Arai · XD-5
Arai XD-5
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.
中等椭圆形头部形状，适合头顶后部测量稍长且头部周长比椭圆形头部更大的一些骑手。
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
"Safety is our business"
Arai XD-5头盔代表着越野骑行顶峰，将时尚外观与先进工程技术相结合，以提供无与伦比的性能和保护。其流线型设计轻松切入空气，而先进的通风系统确保在最长旅程中保持您凉爽。XD-5配备Pinlock MaxVision遮阳镜，提供清晰的视野，并具有广阔的视野，让您欣赏周围令人惊叹的景色。凭借中间椭圆的贴合度和轻量级的PB-cLc2外壳，这款头盔的舒适性和保护性难以超越。无论您是在应对最严酷的越野地形，还是在弯道上狂飙，Arai XD-5都能为您提供保障。5年的保修和Snell M2020认证让您安心，让您可以专注于骑行。
Arai XD-5 represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under Arai's strict quality assurance standards in Japan, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.
Within the Adventure/Dual Sport segment, ergonomic weight distribution and acoustic insulation are paramount. The chassis geometry is tailored to distribute mass directly above the cervical pivot axis, counteracting high-speed buffeting and minimizing long-distance rider fatigue. Inspect the verified laboratory telemetry and structural analysis below for detailed performance parameters.
Key Highlights:
Rider Profile & Intended Use
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价格历史与趋势
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Product Concept & Specifications
Arai (Japan)Engineering & Biomechanical Safety Analysis
Arai XD-5头盔采用PB-cLc2外壳材料，提供卓越的抗冲击保护和耐用性。它具有舒适的中等椭圆形头部形状，并配备先进的通风系统以实现最佳气流。
The Arai XD-5 is engineered as a high-integrity Adventure/Dual Sport protective system, utilizing a structural shell constructed from PB-cLc2. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner.
Certified to DOT, Snell M2020 protocols, the architecture is subjected to rigorous linear deceleration limits and oblique impact evaluations to mitigate rotational acceleration forces associated with diffuse axonal injury. For a deeper breakdown of rotational thresholds and impact testing speeds, consult our ECE 22.06 vs DOT vs SNELL engineering benchmark.
Internal geometry follows a Intermediate Oval cranial profile, designed to mitigate focal pressure hot spots across the parietal ridges while maintaining uniform radial clamping pressure along the zygomatic arch. Riders seeking optimal retention stability and break-in guidance should review the cranial aspect ratios and head shape guide as well as our 3D cheek pad density protocol.
Shell composite integrity and acoustic sealing are further optimized through channelized EPS porting and aerodynamic laminar profiling. To learn how shell composites resist stress cracking under prolonged environmental cycling, inspect the composite material comparative matrix.
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
Meets DOT and Snell M2020 standards for street use.
Compliant with Canadian motor vehicle safety regulations.
Regional Legality Guidance
Certification Documents & References
Interactive Size & Fit Finder
中等椭圆形头部形状，适合头顶后部测量稍长且头部周长比椭圆形头部更大的一些骑手。
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 |
|---|---|---|---|
| Black Frost / | — |
ARA-XD5-BLK | instock |
| Adventure Grey / | — |
ARA-XD5-GRY | instock |
| Discovery Blue / | — |
ARA-XD5-DIS | instock |
Geo Pricing & Availability
| Country | Price | Availability | Source | Updated |
|---|---|---|---|---|
| US | 839.95 USD | In Stock | Official | 2024-05-22 |
| CA | 1099.99 CAD | In Stock | Retailer | 2024-05-22 |
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Calibrated for upright windscreen deflection, all-terrain dust filtration, and long-travel suspension dynamics.
Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.