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    "generated_at": "2026-07-29T00:07:22+00:00",
    "post_type": "helmet",
    "metadata": {
        "id": 18889,
        "title": "Alpinestars SM-5 Perlenweiß",
        "slug": "alpinestars-sm-5-perlenweis",
        "url": "https://helmetsan.com/de/helmets/alpinestars-sm-5-perlenweis/",
        "language": "de",
        "brand": "",
        "category": "",
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        "excerpt": "Erfahren Sie die perfekte Mischung aus Leistung und Stil mit dem Alpinestars SM-5 in Perl Weiss. Entwickelt für den modernen Fahrer, der genaue Ingenieurskunst verlangt, präsentiert sich dieses Helm mit einem schlanken, minimalistischen Ästhetik, die sich auf der Rennstrecke oder auf der Straße von den anderen abhebt. Die Kohlenstofffaserverstärkte Konstruktion sorgt dafür, dass Sie leicht ... Weiterlesen",
        "modified": "2026-06-11T19:15:31+05:30"
    },
    "specifications": {
        "homologation": "N/A",
        "sharp_rating": 0,
        "rotational_tech": "N/A",
        "noise_db": "84.5 dB",
        "ventilation_score": "7.8/10",
        "warranty": "2",
        "strap_type": "Quick-Release Buckle with D-Ring",
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        "liner_features": [],
        "comms_ready": "N/A",
        "weight": 1450,
        "shell": "Carbon Fiber Composite Shell with EPS Liner",
        "head_shape": "Intermediate Oval",
        "fitment": {
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            "internal_width_mm": 165,
            "crown_depth_mm": 105
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        "wind_tunnel_tested": false
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