The SM7 helmet is engineered for off-road racing, and is optimized to offer the perfect blend of superior ventilation and comfort in a lightweight helmet, while its supremely aerodynamic composite shell delivers exceptional impact protection. As well as Alpinestars patented A-Head Fitment and Visor Detaching Systems, the SM7 is equipped with innovative PLASMA technology at the lower side of the shell edge for optimum energy dissipation in case of contact with the collar bone area

• Aerodynamic Shell Design
• Streamlined profile with no external channels or protrusions
• Minimizes impact load points and enhances structural integrity
• Curved shell reduces friction and deflects impact energy efficiently
• Advanced Impact Protection
• Designed to transfer energy away from the skull, neck, and spine
• Promotes safer force distribution during crashes
• Superior Ventilation System
• 20 total ventilation ports (13 intake, 7 exhaust)
• Eye port excluded from count for accurate airflow metrics
• Optimized airflow for maximum cooling and rider comfort
• Precision Shell Sizing
• Three shell sizes (M, L, XL) tailored to fit six consumer sizes (XS–XXL)
• Ensures anatomical fit for global rider diversity
• Enhances comfort, reduces weight, and improves impact performance
• Compatible with Alpinestars replacement cheek pads
• Pads available in multiple thicknesses
• Interchangeable across all shell sizes for personalized fit
• EPS cutaway on left side for seamless intercom integration
• Built-in earphone recesses on both sides for speaker placement

Choose the crown pad size that matches your Alpinestars S-M7 helmet size. The size designation identifies the helmet size the crown pad is designed to fit, so select the option corresponding with your helmet.

If you are unsure of your helmet size, check the size label inside your S-M7 before ordering.