MT Helmets Thunder 4 SV R25 B4 Gloss Black Orange Helmet

MT Helmets Thunder 4 SV R25 B4 Gloss Black Orange Full Face Motorcycle Helmet

The MT Helmets Thunder 4 SV R25 B4 Gloss Black Orange is a sport-touring full-face motorcycle helmet designed for riders who value safety, comfort, visibility, and aerodynamic performance. Featuring a High Impact Resistant Polymer (HIRP) shell, advanced ventilation channels, an integrated retractable sun visor, and the MT Quick Visor Swap System (MT-QVSS), this helmet combines practical functionality with a sporty design.

Designed with ECE 22.06 homologation, subject to verification for the exact variant, the Thunder 4 SV incorporates modern safety and comfort technologies for everyday commuting and touring. Its Gloss Black Orange finish adds a distinctive, performance-inspired look.

Key Features

• Full-Face Construction: Designed to provide full head and face coverage for motorcycle riding.
• HIRP Shell: High Impact Resistant Polymer shell engineered for impact performance.
• ECE 22.06 Homologation: Designed to meet the ECE 22.06 safety standard, subject to confirmation on the exact helmet.
• MT-QVSS Quick Visor Swap System: Designed for fast and convenient visor removal and installation.
• Integrated Sun Visor: Retractable internal sun visor for added convenience in changing light conditions.
• MT-AFCS Ventilation: Airflow channel design intended to improve ventilation and reduce internal heat and moisture.
• MT-RADD Aerodynamics: Reduced Aero Drag Design developed to help minimise aerodynamic resistance.
• MT-ESP Sun Visor System: Extended Sun Visor Protection system designed for convenient operation and removal for cleaning.
• Pinlock 70 Ready: Compatible with a suitable Pinlock 70 anti-fog insert.
• Micrometric Closure: MT-Micrometric+ fastening system for secure and convenient adjustment.
• Emergency Release System: Quick-release side pads designed to assist helmet removal by trained responders after an accident.
• Intercom Compatibility: Dedicated spaces for compatible communication systems.
• Removable and Washable Liner: Helps maintain interior cleanliness and freshness.

Advanced Shell Construction

The Thunder 4 SV uses a High Impact Resistant Polymer (HIRP) shell designed to deliver impact performance. Its sport-touring profile combines a practical full-face design with aerodynamic features intended to support comfort during everyday rides and longer journeys.

Safety Technologies

• ECE 22.06: European helmet safety homologation, subject to verification for the supplied variant.
• DOT: US certification claim as specified in the supplied product information.
• ISI / BIS: Indian certification claim as specified in the supplied product information.
• MT-Micrometric+: Micrometric fastening system designed for secure closure.
• Emergency Release System: Removable side pads designed to facilitate helmet removal in emergency situations.
• Three-Point Protector System: Three-point support design intended to improve stability when the helmet is placed on a flat surface.

Always check the actual helmet's approval labels and documentation to confirm the certifications applicable to the specific model and market.

Aerodynamics and Ventilation

• MT-AFCS (Airflow Channel System): Internal air channels designed to improve airflow and help manage heat and moisture.
• MT-RADD (Reduced Aero Drag Design): Aerodynamic design intended to minimise air resistance.
• Ventilation Channels: Engineered airflow passages designed to enhance riding comfort.
• Sport-Touring Design: Suitable for everyday commuting and longer motorcycle journeys.

Visor and Visibility

• MT-QVSS: Quick Visor Swap System for convenient visor replacement.
• MT-EVA: Extended Vision Area designed to improve the rider's field of view.
• MT-ESP: Retractable internal sun visor system designed for convenient operation and cleaning.
• Pinlock 70 Ready: Compatible with a suitable optional Pinlock 70 anti-fog lens.
• Clear Outer Visor: Confirm the supplied visor colour for the exact variant before listing.

Important: The Pinlock anti-fog lens is not included and may be purchased separately.

Comfort and Interior

• Size-specific interior padding designed for an optimal fit.
• Removable and washable inner lining.
• Moisture-managing fabrics designed to promote ventilation and quick drying.
• Emergency-release side pads for emergency helmet removal procedures.
• Dedicated spaces for compatible motorcycle intercom systems.
• Detachable components designed to support maintenance and replacement when required.

Specifications

What's Included in the Box

• 1 x MT Helmets Thunder 4 SV R25 B4 Gloss Black Orange Helmet
• 1 x Helmet Cloth Bag
• 1 x User Manual

Helmet Size Guide

Selecting the correct helmet size is essential for a secure fit and effective protection. Before ordering, measure the circumference of your head using a flexible measuring tape.

• Position the tape just above your eyebrows.
• Wrap it around the widest part of your head.
• Record your measurement in centimetres.
• Compare the measurement with the official MT Helmets Thunder 4 SV size chart.

The helmet should fit snugly without excessive pressure or unwanted movement. If you are between sizes, consult the manufacturer's fitting guidance or an authorised dealer.

Care and Maintenance

• Clean the visor and outer shell using products suitable for motorcycle helmets.
• Follow the manufacturer's instructions when removing and washing the interior padding.
• Inspect the shell, visor, and fastening system regularly for signs of damage or wear.
• Replace damaged components only with compatible parts recommended by the manufacturer.

Important Information

• Pinlock 70 anti-fog lens is not included.
• Verify the certification labels and specifications for the exact variant before purchase.
• Actual product colours may vary slightly from the images shown.
• High-visibility colours may experience faster UV-related colour degradation.
• Confirm the supplied visor, accessories, and weight before publishing the final listing.

Size Chart