SM-5 RASH HELMET

ALPINESTARS SIZING CHART

Alpinestars SM5 Helmet

Designed for MX riders, the lightweight SM5 delivers optimal protection and comfort with a thermo-injected polymer shell and five-density EPS liner for superior impact absorption.

Key Features:

• Enhanced Safety: Raised collarbone padding and a patented visor release system reduce impact forces.
• Better Fit & Protection: Wider shell (3% increase) for easier wear and 44% lower impact management score than the standard threshold.
• Advanced Impact Performance: 44% better regular-speed, 32% better low-speed, and 31% better high-speed impact ratings than previous standards.
• Optimized Ventilation: Multiple air inlets & exhaust ports for high heat transfer.
• Lightweight: 1,350g (ECE) / 1,420g (ECE-DOT, with shield).
• Superior Aerodynamics: Visor directs airflow for better cooling.
• Rotational Force Management: Low-friction EPS liner reduces oblique impact forces by 70% under ECE 22.06 regulations.
• Perfect Fit: 6 unique sizes with custom cheek padding & EPS liner sizes.

Available in ECE R 22.06 & ECE R 22.06/DOT versions, the SM5 sets new safety standards while keeping riders cool, comfortable, and protected.