Global Helmet Intelligence Platform

Arai · VX-Pro4

Arai VX-Pro4 Gloss White

技术规格已验证 Dirt/MX DOT, Snell M2020 cLc 1430g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Dirt/MX
Certifications DOT, Snell M2020
Measured Weight 1430 g
Shell Material cLc
Head Shape Fit Intermediate Oval
Retention System Double D-Ring
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ Snell M2020, DOT
Rotational Protection Low Friction Liner
SHARP Impact Score 5/5 Stars (SHARP UK)
Retention Mechanism Double D-Ring
Emergency Release System Not specified

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.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Arai VX-Pro4 采用中等椭圆形头型,与更圆润的轮廓相比,其前后长度略长。它旨在适应多种头型,并提供 Arai 专业级越野头盔典型的稳固、贴合的佩戴效果。

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"

The Arai VX-Pro4 Dirt/MX Helmet embodies the pinnacle of motorcycle protection and performance. Its sleek styling exudes a sense of sophistication, while its advanced engineering ensures a secure, aerodynamic fit. The helmet's cLc shell material provides superior impact resistance, while the multi-density EPS liner absorbs and disperses energy for enhanced protection. Advanced ventilation systems work in harmony to maintain a comfortable temperature, even during the most intense rides. The Intermediate Oval head shape ensures a precise fit, allowing riders to focus on the road ahead. With its sleek, aerodynamic design and cutting-edge engineering, the Arai VX-Pro4 Dirt/MX Helmet is the ultimate choice for riders seeking a perfect blend of style, performance, and protection. Its commitment to safety and innovation makes it an exceptional value for riders who demand the best.

Key Highlights:

低摩擦内衬 多密度 EPS 内衬 先进的通风系统 中等椭圆形头型 cLc 外壳材料 包含 Pinlock MaxVision 5年保修

Rider Profile & Intended Use

Riding Style Motocross
Helmet Category Dirt/MX
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

去哪里购买

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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 VX-Pro4 Gloss White 配备 VAS(可变轴系统)护目镜,可提高视野并减少雾气,并配备 Dry-Cool 内衬,增强舒适性和吸湿性能。它还包括大型眼孔以增加周边视野,以及可拆卸、可水洗的颊垫以保证卫生。

The Arai VX-Pro4 Gloss White is engineered as a high-integrity Dirt/MX protective system, utilizing a structural shell constructed from cLc. 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.

外壳结构 cLc 外部结构材料
Measured Weight 1430 g (3.15) 中号尺寸的大约重量
Warranty 1 年 制造商保障期限
主要用途 Motocross 优化的骑行姿态

Safety & Certifications

认证 Snell M2020, DOT 经认证的安全标准
Rotational Protection Low Friction Liner 减轻旋转冲击
紧急释放 Not specified 脸颊垫快速拆卸
固定带 Double D-Ring 下巴带扣类型
SHARP 碰撞评级 5/5 SHARP UK 冲击测试成绩已验证

Acoustics & Aerodynamics

噪音水平 88 dB 实测高速风噪
通风 8/10 气流性能评级
风洞测试 Not specified 优化的外壳空气动力学
Pinlock 防雾 未包含 防雾镜片内衬

Technology & Convenience

通信设备集成 Generic Speaker Cutouts 对讲机开孔可用性
适合佩戴眼镜 Not specified 内衬眼镜凹槽
面罩系统 Not verified 一体式下拉式遮阳镜
可拆卸内衬 Not verified 可清洗内衬模块

Regional Legality & Compliance

🇺🇸 US Legal
Required: DOT, Snell M2020

Compliant for off-road and MX use; Snell M2020 exceeds standard DOT requirements.

🇪🇺 EU Legal
Required: ECE 22.06

Meets current ECE 22.06 safety standards for European market distribution.

Regional Legality Guidance

US

Status: Legal

Required: DOT, Snell M2020

Compliant for off-road and MX use; Snell M2020 exceeds standard DOT requirements.

EU

Status: Legal

Required: ECE 22.06

Meets current ECE 22.06 safety standards for European market distribution.

Certification Documents & References

  • ECE 22.06 (EU) - Economic Commission for Europe - Reference
  • Snell M2020 (US) - Snell Memorial Foundation - Reference

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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.

Manufacturer Source
Arai Official Specification
Safety Testing Agency
DOT, Snell M2020 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-08