This driver side tail light assembly is a genuine OEM part designed for a 2002-2004 Nissan Altima. It is compatible with the passenger/right side and is quarter panel mounted. The part number is 166 and the other part number is 265508J025. This tail light assembly is perfect for Altima owners looking to replace a damaged or broken tail light. The year of the vehicle is 2003 and the placement on the vehicle is rear/left. It is important to verify compatibility with your specific make and model before purchasing.