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Bell · Race Star Flex DLX

Bell Race Star Flex DLX Carbone mat

SPÉCIFICATION TECHNIQUE VÉRIFIÉE Track/Race DOT, Snell M2020 Carbon Fiber 1400g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Track/Race
Certifications DOT, Snell M2020
Measured Weight 1400 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 ✓ Snell M2020
Rotational Protection MIPS
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; features a lower profile and extended rear coverage for aerodynamics.

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"

Dominate the track in style and substance with the Bell Race Star Flex DLX Matte Carbon. This isn't just a helmet; it's an aerodynamic weapon forged from real carbon fiber, offering a weight reduction that translates directly to lap times and neck fatigue relief. The aggressive matte finish exudes professional racer pedigree, while the internal Fit-Right system ensures a seamless, custom-molded feel for every head shape. With FIM homologation and a noise-canceling visor design, you experience the track with clarity and precision. Whether you are chasing podium finishes or pushing personal bests, the Race Star Flex DLX delivers uncompromising safety without sacrificing the lightweight agility that serious racers demand.

Key Highlights:

Coque en fibre de carbone Système de gestion de l'énergie MIPS Mousse EPS multi-densité Système de ventilation avancé Champ de vision à 180 degrés

Rider Profile & Intended Use

Riding Style Racing
Helmet Category Track/Race
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

Bell (United States)

Engineering & Biomechanical Safety Analysis

The Race Star Flex DLX utilizes Bell's proprietary carbon fiber composite shell technology to achieve a weight-to-strength ratio exceeding FIM homologation standards while maintaining structural rigidity. Its aerodynamic profile is engineered with active airflow channels that direct cooling air directly to the neck and shoulders, minimizing turbulence and maximizing thermal regulation during high-speed sessions.

The Bell Race Star Flex DLX Carbone mat 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 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 Carbon Fiber Matériau structurel extérieur
Measured Weight 1400 g (3.31) Poids approximatif en taille moyenne
Warranty 1 an Durée de la couverture du fabricant
Cas d’utilisation principal Racing Orientation de conduite optimisée

Safety & Certifications

Certification Snell M2020 Norme de sécurité certifiée
Rotational Protection MIPS Atténue l'impact rotationnel
Déverrouillage d’urgence Not specified Retrait rapide des mousses de joues
Sangle de rétention Double D-Ring Type de boucle de jugulaire
Évaluation d’impact SHARP 5/5 Score vérifié au test d’impact SHARP UK

Acoustics & Aerodynamics

Niveau sonore 92 dB Bruit du vent mesuré à vitesse élevée
Ventilation 9/10 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 Generic Speaker Cutouts 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: 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

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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
Bell Official Specification
Safety Testing Agency
DOT, Snell M2020 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-21