51777379531 Cover | Rear Wheel Arch Flare Assembly

Name: 51777379531 Cover | Rear Wheel Arch Flare Assembly
Brand: FANCHANTS China Auto Parts Wholesales
Availability: InStock

Variantes de producto

BMW F48/F49 X1 Wheel Arch Cover Assembly

51777379531 Cover

Precisely engineered for BMW F48/F49 X1 models, the 51777379531 Cover provides OEM-grade protection for rear wheel arches while maintaining aerodynamic efficiency through factory-spec curvature alignment and impact-resistant construction.

±0.8mm Tolerance • Road Debris Protection

Thermoplastic Polymer • UV-Resistant

51777379531 51777379532 Fender Flare Molding Wheel Arch Cover Rear Wheel Eyebrow Arch Protection Body Panel Trim F49 Bumper Extension

BMW X1 F49 wheel arch cover installation

Verify compatibility using BMW production date codes. Compatible with F48/F49 chassis manufactured between Q3 2015-Q4 2019.

Product Description

The 51777379531 Cover delivers comprehensive wheel arch protection for BMW X1 F48/F49 models through precision-molded thermoplastic construction that replicates OEM geometry within ±0.8mm dimensional accuracy. Engineered with integrated airflow channels that reduce turbulent drag by 18% compared to standard aftermarket solutions, this component maintains factory-level aerodynamic performance. UV-stabilized polymer formulation prevents color fading and surface degradation across temperature ranges from -30°C to +80°C. Three-layer surface treatment combines primer adhesion, texture replication, and clear coat protection to match original factory finish. Impact-resistant design absorbs road debris impacts up to 25J energy dissipation while maintaining structural integrity. Quick-installation system utilizes factory mounting points with corrosion-resistant fasteners that prevent galvanic reactions with aluminum body panels. Integrated drainage channels prevent water accumulation behind the cover while maintaining full access to suspension components.

Compatibility Information

Validated for BMW X1 models:

F48 X1 sDrive18i (2016-2019)
F48 X1 xDrive25i (2016-2019)
F49 X1 xDrive20Li (China Market)
F49 X1 sDrive18Li (China Market)

All body variants including SAC
M Sport package configurations
Models with standard wheel arches
Global and China-specific versions

Note: Not compatible with models featuring widened fenders or aftermarket wheel arch extensions

Technical Specifications

Material Science

ABS-PC blend with UV inhibitors

Aerodynamic Design

Pressure-optimized airflow channels

Installation System

Factory-spec mounting hardware included

Surface Technology

Triple-layer texture replication

Impact Resistance

25J energy absorption capacity

Environmental Protection

Integrated drainage system

Compatible Product Declaration

Compatible with BMW X1 F48/F49 vehicles requiring wheel arch protection system replacement. Developed to match original equipment specifications for aerodynamic performance and structural durability. Validated references include 51777379531 and 51777379532 part identifiers.