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6D · ATR-2Y

6D ATR-2Y Azul Racer

ESPECIFICAÇÃO TÉCNICA VERIFICADA Dirt/MX ECE 22.05, DOT Carbon-Kevlar 1150g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Dirt/MX
Certifications ECE 22.05, DOT
Measured Weight 1150 g
Shell Material Carbon-Kevlar
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 None
SHARP Impact Score Not tested by SHARP
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.

Aggressive fit with high cheek pads; runs slightly small for those preferring a loose street helmet feel. Requires precise sizing (often one size down from standard DOT helmets).

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

"Perfect Fit. Perfect Protection."

Dominate the track with the 6D ATR-2Y Racer Blue, a pinnacle of motocross engineering designed for speed demons who demand precision. This helmet features a sleek, aggressive aerodynamic shell that slices through the air, reducing drag and wind noise to keep your focus sharp during high-speed sprints. The interior is crafted from 6D's signature Multi-Density EPS technology, offering unmatched comfort and safety without adding unnecessary weight. With premium ventilation channels ensuring breathability even in the heat of battle, the ATR-2Y combines cutting-edge acoustics with a bold Racer Blue aesthetic. Whether you are chasing lap records or pushing limits on the backroad, this helmet is your ultimate partner for victory.

Rider Profile & Intended Use

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

Onde comprar

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Histórico e tendências de preços

ℹ️ A Helmetsan é um motor independente de segurança e apoio à decisão para motociclos. Quando consulta preços ou compra através de ligações de retalhistas, a Helmetsan pode receber uma comissão de afiliado sem custos adicionais para si.

Product Concept & Specifications

6D (Italy)

Engineering & Biomechanical Safety Analysis

The 6D ATR-2Y utilizes the proprietary Multi-Density EPS liner system, featuring a dual-density foam construction that provides superior impact absorption while maintaining a lightweight profile. Its aerodynamic shell design minimizes wind turbulence at high speeds, significantly reducing rider fatigue and acoustic noise compared to standard dirt helmets.

The 6D ATR-2Y Azul Racer is engineered as a high-integrity Dirt/MX protective system, utilizing a structural shell constructed from Carbon-Kevlar. 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 22.05, DOT 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.

Construção da calota Carbon-Kevlar Material estrutural externo
Measured Weight 1150 g (2.54) Peso aproximado no tamanho médio
Warranty 2 Years Duração da cobertura do fabricante
Caso de uso principal Motocross Orientação de condução otimizada

Safety & Certifications

Certificação ECE 22.06 Padrão de segurança certificado
Rotational Protection None Atenua o impacto rotacional
Libertação de emergência Not specified Remoção rápida das almofadas das bochechas
Cinta de retenção Double D-Ring Tipo de fivela da cinta jugular

Acoustics & Aerodynamics

Nível de ruído Não testado Ruído do vento medido em velocidade
Ventilação 9/10 Avaliação do desempenho do fluxo de ar
Testado em túnel de vento Not specified Aerodinâmica otimizada da calota
Pinlock antiembaçante Não incluído Inserto antiembaciamento para viseira

Technology & Convenience

Integração de comunicações Generic Speaker Cutouts Disponibilidade de abertura para intercomunicador
Compatível com óculos Not specified Ranhuras para óculos no forro interior
Sistema de viseira Not verified Viseira solar integrada rebatível
Forro removível Not verified Módulos de forro laváveis

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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
6D Official Specification
Safety Testing Agency
ECE 22.05, DOT Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-21