The John Deere AR79238 Oil Line is a genuine OEM component designed to deliver essential lubrication within various John Deere agricultural and industrial machinery. This critical oil line ensures proper oil flow to maintain engine and hydraulic system performance. Confirmed fitment includes numerous John Deere tractor models such as 4040, 4240, 4440, 4640, 4840, 8430, 8630, 8440, 8640, 8850, 8450, 8650, 8870, 8970, 8760, 8860, 8960, 8560, 8570, 8770, 8970, as well as combine models 6620, 7720, 8820, cotton pickers 9940, 9950, 9960, forage harvesters 5720, 5730, 5820, 5830, loader 844, and scraper models 762A, 762B. It also fits engines 6466D, 6466T, 6619A, and 8955A. With precise dimensions of 95 mm length, 51 mm width, and 32 mm height, and a weight of 0.05 kg, this oil line is engineered for a perfect fit and reliable operation.