The TYC 18-5056-01 Side Marker Light is a high-quality replacement component designed for the left upper position of 1996-2002 Chevrolet Express 3500, 2500, and 1500 models equipped with composite headlamps. This side marker light enhances vehicle visibility, contributing to safer driving conditions, especially during nighttime or adverse weather. Manufactured with precision, it features an amber lens and durable plastic housing, ensuring longevity and consistent performance. The lens is crafted from PMMA plastic, known for its clarity and resistance to yellowing, while the housing is made from ABS plastic, offering strength and impact resistance. The light assembly is designed for easy installation, utilizing OE-comparable fasteners and mounting tabs that facilitate a precise fit without the need for vehicle modifications. This ensures a hassle-free replacement process, minimizing downtime and labor costs. The TYC 18-5056-01 Side Marker Light meets or exceeds FMVSS 108 standards for photometry and safety compliance, reflecting TYC's commitment to quality and safety. The product is produced in facilities certified with ISO9001:2000 and QS9000 standards, indicating adherence to rigorous quality control processes. This side marker light is sold individually and does not include bulbs, allowing for customization based on specific lighting preferences. Its amber lens color provides clear illumination, enhancing the vehicle's visibility to other road users. By choosing the TYC 18-5056-01 Side Marker Light, fleet operators can ensure their vehicles maintain optimal lighting performance, contributing to overall safety and compliance with regulatory standards.