The Case IH 279221A1 Lamp is a genuine OEM replacement part designed to provide reliable illumination for a wide range of Case IH agricultural and construction equipment. This lamp is compatible with various models including MX series tractors (MX180, MX200, MX210, MX220, MX230, MX240, MX255, MX270, MX285), STX series tractors (STX275, STX280, STX325, STX330, STX375, STX380, STX425, STX430, STX440, STX450, STX480, STX500, STX530), and Steiger/Quadtrac models (9110, 9130, 9150, 9170, 9180, 9210, 9230, 9240, 9250, 9260, 9270, 9280, 9310, 9330, 9350, 9370, 9380, 9390). Measuring approximately 152mm in length, width, and height, and weighing 0.45 kg, this lamp ensures proper fit and function for maintaining operational safety and efficiency.