Described is a self-propelled operating machine (1) equipped with stabilizers which comprise a front stabilizing unit (2), mounted on a chassis (100) of the machine (1), which is movable on wheels and is fitted with a driver's cab (12) for an operator (O).
The stabilizing unit (2) comprises a supporting frame (24) and two stabilizing arms (21, 22, 23), each of which includes a first segment (21) hinged to the frame (24) by a pin (25) located at a lower side of the first segment (21).