51117409550 Grille | Structural Integration Compliance

Precision-engineered for BMW 5 Series G38 models with mid-to-high trim configurations, the 51117409550 Grille features injection-molded thermoplastic construction with integrated structural reinforcement ribs. The aerodynamic contouring follows BMW's design language while optimizing airflow to engine compartments. The textured surface replicates factory-appearance finishes with UV-resistant properties that prevent fading under prolonged sun exposure. Integrated mounting points ensure exact alignment with bumper contours while maintaining dimensional stability across temperature variations from -25°C to 95°C.

The vertical slat configuration creates distinctive visual signatures while allowing optimal cooling airflow to radiators. Molded-in attachment clips eliminate the need for additional hardware during installation, with alignment guides ensuring precise positioning relative to headlights and bumper profiles. The honeycomb reinforcement pattern behind visible surfaces increases structural rigidity while minimizing weight. The matte-black finish maintains consistent appearance without requiring additional treatments, while impact-resistant formulation protects against road debris impacts at highway speeds. The tool-free installation process maintains factory fitment specifications without requiring bumper removal.

Material Engineering

• • Base Polymer: Glass-Fiber Reinforced PA6
• • UV Stabilization: 2000+ hours
• • Thermal Range: -25°C~95°C
• • Impact Strength: 18kJ/m²
• • Surface Texture: OEM-matched grain
• • Weight Reduction: 22% vs standard designs

Verified Applications: G38 5 Series Luxury Line Trim M Sport Package 2017-2020 Models
OE Cross-Reference: 51117409550 51-11-7-409-550 BMW Front Grille Kühlergrill G38