Arai EX-40X
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Add to compareQuick 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.
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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Arai EX-40X | Type: Full Face | Brand: Arai
Rider Profile & Intended Use
Where to buy
Price History & Trends
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Product Concept & Specifications
Arai (Japan)Engineering & Technical Analysis
The Arai EX-40X utilizes a proprietary carbon fiber composite shell construction that significantly reduces overall mass without compromising structural integrity. This material choice allows for a thinner outer layer while maintaining the rigorous safety standards required by DOT and ECE 22.06 certifications, offering superior impact absorption compared to traditional fiberglass or polycarbonate shells. The internal EPS liner is engineered with variable density zones to optimize energy dissipation during frontal and side-impact scenarios.
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Interactive Size & Fit Finder
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.
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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.