Alpinestars · SM5 · Alpinestars SM5
Alpinestars SM5 Course Blue
DOT, ECE 22.05
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About the Alpinestars SM5 Course Blue
Dirt/MXDominate the dirt track with the Alpinestars SM-5 Course in striking blue. Engineered for the modern MX rider who demands both protective excellence and aerodynamic precision, this helmet features a lightweight composite shell that reduces fatigue over long race days. The advanced ventilation system ensures your head stays cool even under the most demanding conditions, while the Multi-Density EPS liner offers superior impact protection tailored to the unique shape of your head. With its aggressive styling and seamless integration of safety technology, the SM-5 Course is not just a helmet; it is your ultimate partner in victory. Experience the perfect blend of style, performance, and safety that only Alpinestars can deliver.
Technical Analysis
The SM-5 Course utilizes Alpinestars' proprietary Multi-Density EPS liner and a composite shell architecture to maximize impact absorption while maintaining a lightweight profile. Its aerodynamic shaping is specifically tuned for motocross, featuring a low-profile visor and optimized airflow channels that reduce drag without compromising cooling efficiency during high-intensity riding.
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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