2026 SM7 Helmet - Core

• Product Details

  SM7 Helmet - Core:

  The S-M7 Helmet is engineered for off-road racing, offering the perfect blend of superior ventilation and comfort in a lightweight design. Its aerodynamic composite shell delivers exceptional impact protection, making it ideal for dirt bike, motocross, and enduro enthusiasts.

  Features and Specifications:

  • Aerodynamic Design: The S-M7's aerodynamic profile offers a smooth, streamlined shell free of external channels and features that might act as a load point in an impact.
  • Energy-Deflecting Design: Curved shell engineered to reduce friction and deflect impact forces away from the head, protecting the skull, neck, and spine during a crash.
  • PLASMA Inside: Alpinestars patented PLASMA technology integrated into side pads for high-performance shock absorption, reducing injury risk.
  • A-Head Technology: Patented A-Head Fitment System allows easy adjustment of the angle and height for an optimized performance fit.
  • Patented Visor Release: Visor engineered to detach during a crash, reducing helmet damage or rotational injury, with automatic detachment at impact energy greater than 15 Joules.
  • Shell Sizing for Optimal Fit: Offers three different helmet shell sizes and six consumer sizes from XS to XXL for a perfect fit, improving comfort and impact effectiveness.
  • Hydration System Ready: Integrated channels on both sides to accommodate a hydration system.
  • Ultra-Ventilated: Features 20 individual intake and exhaust ports, with 13 intakes and 7 exhausts, for optimum ventilation.
  • Eject Removal System Ready: Designed to accommodate the installation of an eject removal system with a removable insert on top of the EPS.
  • Removable Lining: 3D foam lining with anti-odor treatment for long-lasting freshness, customizable with Alpinestars genuine replacement cheek pads.
  • Lightweight: DOT version is 1340 grams for a size medium.
  • Meets or exceeds DOT homologation standards.

  Materials:

  • Multi-layer shell constructed from a blend of fiberglass, carbon, and Aramid fiber for optimum impact protection and force dissipation.
  • Pre-preg composite construction for enhanced mechanical performance and ultra-light weight.
  • Specific rotational impact protection provided by the internal shape and specific coating of the EPS liner.
  • Profiled chin bar for proven impact protection.

  Why we like this product: The S-M7 Helmet is a top choice for off-road racing enthusiasts, offering superior ventilation, comfort, and impact protection in a lightweight design.

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• Sizing Info

• # Part Numbers

  Product Variant	Manufacturer Part #
  Matte Orange/Blue / Large	8301826-408-L
  Matte Orange/Blue / Medium	8301826-408-M
  Matte Orange/Blue / Small	8301826-408-S
  Matte Orange/Blue / X-Large	8301826-408-XL
  Matte Orange/Blue / X-Small	8301826-408-XS
  Matte Orange/Blue / XX-Large	8301826-408-2XL
  Red / Large	8301826-3127-L
  Red / Medium	8301826-3127-M
  Red / Small	8301826-3127-S
  Red / X-Large	8301826-3127-XL
  Red / X-Small	8301826-3127-XS
  Red / XX-Large	8301826-3127-2XL

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