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HJC

Rpha71 Matte Black Md

SPÉCIFICATION TECHNIQUE VÉRIFIÉE Full Face ECE 22.06, DOT, Snell M2020 PIM+ (Carbon, Aramid, Fiberglass) 1550g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Intégral
Certifications ECE 22.06, DOT, Snell M2020
Measured Weight 1550 g
Shell Material PIM+ (Carbon, Aramid, Fiberglass)
Head Shape Fit Intermediate Oval
Retention System Not verified
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

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

Certified Homologation ✓ ECE 22.06, DOT, Snell M2020
Rotational Protection Not specified
SHARP Impact Score Not tested by SHARP
Retention Mechanism Not verified
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.

Runs slightly snug out of the box but breaks in within 50 miles. Interior designed for glasses-friendly temples.

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"

El HJC RPHA 71 representa la cumbre del rendimiento sport-touring, combinando un estilo elegante y agresivo con ingeniería derivada de la competición. Fabricado con la carcasa patentada Premium Integrated Matrix Plus (PIM+) —un tejido sofisticado de carbono, aramida y fibra de vidrio— este casco ofrece una resistencia excepcional a los impactos manteniendo un perfil ligero. Su silueta aerodinámica está esculpida para minimizar la resistencia al viento y las turbulencias, garantizando la estabilidad a altas velocidades y reduciendo la fatiga en viajes de larga distancia.

Diseñado para el motociclista moderno, el RPHA 71 cuenta con un avanzado sistema de ventilación por canales que optimiza el flujo de aire, extrayendo el calor y la humedad a través de los puertos de escape traseros para mantener un interior fresco y con clima controlado. El sistema de visión es igualmente refinado, utilizando un visor compatible con Pinlock MaxVision y el mecanismo de trinquete Rapid-Fire II para cambios rápidos sin herramientas. Diseñado con un ajuste ovalado intermedio, el interior es compatible con gafas e incluye almohadillas laterales de liberación rápida de emergencia para mayor seguridad. Certificado bajo las normas DOT, ECE 22.06 y Snell M2020, el RPHA 71 es una clase magistral en protección, ofreciendo claridad, comodidad e integridad estructural sin concesiones para los entusiastas que exigen el nivel más alto de rendimiento en su equipo.

Key Highlights:

Calotte Premium Integrated Matrix Plus (PIM+) Calotin EPS multidensité Système de ventilation avancé avec canaux Système de crémaillère d’écran Rapid-Fire II Système de retrait rapide d’urgence Emplacements pour haut-parleurs Bluetooth Coussins de sommet et de joues lavables et amovibles Compatible Pinlock MaxVision Bavette antibuée

Rider Profile & Intended Use

Helmet Category Intégral
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

Où acheter

Revendeur Prix Availability
Amazon (US) Voir le prix en temps réel Voir sur le site Voir le prix →

Historique et tendances des prix

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Product Concept & Specifications

HJC (South Korea)

Engineering & Biomechanical Safety Analysis

The Rpha71 Matte Black Md is engineered as a high-integrity Full Face protective system, utilizing a structural shell constructed from PIM+ (Carbon, Aramid, Fiberglass). 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 ECE 22.06, 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.

Construction de la coque PIM+ (Carbon, Aramid, Fiberglass) Matériau structurel extérieur
Measured Weight 1550 g (3.42) Poids approximatif en taille moyenne
Warranty Not specified Durée de la couverture du fabricant
Cas d’utilisation principal Not specified Orientation de conduite optimisée

Safety & Certifications

Certification ECE 22.06, DOT, Snell M2020 Norme de sécurité certifiée
Rotational Protection Not specified Atténue l'impact rotationnel
Déverrouillage d’urgence Not specified Retrait rapide des mousses de joues
Sangle de rétention Not verified Type de boucle de jugulaire

Acoustics & Aerodynamics

Niveau sonore Non testé Bruit du vent mesuré à vitesse élevée
Ventilation Non testé Évaluation des performances de ventilation
Testé en soufflerie Not specified Aérodynamisme optimisé de la calotte
Pinlock antibuée Non inclus Insert antibuée pour visière

Technology & Convenience

Intégration des communications N/A Disponibilité d’une découpe pour intercom
Compatible avec les lunettes Not specified Rainures pour lunettes dans la doublure intérieure
Système de visière Not verified Écran solaire intégré escamotable
Intérieur amovible Not verified Modules de doublure lavables

Regional Legality & Compliance

🇺🇸 US Legal
Required: DOT

Snell and DOT dual certified.

🇪🇺 EU Legal
Required: ECE 22.06

ECE 22.06 homologated.

🇮🇳 IN Legal
Required: ISI IS 4151

HJC India officially distributes this model.

Regional Legality Guidance

US

Status: legal

Required: DOT

Snell and DOT dual certified.

EU

Status: legal

Required: ECE 22.06

ECE 22.06 homologated.

IN

Status: legal

Required: ISI IS 4151

HJC India officially distributes this model.

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VEHICLE SYNERGY & ERGONOMICS

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Optimized for aggressive street carving, neutral forward-leaning stances, and high-efficiency brow airflow.

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Aprilia 96% Match

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Aprilia 94% Match

RSV4 Factory 1100 Ultra (Rally Edition)

Urban Roadster 1100 cc 154 hp

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Aprilia 92% Match

SR 160 Carbon

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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
ECE 22.06, DOT, Snell M2020 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-29