An electric cable assembly includes an electric cable having a cable jacket and one or more electrical wires extending through the cable jacket, the cable jacket defining one or more retention structures arranged at an outer surface of the cable jacket; and a sleeve adapted to connect to an electrical connector and surrounding the cable jacket in an area outside the electrical connector, the sleeve including one or more engagement structures engaged with the one or more retention structures, where the engagement of the one or more retention structures with the one or more engagement structures facilitates a retention of the sleeve with the cable jacket.