MT Thunder 4 R Relevant – Sport-Touring Helmet with Advanced Ventilation & ECE 22.06 Safety

The MT Thunder 4 R Relevant is MT Helmets’ top sport-touring helmet, engineered for long-distance riding with superior ergonomics, a wide field of vision, and airflow optimised through fluid dynamics studies, delivering exceptional performance and outstanding value.

Designed for Long-Distance Comfort

Built to excel on extended journeys, the Thunder 4 R Relevant focuses on rider comfort, stability, and visibility. Its refined shell shape and efficient ventilation system help reduce fatigue, making it ideal for touring, commuting, and everyday riding.

R Model Upgrades

• New Visor Lock Button – Enhances safety and riding stability by preventing unintentional visor opening.
• Redesigned Rear Spoiler & Diffuser – Improves aerodynamics while delivering a sportier, more dynamic look.
• Updated Interior Lining – Refined materials improve comfort, fit, and long-ride wearability.
• Latest MT Retention System – Combines improved safety with a modern, premium finish.

Shell & Safety Construction

• HIRP Shell – High Impact Resistance Polymer offers an excellent safety-to-weight ratio.
• Two Shell Sizes – Improves fit accuracy and maintains a balanced outer profile.
• ECE 22.06 Certified – Meets the latest European motorcycle helmet safety standards.
• Emergency Release System – Enables fast and safe helmet removal in emergency situations.
• Micrometric Closure – Double-tooth retention system ensures secure and reliable fastening.

Ventilation & Climate Control

• Refined Airflow Channel System – Optimised design enhances airflow efficiency and rider comfort.
• Dual-Button Front Intake – Allows precise control of incoming airflow.
• Rear Air Extraction System – Works with the diffuser to expel warm air effectively.
• Nose Deflector – Helps reduce visor fogging and improves breathing comfort.

Visor & Visibility

• MT-V-28C Visor – Wide field of view with excellent optical clarity.
• Shield Lock System – Prevents accidental visor opening during impact.
• Anti-Fog First Position – Visor lock releases to an initial anti-fog setting for controlled airflow.
• Pinlock® Ready – Prepared for Pinlock® DKS435 anti-fog insert.
• Quick Visor Swap System – MT’s patented system allows visor changes in around 5 seconds, even while wearing the helmet.
• Retractable Sun Visor – Fully covers the viewing area for effective glare protection.

Interior Comfort & Practical Features

• Hypoallergenic Interiors – Removable and washable liners for long-term hygiene and comfort.
• 3-Point Protector System – Prevents rubbing, protects helmet components, and improves cleanliness.
• Intercom Ready – Integrated housing for communication system headsets.
• Eco-Conscious Design – Replaceable elements help extend the helmet’s service life.

Why Riders Choose the Thunder 4 R Relevant

The Thunder 4 R Relevant is ideal for riders who want premium sport-touring features without premium pricing. Its advanced ventilation, refined comfort, modern safety systems, and everyday practicality make it a dependable choice for varied riding conditions.

Perfect For

Sport-touring riders, commuters, and long-distance motorcyclists seeking a comfortable, well-ventilated helmet with modern safety features and excellent value.

Comfort That Goes the Distance

The MT Thunder 4 R Relevant delivers certified protection, efficient airflow, and touring-focused comfort – designed to keep you comfortable and confident mile after mile.