The McCormick 1874957M91 is a genuine hydraulic pump designed for various agricultural tractors, including models from McCormick, Massey Ferguson, and Landini. This robust pump features a right-hand rotation, a displacement of 25 cm³ per revolution, a secure 4-bolt flange, and an 11-spline shaft for reliable power transmission. It is equipped with a 40mm inlet and a 30mm outlet, ensuring efficient hydraulic system operation across compatible machinery.