Alpinestars · S-M10
Alpinestars S-M10
Quick Facts at a Glance
Verified Safety Snapshot
How this helmet’s verified certifications map to recognized safety homologations and crash testing.
Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.
Verified Fit & Sizing Guide
Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.
Alpinestars S-M10 is a dirt/MX specific helmet designed for motocross and off-road riding. It features a multi-density EPS liner for impact absorption and an extended rear coverage typical of MX helmets.
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.
Design Concept & Background
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Conquer the dirt track with the Alpinestars S-M10, a pinnacle of modern motocross engineering designed for riders who demand uncompromising performance. This helmet seamlessly blends aggressive styling with advanced safety features, featuring a lightweight multi-composite shell that reduces neck strain during intense racing sessions. Engineered with an Intermediate Oval fit, it ensures a secure, race-ready position without sacrificing comfort. The S-M10 boasts superior ventilation efficiency, channeling cool air to critical zones while minimizing wind noise for enhanced focus. Whether you are competing in national championships or pushing your limits on the local trail, the S-M10 delivers the protection and aerodynamic precision required to dominate the course. Experience the perfect harmony of style, safety, and speed.
Key Highlights:
Rider Profile & Intended Use
Where to buy
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Amazon (US)
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Price History & Trends
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Product Concept & Specifications
Alpinestars (Italy)Engineering & Technical Analysis
The S-M10 utilizes Alpinestars' proprietary Multi-Density EPS liner and a multi-composite shell structure designed to meet FIM homologation standards while maintaining extreme lightness. Its aerodynamic profile features integrated visor vents and optimized airflow channels that reduce turbulence at high speeds, balancing acoustic dampening with essential cooling for motocross environments.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Regional Legality & Compliance
Certified for street use in the United States.
Certified for street use in Canada.
Certified for track/racing use in the European Union.
Regional Legality Guidance
Certification Documents & References
Interactive Size & Fit Finder
Alpinestars S-M10 is a dirt/MX specific helmet designed for motocross and off-road riding. It features a multi-density EPS liner for impact absorption and an extended rear coverage typical of MX helmets.
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.
Part numbers
| Product style | MFR. product # | SKU | Availability |
|---|---|---|---|
| Gloss Black / | — |
ALP-SM10-BLK | instock |
| Pearl White / | — |
ALP-SM10-WHI | instock |
| Urban TC-3 / | — |
ALP-SM10-URB | instock |
Available Colors & Graphics
Geo Pricing & Availability
| Country | Price | Availability | Source | Updated |
|---|---|---|---|---|
| US | 599 USD | In Stock | Official | 2024-03-17 |
| CA | 799 CAD | In Stock | Official | 2024-03-17 |
| EU | 499 EUR | In Stock | Official | 2024-03-17 |
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Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.