The Case IH 87749304 is a genuine OEM wiring harness designed for various Case IH agricultural tractors. This essential electrical component ensures reliable power and signal transmission within the machine's systems. It is compatible with specific models in the Farmall A series, Maxxum series, and Puma series, including variants with CVT and Multicontroller transmissions. This harness is also cross-referenced as an OEM part for New Holland and Steyr equipment, ensuring broad compatibility within CNH Industrial brands.