The Thunder 4 SV is MT Helmets' top offering in the Sport-Touring segment, known for its exceptional value for money. Designed for long distances, it provides superior ergonomics and a wide field of vision. Its ventilation system, optimised through fluid dynamics studies, ensures efficient airflow.

The helmet features communication technology with a dedicated compartment for UCS intercom systems and integrated sun visor with maximum coverage. Additionally, it includes the MT-QVSS system, the safest and easiest on the market for quick visor removal. Committed to sustainability, it is designed for a long lifespan, minimising environmental impact.
 
Shell made of HIRP (High Impact Resistance Polymer), a material that combines the best qualities with respect to the safety-weight ratio
All interiors of the Thunder 4 SV are made of hypoallergenic fabrics and are removable and washable
Pinlock 100% MaxVision anti-fogging lens
Emergency release system for fast and safe extraction in the event of an accident
Shield lock prevents unintentional opening of the shield in the event of an impact
Improved retractable sun visor that fully covers the entire viewing area
MT-QVSS - MT's patented Quik Visor Swap System makes it easy to change shields in seconds, even with the helmet on
Reflective fabric - light reflection system designed to be seen in the dark
Bluetooth compatible, new standard intercom cage designed for Universal Communications System intercoms, the new market standard
Micrometric closure with double teeth retention system to ensure maximum safety
Air flow channel system - highest possible cooling flow with the lowest possible drag and air resistance
3 point protector system - safety base that prevents rubbing, protecting the helmet and improving its hygiene
Eco-concious - life of the unit can be extended with removable elements that are easily replaceable
Visor: MT-V-28B
Pinlock: DKS435
ECE 22.06 certification
DOT homologation