GMAX AT-21S Adventure Adult Snowmobile Helmet with Electric Shield
Conquer winter rides with the GMAX AT-21S, a lightweight polycarbonate adventure helmet engineered for cold-weather performance. Built in three shell sizes for an optimized fit, it exceeds DOT and ECE safety standards while delivering all-day comfort and clarity.
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All-Weather Vision: Includes an electric shield with cord kit to combat fog and frost, plus a Hi-Vis amber drop-down sun shade with anti-fog coating.
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Cold-Ready Comfort: Comes with a cold-weather breath box and chin curtain to reduce drafts and shield from the elements.
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Lightweight Protection: Polycarbonate shell; adult large weighs just 3.6 lbs for reduced fatigue on long rides.
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Premium Interior: Removable, adjustable, and washable SpaSoft antimicrobial liner with COOLMAX CORE Technology wicks moisture to keep you dry.
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Communication-Ready: Recessed EPS speaker pockets fit popular comm systems.
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Easy On/Off: Quick-release buckle system for fast, secure fastening.
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Certified Safe: ECE / DOT approved for trusted protection.
From backcountry trails to everyday commuting, the GMAX AT-21S delivers warmth, visibility, and safety—so you can ride farther with confidence.
