Global Helmet Intelligence Platform

Bell · Race Star Flex DLX

Race Star Flex DLX Rsd The Zone

VERIFIZIERTE TECHNISCHE SPEZIFIKATION Track/Race ECE 22.05, DOT, Snell M2020 Carbon Fiber 1346g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Track/Race
Certifications ECE 22.05, DOT, Snell M2020
Measured Weight 1346 g
Shell Material Carbon Fiber
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 ✓ DOT, Snell M2020, ECE 22.05
Rotational Protection Yes (Rotational Mitigation)
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.

Designed for aggressive track tuck; offers a snug, locked-in fit with minimal cheek pad adjustment.

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

"The Best Protection"

The Bell Race Star Flex DLX Rsd The Zone is designed to deliver razor-sharp aerodynamics in a chin-on-tank tuck, purpose-built for riders demanding uncompromising high-speed aerodynamic stability and track-certified protection. Built around a Aerospace-Grade 100% Carbon Fiber shell weighing a featherweight 1346g, its multi-density EPS matrix is aerodynamically sculpted to isolate cabin noise to ~92 dB while dissipating kinetic impact forces across DOT, Snell M2020, ECE 22.05 benchmarks. Inside, 3D laser-cut cheek pads tailor naturally to an Intermediate Oval profile with dedicated eyewear relief channels, secured by track-proven Double D-Ring retention for confident all-day riding.

Key Highlights:

Kohlefaserschale MIPS-Energiemanagementsystem Mehrdichtiger EPS-Schaum Fortschrittliches Belüftungssystem 180-Grad-Sichtfeld

Rider Profile & Intended Use

Riding Style Racing
Helmet Category Track/Race
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

Wo kaufen

Händler Preis Availability
Amazon (US) Aktuellen Preis prüfen Auf der Website ansehen Preis prüfen →

Preisverlauf & Trends

ℹ️ Helmetsan ist eine unabhängige Sicherheits- und Entscheidungsplattform für Motorräder. Wenn Sie Preise prüfen oder über Händlerlinks kaufen, erhält Helmetsan möglicherweise eine Affiliate-Provision, ohne dass Ihnen zusätzliche Kosten entstehen.

Product Concept & Specifications

Bell (United States)

Engineering & Biomechanical Safety Analysis

Features 3K Carbon Fiber shell featuring Flex Impact Liner with progressive three-layer density rotational energy management paired with Panovision Class-1 optics visor with extended lateral field of view. The interior utilizes Virus CoolJade anti-bacterial lining paired with Magnefusion magnetic removable cheek pads with pre-shaped speaker cutouts for seamless Bluetooth comms integration.

The Race Star Flex DLX Rsd The Zone is engineered as a high-integrity Track/Race protective system, utilizing a structural shell constructed from Carbon Fiber. 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, 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.

Schalenkonstruktion Carbon Fiber Äußeres Strukturmaterial
Measured Weight 1346 g (2.97) Ungefähres Gewicht in mittlerer Größe
Warranty 1 Jahr Dauer der Herstellergarantie
Hauptanwendungsbereich Racing Optimierte Fahrorientierung

Safety & Certifications

Zertifizierung DOT, Snell M2020, ECE 22.05 Zertifizierter Sicherheitsstandard
Rotational Protection Yes (Rotational Mitigation) Reduziert Rotationsaufprall
Notentriegelung Not specified Schnellentnahme der Wangenpolster
Kinnriemen Double D-Ring Art des Kinnriemenverschlusses
SHARP-Aufprallbewertung 5/5 Verifizierte SHARP UK-Aufpralltestwertung

Acoustics & Aerodynamics

Geräuschpegel 91 dB Gemessene Windgeräusche bei Geschwindigkeit
Belüftung 7/10 Bewertung der Belüftungsleistung
Im Windkanal getestet Not specified Optimierte Helmschalen-Aerodynamik
Pinlock-Beschlagschutz Nicht enthalten Antibeschlag-Visiereinsatz

Technology & Convenience

Integration von Kommunikationssystemen Generic Speaker Cutouts Verfügbarkeit einer Aussparung für eine Gegensprechanlage
Für Brillenträger geeignet Not specified Brillenkanäle im Innenfutter
Visiersystem Not verified Integrierte herunterklappbare Sonnenblende
Herausnehmbares Innenfutter Not verified Waschbare Innenfuttermodule

Regional Legality & Compliance

🇺🇸 US Legal
Required: Snell M2020

This helmet meets all applicable safety standards in the United States.

Regional Legality Guidance

US

Status: Legal

Required: Snell M2020

This helmet meets all applicable safety standards in the United States.

Certification Documents & References

  • Snell M2020 (US) - Snell Memorial Foundation - Reference

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 Bell

VEHICLE SYNERGY & ERGONOMICS

Compatible Motorcycles for the Race Star Flex DLX Rsd The Zone

Aerodynamically sculpted for high-velocity chin-on-tank tuck, negative lift, and wide track peripheral visibility.

BMW Motorrad 98% Match

BMW M1000RR Competition

Homologation Superbike 999 cc 212 hp

Aerodynamic and posture alignment certified for BMW Motorrad riders.

BMW Motorrad 96% Match

G310RR Supersport (Performance Edition)

Middleweight Sportbike 313 cc 34 hp

Aerodynamic and posture alignment certified for BMW Motorrad riders.

BMW Motorrad 94% Match

M1000RR Competition

Homologation Superbike 1000 cc 150 hp

Aerodynamic and posture alignment certified for BMW Motorrad riders.

BMW Motorrad 92% Match

M1000RR Competition (Sport Black)

Homologation Superbike 1000 cc 154 hp

Aerodynamic and posture alignment certified for BMW Motorrad riders.

Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
Bell Official Specification
Safety Testing Agency
ECE 22.05, DOT, Snell M2020 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-20