The Claas 0979276 Tandem Pump is a genuine OEM component designed for the hydraulic systems of Claas AXION and ARION series agricultural tractors. This essential part ensures precise and efficient hydraulic control for various machine functions. It is confirmed to fit Claas AXION models including 800, 810, 820, 830, 840, 850, 870, 900, 910, 920, 930, 940, 950, 960, 970, and 980, as well as ARION models 510, 520, 530, 540, 610, 620, 630, 640, 650, and 660. The pump measures approximately 250 mm in length, 180 mm in width, and 200 mm in height, with a total weight of 10.4 kg.