Alpinestars Sm5 Rover Helmet

$329.95
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The SM5 Rover Helmet from Alpinestars is an off-road / motocross helmet engineered for riders seeking maximum protection, comfort, and ventilation for MX, dirt-bike, dual-sport or trail use.

Key Features

  • Lightweight thermo-injected polymer shell for impact resistance and structural strength

  • Multi-density EPS liner for optimized impact absorption across different zones 

  • Resin-coated inner shell and elastic liner-shell joint to reduce linear and rotational forces in crashes

  • Side shell + soft EPS foam coupling minimizes collarbone injury risk on impact

  • Emergency Release System (ERS) with removable cheek pads for safe helmet removal post-accident 

  • Multi-air inlets + exhaust ports for high ventilation, airflow aided by visor design 

  • Quick-release visor system (no screws) for safety and easy maintenance / cleaning 

  • Integrated hydration-tube channels in cheek pads (useful for long trail/race days) Removable, washable anti-microbial liner (moisture-wicking) for hygiene and comfort

  • Stainless-steel D-rings and 26 mm textile chin strap for secure fit and compliance 

Materials / Protection

  • Thermoplastic outer shell, specially blended polymer 

  • Multi-density EPS inner liner, with resin-coated inner shell for impact and rotational force mitigation

  • Soft EPS + rubber-compound chin-bar extension to reduce collarbone load 

Certifications

  • ECE homologation (ECE 22.05 / 22.06 depending region)

  • DOT FMVSS 218 certified for North American use

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