Abstract: A modular leveling assembly for a vehicle includes a mounting bracket configured to mount to a vehicle component, a hydraulic cylinder assembly, including an inner piston rod member fixed with respect to the mounting bracket, and a first outer cylinder receiving the inner piston rod member therein, wherein the first outer cylinder is telescopingly moveable with respect to the inner piston rod member from a retracted position and an extended position, a support member coupled to a distal end of the first outer cylinder and configured to abut a ground surface when the first outer cylinder member is in the extended position, and a hydraulic pump assembly supported by the mounting bracket and hydraulically coupled to the cylinder assembly.