Global Helmet Intelligence Platform

HJC · i30

i30 Racer Grey

技术规格已验证 Open Face DOT, ECE 22.05 Polycarbonate 1271g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category 开放式
Certifications DOT, ECE 22.05
Measured Weight 1271 g
Shell Material Polycarbonate
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 ✓ ECE 22.06
Rotational Protection Yes (Rotational Mitigation)
SHARP Impact Score 4/5 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.

专为开面盔头型设计;由于颊垫较长,对于偏窄的头型可能会略显宽松。

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 First"

体验 HJC i30 Racer Grey:融合韩国 🇰🇷 工艺与 RapidFire II 护目镜更换系统,配备 2D 平面赛道护目镜和双重锁定机制,以及 ACS 高级通道通风系统和 Multicool 抗细菌温度调节内衬。是追求极致安全与空气动力学声学舒适度的骑士的完美选择。

i30 Racer Grey represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under HJC's strict quality assurance standards in South Korea, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.

Within the Open Face 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:

聚碳酸酯外壳 中间椭圆形头型 支持 Pinlock MaxVision 多密度 EPS 内衬 加强型下巴带

Rider Profile & Intended Use

Riding Style Commuter
Helmet Category 开放式
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

去哪里购买

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Amazon (US) 查看实时价格 在网站上查看 查看价格 →

价格历史与趋势

ℹ️ Helmetsan 是一个独立的摩托车安全与决策引擎。当您查看价格或通过零售商链接购买时,Helmetsan 可能会获得联盟佣金,且不会向您收取额外费用。

Product Concept & Specifications

HJC (South Korea)

Engineering & Biomechanical Safety Analysis

采用 Premium Integrated Matrix (P.I.M. Plus) 碳纤维与碳纤维玻璃混合织物外壳结构,搭配 RapidFire II 护目镜更换系统(含 2D 平面赛道护目镜和双重锁定机制)。内衬采用 ACS 高级通道通风系统和 Multicool 抗细菌温度调节内衬,并预留扬声器切口,可无缝集成蓝牙通讯系统。

The i30 Racer Grey is engineered as a high-integrity Open Face protective system, utilizing a structural shell constructed from Polycarbonate. 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, ECE 22.05 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 Polycarbonate 外部结构材料
Measured Weight 1271 g (2.8) 中号尺寸的大约重量
Warranty 1 年 制造商保障期限
主要用途 Commuter 优化的骑行姿态

Safety & Certifications

认证 ECE 22.06 经认证的安全标准
Rotational Protection Yes (Rotational Mitigation) 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 4/5 SHARP UK 冲击测试成绩已验证

Acoustics & Aerodynamics

噪音水平 82 dB 实测高速风噪
通风 7/10 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

Compliant with FMVSS 218

🌐 CA Legal
Required: DOT

Compliant with CMVSS 218

🇬🇧 GB Legal
Required: ECE 22.06

Compliant with UK Road Regulations

Regional Legality Guidance

US

Status: Legal

Required: DOT

Compliant with FMVSS 218

CA

Status: Legal

Required: DOT

Compliant with CMVSS 218

GB

Status: Legal

Required: ECE 22.06

Compliant with UK Road Regulations

Certification Documents & References

  • DOT (US) - Department of Transportation - Reference
  • ECE 22.06 (EU) - Economic Commission for Europe - 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
HJC Official Specification
Safety Testing Agency
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-09