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LS2 · RF-Series · LS2 Thunder

LS2 Thunder Gloss White

DOT, ECE 22.05

Product Concept & Specifications

LS2 (Spain)

Design Concept & Background

Dominate the road with the LS2 Thunder, a full-face helmet engineered for riders who demand uncompromising style and superior aerodynamics. Featuring a sleek, aggressive design that cuts through the wind, this helmet reduces fatigue on long rides while maintaining a commanding presence in any traffic scenario. The advanced ventilation system ensures optimal airflow, keeping you cool even during intense summer commutes or spirited track sessions. With a robust composite shell and an intermediate oval fit, the Thunder offers exceptional safety without sacrificing comfort. Experience the perfect blend of modern aesthetics and proven protection, making it the ideal choice for urban explorers and highway cruisers alike.

Rider Profile & Intended Use

Riding Style Touring
Internal Fit Shape Intermediate Oval

Engineering & Technical Analysis

The LS2 Thunder utilizes a composite shell structure designed to balance impact absorption with lightweight rigidity, featuring an aerodynamic profile that minimizes turbulence at high speeds. Its internal EPS liner is strategically zoned to manage energy distribution during frontal impacts, while the integrated visor system ensures rapid deployment and secure locking under G-force loads.

Fit & Shell Structure

Intermediate Oval Shape

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

[MATR.SHEL] Shell Construction Polycarbonate Outer structural material
[PHYS.MASS] Measured Weight 1220g Approximate medium size weight
[COVG.YEAR] Warranty 5 Manufacturer coverage duration
[OPER.ROLE] Primary Use Case Touring Optimized riding orientation

Safety & Certifications

[SYS.CERT] Homologation ECE 22.05 Certified safety standard
[SYS.PROT] Rotational Protection 1 Mitigates rotational impact
[SYS.EQRS] Emergency Release Not Equipped Cheek pad quick removal
[SYS.LOCK] Retention Strap Double D-Ring Chin strap buckle style
4 /5
SHARP Rating

SHARP Impact Test Score

Verified SHARP UK impact crash test scorecard representing multi-directional energy dissipation.

Acoustics & Aerodynamics

82 dB
Acoustics
7 /10
Ventilation

Quiet Index: Superior sound damping and isolated ear cavity structures. Good flow balance utilizing EPS exhaust ports.

[AERO.TEST] Wind Tunnel Tested No Optimized shell aerodynamics
[VISR.FOG] Pinlock Tech Not Included Anti-fog shield insertion

Technology & Convenience

[SYS.COMM] Comms Integration Generic Speaker Cutouts Intercom cutout availability
[FIT.GLASS] Glasses Friendly No Inner lining eyewear grooves
[VISR.SYS] Visor Shield Tech Single Visor Integrated drop-down sun visor
[FIT.LINR] Removable Interior Partial / Fixed Washable lining modules
Real-time price tracking active across international retailers. Good Buy

Where to buy

Marketplace Price Availability Updated
Amazon (US) Store Profile
$119.95 ● In Stock 1 second ago Buy Now →

Certified LS2 Stores in US

Price History

Interactive Size & Fit Finder

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 oval to intermediate head shapes; slightly roomy fit compared to modular counterparts.

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.

Available Colors & Graphics

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