Active roll control system

An active roll control system adapted to actively control roll rigidity of a vehicle by adjusting a mounting position of a stabilizer link connecting a suspension arm with a stabilizer bar of the vehicle on the suspension arm according to a driving condition of vehicle, the active roll control system comprising:

• a rail plate mounted in a space opened to one direction, the space being formed by bending a middle portion of the suspension arm;
• a connector having a screw hole formed at a center portion thereof and a connecting end formed at one side surface thereof and connected to an end of the stabilizer link, upper and lower portions of the connector being mounted on the rail plate so as to be movable along the rail plate;
• a drive motor coupled to an inboard end of the suspension arm and provided with a rotation shaft, the rotation shaft being engaged to the screw hole such that the connector is movable along the rail plate;
• and
• a cover engaged to the suspension arm so as to cover the space in a state of being coupled with the rail plate and having a slot formed at a lower surface thereof, the stabilizer link being inserted in and movable along the slot.