{
    "style": "858M",
    "name": "BMW OEM Wheel Style 858M",
    "url": "https://bmwoemwheelstyles.com/bmw-oem-wheel-style-858m/",
    "json_url": "https://bmwoemwheelstyles.com/data/wheels/bmw-oem-wheel-style-858m.json",
    "methodology_url": "https://bmwoemwheelstyles.com/data/",
    "wheel_sizes": [
        "8.5J × 18\"",
        "9J × 18\""
    ],
    "offsets": [
        "ET 36",
        "ET 42"
    ],
    "bolt_patterns": [
        "5×112"
    ],
    "part_numbers": [
        "36118747286",
        "36118747303"
    ],
    "tire_sizes": [
        "245/45R18"
    ],
    "chassis": [
        "G26"
    ],
    "canonical_configurations": [
        {
            "width_j": 8.5,
            "diameter_in": 18,
            "offset_mm": 36,
            "bolt_pattern": "5×112",
            "center_bore_mm": null,
            "weight_kg": null,
            "part_number": "36118747286",
            "axle": "",
            "chassis": "G26",
            "finish": "Midnight Grey with Bright Turned and Silver Insert",
            "row_status": "structured-paired",
            "tire_size": "245/45R18",
            "tire_width_mm": 245,
            "tire_profile": 45,
            "tire_diameter_in": 18
        },
        {
            "width_j": 9,
            "diameter_in": 18,
            "offset_mm": 42,
            "bolt_pattern": "5×112",
            "center_bore_mm": null,
            "weight_kg": null,
            "part_number": "36118747303",
            "axle": "",
            "chassis": "G26",
            "finish": "Midnight Grey with Bright Turned and Silver Insert",
            "row_status": "structured-paired",
            "tire_size": "245/45R18",
            "tire_width_mm": 245,
            "tire_profile": 45,
            "tire_diameter_in": 18
        }
    ],
    "date_modified": "2026-07-26T12:14:24+00:00",
    "summary": "Style 858M is a documented BMW original-equipment wheel in this library. Documented diameters include 18-inch. Recorded sizes include 8.5J × 18\" ET36 and 9J × 18\" ET42. Documented bolt pattern: 5×112. Documented chassis associations include G26.",
    "citation_note": "Cite documented fields only. Blank fields are unknown, not typical values. BMW Wheel Library is an independent enthusiast reference and is not affiliated with BMW AG."
}