Alpinestars · SM5 · Alpinestars SM5
Alpinestars SM5 Pearl White
DOT, ECE 22.05
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About the Alpinestars SM5 Pearl White
Dirt/MXDominate the track and trail with the Alpinestars SM5 in a striking Pearl White finish, designed for riders who demand uncompromising performance without sacrificing style. This dirt-specific helmet features an aggressive aerodynamic profile that slices through the air, reducing drag and minimizing wind noise for enhanced focus during intense off-road sessions. The interior is lined with moisture-wicking fabric and customizable EPS padding, ensuring a secure, race-ready fit that adapts to your head shape perfectly. With its robust construction meeting rigorous safety standards, the SM5 offers peace of mind when pushing limits on rough terrain. Whether you are navigating technical single-track or racing on closed circuits, this helmet delivers superior ventilation through strategic intake and exhaust ports, keeping you cool even in the hottest conditions. Elevate your riding experience with a piece of gear that blends cutting-edge technology with timeless Alpinestars heritage.
Technical Analysis
The SM5 utilizes Alpinestars' proprietary EPS liner architecture with a multi-density foam construction to optimize impact absorption across the chin and temple regions. Its aerodynamic shell geometry is engineered to manage airflow turbulence at high speeds while maintaining structural rigidity under lateral G-forces typical of motocross racing.
Feature Highlights
Safety & Aero-Acoustics HUD
SHARP impact test results pending.
Extremely Quiet: Superior long-distance sound damping.
High Flow: Dynamic multi-channel active venting.
Where to buy
All online retailers
Price History
Interactive Size & Fit Finder
Alpinestars SM5 is a motocross/dirt helmet designed for off-road use; it does not feature integrated speakers, cable management ports, or HUD compatibility.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
Available Colors & Graphics
Regional Legality Guidance
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