized occipital base adjustment
Aerodynamic profile inspired by the S-Works Evade 3 model
Large rear vents + internal micro-channels for optimal ventilation
Adjustable TriFix straps and ultra-lightweight (10 mm)
Integrated glasses insertion
High-strength polycarbonate shell with premium finish