The TYC 20-3519-80-9 Headlight Assembly is engineered to provide a direct replacement for the right-hand side headlight of 1997-2003 Ford F-150 and 1997-2002 Ford Expedition models. This assembly is designed to meet or exceed the standards set by the Department of Transportation (DOT) and the Society of Automotive Engineers (SAE), ensuring compliance with FMVSS 108 regulations for photometry and safety. Manufactured in facilities certified under ISO9001:2000 and QS9000, the assembly undergoes rigorous cycling tests to guarantee quality and durability. The lens features a special coating that prevents hazing and fading, maintaining optimal illumination and safety over time. The housing is constructed from durable plastic, and the lens is clear, providing a clear and focused beam. The assembly includes both high and low beam halogen bulbs, ensuring comprehensive lighting performance. Designed for easy installation, it utilizes OE-comparable fasteners and mounting tabs, allowing for precise fitment without the need for vehicle modifications. This headlight assembly offers a cost-effective solution for fleet operators seeking reliable and compliant lighting replacements, minimizing downtime and maintenance costs.