Global Helmet Intelligence Platform

6D · ATR-2

6D ATR-2

VERIFIED TECHNICAL SPEC Dirt/MX DOT, ECE 22.05 Composite 1480g

Quick Facts at a Glance

Category Dirt/MX
Certifications DOT, ECE 22.05
Measured Weight 1480 g
Shell Material Composite
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 ✓ DOT, ECE 22.05
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.

Snug fit with minimal volume; requires precise sizing as it runs small around the cheeks and 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

""

Dominate the motocross track with the 6D ATR-2, a helmet engineered for elite performance and uncompromising safety. Designed with the brand's signature Multi-Density EPS technology, it offers superior impact absorption compared to standard foam liners, ensuring you stay protected when it matters most. The aggressive, matte-finish shell cuts through the air with minimal drag, while the advanced ventilation system keeps your head cool during intense sprints and technical sections. Whether you are navigating tight jumps or carving high-speed corners, the ATR-2 provides a secure, race-ready fit that adapts to your head shape for maximum comfort. Experience the perfect blend of cutting-edge aerodynamics, thermal regulation, and protective innovation that defines 6D's legacy in off-road racing.

Rider Profile & Intended Use

Riding Style Dirt/MX Racing
Helmet Category Dirt/MX
Internal Fit Shape Intermediate Oval
Price tracking active across international retailers.

Where to buy

Price History & Trends

ℹ️ Helmetsan is an independent motorcycle safety & decision engine. When you check prices or purchase via retailer links, Helmetsan may earn an affiliate commission at no additional cost to you.

Product Concept & Specifications

6D (Italy)

Engineering & Technical Analysis

The 6D ATR-2 utilizes the proprietary Multi-Density EPS liner and a unique shell geometry designed to minimize rotational energy transfer during impact. Its aerodynamic profile features integrated air ducts that channel airflow directly to the rider's face, significantly reducing thermal buildup while maintaining structural rigidity at high speeds.

Fit & Shell Structure

Intermediate Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

Shell Construction Composite Outer structural material
Measured Weight 1480 g (3.26) Approximate medium size weight
Warranty 2 Manufacturer coverage duration
Primary Use Case Dirt/MX Racing Optimized riding orientation

Safety & Certifications

Certification ECE 22.06 Certified safety standard
Rotational Protection None Mitigates rotational impact
Emergency Release Not specified Cheek pad quick removal
Retention Strap Double D-Ring Chin strap buckle style

Acoustics & Aerodynamics

Noise Level 92 dB Measured wind noise at speed
Ventilation 8/10 Airflow performance rating
Wind Tunnel Tested Not specified Optimized shell aerodynamics
Pinlock Anti-Fog Not included Anti-fog visor insert

Technology & Convenience

Comms Integration Generic Speaker Cutouts Intercom cutout availability
Glasses Friendly Not specified Inner lining eyewear grooves
Visor System Not verified Integrated drop-down sun visor
Removable Interior Not verified Washable lining modules

Compare & buy

Add this helmet to the comparison tool to see it side by side with others, or check current offers from trusted retailers.

User Reviews

NO VERIFIED RIDER REVIEWS YET

Be the first to share your riding experience with this helmet.

5 stars
0
4 stars
0
3 stars
0
2 stars
0
1 stars
0

No reviews yet. Be the first to share your experience with this helmet!

More from 6D

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
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-05-09