Alpinestars’ development of the SM5 helmet represents the culmination of years of research and innovation rooted deeply in the brand’s passion for motocross and rider protection. Drawing from decades of elite motorsports experience, Alpinestars engineered the SM5 with a clear focus: to deliver a lightweight, high-performance helmet that maximizes safety and rider comfort. The design integrates advanced thermoplastic construction, strategic ventilation, and multi-impact energy management—reflecting the expertise of world-leading engineers and safety specialists. Every element of the SM5 was purpose-built with precision, resulting in a helmet that meets the highest standards in global certification and real-world performance.