51118491490 Bumper Bracket | Structural Mounting Compliance

Engineered for 2018-2020 BMW 5 Series G30/G38 models, the 51118491490 Bumper Bracket features impact-modified polypropylene construction with reinforced ribbing for optimal structural integrity. The precision-molded design incorporates vibration-damping properties that maintain critical alignment between bumper cover and vehicle frame during dynamic driving conditions. Integrated mounting points ensure exact positioning relative to headlight assemblies and grille components while accommodating factory sensor placements. The corrosion-resistant formulation prevents oxidation while maintaining dimensional stability across -40°C to 120°C temperature variations.

Geometric optimization through finite element analysis distributes impact forces across multiple load paths while reducing stress concentration. Self-aligning clips enable tool-free installation with color-coded indicators confirming correct orientation. The modular design allows replacement without full bumper disassembly while maintaining OEM-specified clearance tolerances. Surface texturing precisely matches factory finishes while hydrophobic additives repel moisture and road contaminants. Reinforced corner sections provide additional protection against parking impact while maintaining aerodynamic efficiency.

Technical Specifications

• • Material: Impact-modified PP-T20
• • UV Resistance: 2000+ hours
• • Thermal Range: -40°C~120°C
• • Tensile Strength: 32 MPa
• • Flexural Modulus: 1.8 GPa
• • Vibration Damping: SAE J2521 compliant
• • Surface Hardness: 75 Shore D
• • Color: OEM-matched graphite black

Verified Applications: G30 5 Series G38 5 Series LWB 2018-2020 Models M Sport Package Luxury Line
OE Cross-Reference: 51118491489 51118491490 51117385347 51117385348 5111-8491-51 51-11-8-491-489 51-11-8-491-490 Stoßfängerhalter