A drive, having: a gear unit with a gear unit housing; an electromagnetically actuated braking arrangement; and an electric motor, wherein the braking arrangement is arranged between the gear unit and the electric motor, wherein in a first housing part of the braking arrangement there is received a first bearing and in a second housing part of the braking arrangement a second bearing, wherein a shaft is rotatably mounted by means of the first and second bearings, wherein the shaft is connected non-rotatably to a gearing part of the gear unit, in particular to a gearing part, in particular slip-on pinion, of the first gear stage of the gear unit, or is embodied in one piece, in particular therefore in one part, with this gearing part, wherein the shaft protrudes through a magnet body, in particular through a ferromagnetic coil body, of the braking arrangement, wherein the shaft is connected non-rotatably to a brake lining carrier which is arranged in the axial direction between the first and the second bearing, wherein the brake lining carrier is arranged so as to be displaceable relative to the shaft, in particular parallel to the axis of rotation of the shaft, characterised in that in the first housing part there is arranged a cable bushing which has a screw nut and a sealing element, with the sealing element being inserted into a stepped bore and the screw nut being screwed into a threaded bore in the first housing part, with the threaded bore being oriented coaxially with the stepped bore, with the screw nut being positioned on the sealing element, in particular with the sealing element being manufactured from rubber or from plastics material, with the sealing element having continuous cutouts through each of which either a cable is guided or a pin protrudes, with the cutouts being oriented in each case parallel to the bore axis of the cylindrical bore, with one of the cutouts having a larger clear internal diameter than another one of the cutouts. wherein the braking arrangement is arranged between the gear unit and the electric motor, wherein in a first housing part of the braking arrangement there is received a first bearing and in a second housing part of the braking arrangement a second bearing, wherein a shaft is rotatably mounted by means of the first and second bearings, wherein the shaft is connected non-rotatably to a gearing part of the gear unit, in particular to a gearing part, in particular slip-on pinion, of the first gear stage of the gear unit, or is embodied in one piece, in particular therefore in one part, with this gearing part, wherein the shaft protrudes through a magnet body, in particular through a ferromagnetic coil body, of the braking arrangement, wherein the shaft is connected non-rotatably to a brake lining carrier which is arranged in the axial direction between the first and the second bearing, wherein the brake lining carrier is arranged so as to be displaceable relative to the shaft, in particular parallel to the axis of rotation of the shaft, characterised in that in the first housing part there is arranged a cable bushing which has a screw nut and a sealing element, with the sealing element being inserted into a stepped bore and the screw nut being screwed into a threaded bore in the first housing part, with the threaded bore being oriented coaxially with the stepped bore, with the screw nut being positioned on the sealing element, in particular with the sealing element being manufactured from rubber or from plastics material, with the sealing element having continuous cutouts through each of which either a cable is guided or a pin protrudes, with the cutouts being oriented in each case parallel to the bore axis of the cylindrical bore, with one of the cutouts having a larger clear internal diameter than another one of the cutouts.