The TYC 20-6801-00 Headlight Assembly is engineered to provide reliable illumination for GMC Yukon models from 2007 to 2014, including the Yukon XL 1500 (2007-2014) and Yukon XL 2500 (2007-2013). This assembly is designed to meet or exceed FMVSS 108 standards, ensuring compliance with safety regulations and optimal photometry. Constructed with durable plastic housing and lens materials, it offers longevity and resistance to wear. The assembly includes both high beam and low beam halogen bulbs, facilitating immediate installation and use. A special coating on the lens prevents hazing and fading, maintaining clear visibility over time. The OE-comparable fasteners and mounting tabs ensure a precise fit, simplifying the installation process and reducing downtime. Rigorous cycling tests have been conducted to guarantee the assembly's durability and consistent performance under various conditions. This headlight assembly serves as a direct replacement for the original equipment, ensuring seamless integration and functionality. By choosing the TYC 20-6801-00, fleet operators can enhance vehicle safety and maintain compliance with industry standards, thereby reducing maintenance costs and improving operational efficiency.