The McCormick 3684609M91 Reservoir is an authentic OEM component designed for a wide range of McCormick X4, X5, X6, X7, and X8 series agricultural tractors. This essential fluid reservoir, also cross-referenced for Landini and Argo Tractors, measures approximately 254 mm in length, 152.4 mm in width, and 152.4 mm in height, with a weight of 0.399 kg. It ensures reliable fluid containment and system operation, making it a crucial replacement part for maintaining optimal performance in your machinery.