An electric drive assembly for driving a motor vehicle, comprising: an electric machine which is configured as a high-speed electric machine with a nominal speed of at least 20,000 revolutions per minute and is provided with a high-speed rotor which is usable as a flywheel mass to store kinetic energy; a superimposed transmission with exactly three connecting elements, i.e. a drive element, a regulating element and a driven element, wherein the superimposed transmission is configured in the form of a planetary transmission with a sun gear that forms the drive element and that is rotatingly driveable by the electric machine around a driving axis, and with a hollow gear that is connected to the regulating element and is rotatable around a regulating axis, and with a planetary carrier that forms the driven element and carries a plurality of planetary gears via which the hollow gear and the sun are drivingly connected; an electro-magnetic regulating device that is coaxially arranged relative to the superimposed transmission and provided for variably regulating a rotational speed of the regulating element, wherein the electromagnetic regulating device comprises a stator that is connected to a stationary component and a rotor that is connected to the regulating element of the superimposed transmission in a rotationally fixed way, wherein the rotor and the stator are contactless arranged relative to each other, wherein the electromagnetic regulating device is configured to transmit a regulating torque to the rotor by magnetic forces acting in circumferential direction between the stator and the rotor, wherein the magnetic forces are variably adjustable, characterised in that the high-speed electric machine is arranged in a sealed dry first receiving chamber, wherein an internal pressure in the first receiving chamber is lower than an environmental pressure, and that the electromagnetic regulating device and the superimposed transmission are arranged in a sealed second receiving chamber filled with lubricant, wherein the superimposed transmission is arranged radially inside the electromagnetic regulating device. an electric machine which is configured as a high-speed electric machine with a nominal speed of at least 20,000 revolutions per minute and is provided with a high-speed rotor which is usable as a flywheel mass to store kinetic energy; a superimposed transmission with exactly three connecting elements, i.e. a drive element, a regulating element and a driven element, wherein the superimposed transmission is configured in the form of a planetary transmission with a sun gear that forms the drive element and that is rotatingly driveable by the electric machine around a driving axis, and with a hollow gear that is connected to the regulating element and is rotatable around a regulating axis, and with a planetary carrier that forms the driven element and carries a plurality of planetary gears via which the hollow gear and the sun are drivingly connected; an electro-magnetic regulating device that is coaxially arranged relative to the superimposed transmission and provided for variably regulating a rotational speed of the regulating element, wherein the electromagnetic regulating device comprises a stator that is connected to a stationary component and a rotor that is connected to the regulating element of the superimposed transmission in a rotationally fixed way, wherein the rotor and the stator are contactless arranged relative to each other, wherein the electromagnetic regulating device is configured to transmit a regulating torque to the rotor by magnetic forces acting in circumferential direction between the stator and the rotor, wherein the magnetic forces are variably adjustable, characterised in that the high-speed electric machine is arranged in a sealed dry first receiving chamber, wherein an internal pressure in the first receiving chamber is lower than an environmental pressure, and that the electromagnetic regulating device and the superimposed transmission are arranged in a sealed second receiving chamber filled with lubricant, wherein the superimposed transmission is arranged radially inside the electromagnetic regulating device.