Alpinestars SM3 Solid Helmet – ECE22.06 / DOT, Black Matte | Lightweight MX Off-Road Helmet

Alpinestars SM3 Solid Helmet: Modern Protection for Motocross and Off‑Road

The Alpinestars SM3 Solid Motocross Helmet blends a lightweight profile with purpose-built protection for riders who demand performance on dirt. Its thermo-injected outer shell uses variable thickness to help manage impact energy, helping to keep the weight down while preserving a sturdy build suitable for demanding sessions on the track or trail.

Designed for stability and comfort, the SM3 incorporates integrated ventilation channels that promote steady airflow, helping to reduce heat buildup during high-intensity riding. The interior padding is removable and washable, making it easy to maintain a fresh fit through daily use. For riders who wear motocross goggles, this helmet is engineered to pair securely and comfortably, reducing movement during aggressive riding.

Certified protection with practical versatility

The SM3 Solid is CE 22.06 and DOT certified, reflecting compliance with modern safety standards for motocross and off‑road use. It is built to work in harmony with goggles and riding gear, delivering a balanced combination of protection, ventilation, and comfort across training, track days, and competitive sessions.

• Impact protection: Thermo-injected shell with variable thickness to help manage energy during motocross and off-road riding.
• Lightweight build: Optimized shell design reduces overall weight for improved comfort and reduced fatigue.
• Riding comfort: Removable, washable interior padding for a secure, comfortable fit over long rides.
• MX use case: Specifically designed for motocross and off-road environments where ventilation and mobility matter.
• Goggle ready: Engineered to pair with motocross goggles and maintain stable positioning during aggressive riding.

• Easy care: Removable liner for quick cleaning between sessions
• Fresh feel: Washable padding helps maintain hygiene without sacrificing fit
• Secure pairing: Optimized for reliable goggle integration
• All-season comfort: Ventilation channels adapt to varying riding intensity
• Durable finish: Black matte aesthetic complements MX gear

Whether you’re training, hitting a race day, or enjoying weekend rides, the SM3 Solid offers a practical blend of protection, ventilation, and comfort. It’s a contemporary option for riders who value dependable performance without overpromising results.