51757349702 Underbody Cover | Structural & Aerodynamic Compliance

Specifically engineered for LCI-updated 5 Series Gran Turismo vehicles, the 51757349702 Underbody Cover utilizes glass-fiber reinforced polypropylene with impact-resistant honeycomb matrix. The three-stage molding process ensures precise alignment with factory-mounted underbody brackets. Integrated airflow channels reduce aerodynamic lift by 22% at highway speeds compared to standard designs.

Self-sealing fastener receptacles prevent debris accumulation in mounting points. The ribbed underside design deflects road debris while maintaining 97% of original ground clearance. Compatible with both standard and adaptive suspension configurations, the cover features thermal-expansion compensation grooves for dimensional stability across -25°C to 110°C operating temperatures.

Engineering Specifications

• • Composite Material: GF-PP30
• • Thickness Profile: 4.2-6.8mm
• • Impact Rating: SAE J175 Class B
• • Weight: 3.8kg ±5%
• • Surface Finish: Textured anti-abrasion

Verified applications: F07 535d GT LCI 2015-2017 F07 550i GT LCI 2016-2017 F07 ActiveHybrid 5 LCI 2015-2017 F07 520d GT LCI 2014-2017
OE Reference Network: 51-75-7-349-702 51757193986 51 75 7 194 002 BMW-UCV2 51757349702/86 N57/B58 Engines