The peculiar central section V-shaped rib allows eay and fast assembly being ready for the layout of electric connection wires, and guarantees stiffness of the part and a remarkable reduction of vibrations. The license plate support is designed for the assembly of traffic lights in upper or lower position. The “PRO-LIGHT” version is supplied with supports for traffic lights The finishes obtained by durable painting treatments of the parts protect the license plate support from rust or stain, and keep it always as new.