The McCormick 3665131M1 is a genuine H3 12V 55W work light, designed for robust performance on agricultural and industrial machinery. This rear work light features a durable construction with dimensions of 105mm length, 90mm width, and 105mm height, and weighs 0.32 kg. It is equipped with a rod mounting type and holds E9 homologation, ensuring compliance with European standards. This versatile work light is widely cross-referenced across numerous OEM brands including Massey Ferguson, Landini, Case IH, New Holland, Fendt, Claas, Deutz-Fahr, Same, John Deere, Valtra, and Kubota, making it a common replacement part for a broad range of tractor models.