ACTUATOR DEVICE FOR AN ADJUSTABLE ROLL STABILIZER OF A MOTOR VEHICLE

An actuator device () for an adjustable roll stabilizer () of a motor vehicle, with a housing () that extends in the direction of a rotational axis () and an actuator () arranged in the housing. The actuator device () can be operated to twist two stabilizer sections () relative to one another about the rotational axis () and the two stabilizer sections () are attached to opposite ends () of the actuator device (). An engagement contour () is formed on the housing (), which is suitable for immobilizing the housing during the application of torque (M) to the housing () in a direction around the rotational axis ().