A remotely operated vehicle assembly for picking up storage bins from a storage system, the vehicle assembly comprising: a vehicle body displaying a cavity for receiving a storage bin stored within the storage system, a vehicle lifting device (9,9a) being connected to the vehicle body and for lifting the storage bin into the cavity, a displacement arrangement comprising a displacement motor which is configured to provide power that is necessary in order to displace one or both of a first set of vehicle rolling means and a second set of vehicle rolling means between a displaced state where the relevant vehicle rolling means (10,11) is displaced away from the underlying storage system during use, and a non-displaced state where the relevant vehicle rolling means (10,11) is in contact with the underlying storage system during use, driving means coupled to the displacement arrangement, the driving means comprises the first set of vehicle rolling means connected to the vehicle body allowing movement of the vehicle along a first X direction within the storage system during use and the second set of vehicle rolling means connected to the vehicle body allowing movement of the vehicle along a second Y direction in the storage system during use, wherein the second Y direction is perpendicular to the first X direction, characterized in that the vehicle assembly comprises: motors (20,21) providing power to drive the vehicle assembly in the first X or second Y direction, wherein the driving motors (20,21) of the driving means, which are for driving the vehicle assembly in an X direction and a Y direction of the storage system, are DC motors (20,21), wherein the displacement motor is situated in a lateral plane above the cavity, wherein the lateral plane is defined as any planes which are arranged parallel to a plane set up by the first X and second Y direction and a vertical direction, or Z-direction, is defined as the direction perpendicular to the lateral plane, and wherein the displacement motor is configured to generate a power that is converted by remaining components of the displacement arrangement to a vertically directed pressure force acting on the first or second set of vehicle rolling means (10,11). a vehicle body displaying a cavity for receiving a storage bin stored within the storage system, a vehicle lifting device (9,9a) being connected to the vehicle body and for lifting the storage bin into the cavity, a displacement arrangement comprising a displacement motor which is configured to provide power that is necessary in order to displace one or both of a first set of vehicle rolling means and a second set of vehicle rolling means between a displaced state where the relevant vehicle rolling means (10,11) is displaced away from the underlying storage system during use, and a non-displaced state where the relevant vehicle rolling means (10,11) is in contact with the underlying storage system during use, driving means coupled to the displacement arrangement, the driving means comprises the first set of vehicle rolling means connected to the vehicle body allowing movement of the vehicle along a first X direction within the storage system during use and the second set of vehicle rolling means connected to the vehicle body allowing movement of the vehicle along a second Y direction in the storage system during use, wherein the second Y direction is perpendicular to the first X direction, characterized in that the vehicle assembly comprises: motors (20,21) providing power to drive the vehicle assembly in the first X or second Y direction, wherein the driving motors (20,21) of the driving means, which are for driving the vehicle assembly in an X direction and a Y direction of the storage system, are DC motors (20,21), wherein the displacement motor is situated in a lateral plane above the cavity, wherein the lateral plane is defined as any planes which are arranged parallel to a plane set up by the first X and second Y direction and a vertical direction, or Z-direction, is defined as the direction perpendicular to the lateral plane, and wherein the displacement motor is configured to generate a power that is converted by remaining components of the displacement arrangement to a vertically directed pressure force acting on the first or second set of vehicle rolling means (10,11).