Size Guide

MT Helmets Thunder 4 SV Lumin A7 Gloss White / Blue / Red

The MT Helmets Thunder 4 SV in the striking Gloss White, Blue, and Red colourway is a standout choice for riders seeking both style and functionality. As a leading UK retailer for MT Helmets, is proud to offer this exceptional helmet, which is perfect for sport-touring enthusiasts. We can order any colour or size of this model, ensuring you find the perfect fit and style to match your riding gear.

This helmet is designed for long-distance comfort, featuring superior ergonomics and a wide field of vision. The advanced ventilation system, optimised through fluid dynamics, guarantees efficient airflow, keeping you cool on your rides. The integrated sun visor provides maximum coverage, while the communication technology allows for seamless connectivity with UCS intercom systems.

Committed to sustainability, the Thunder 4 SV is built for longevity, minimising environmental impact. With its innovative features and stylish design, this helmet is a must-have for any serious rider.

Key Features

• 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-conscious – 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