An assembly for a clutch module, said assembly comprising: - a release bearing comprising at least a plurality of rolling elements engaged between two annular rings (1131, 1134) about the axis of rotation; - a lubricating ring being delimited radially toward the inside by an interior contour and, radially toward the outside, by an exterior peripheral surface, the lubricating ring comprising at least one lubricating duct passing through said lubricating ring between said interior contour and said exterior peripheral surface, and further comprising a pre-centering seating surface which projects out from a first lateral face of radial elongation of the lubricating ring, said pre-centering seating surface being situated radially between the interior contour and the exterior peripheral surface, wherein the pre-centering seating surface bears radially against one of the annular rings (1131, 1134) of the release bearing; - at least one clutch (100, 200) configured to be able to selectively rotationally couple a torque-input hub with at least one torque-output hub (120, 220), each at least one clutch (100, 200) comprising: o first friction elements (101, 201) rotationally coupled to the torque-input hub; o second friction elements (102, 202) rotationally coupled to the torque-output hub (120, 220); characterized in that the release bearing comprises an interior annular ring situated radially on the inside of the rolling elements with respect to the axis of rotation, and an exterior annular ring situated radially on the outside of said rolling elements, said pre-centering seating surface of the lubricating ring being inserted into an empty space in the release bearing which is situated radially between the external diameter of the interior annular ring and the internal diameter of the exterior annular ring. - a release bearing comprising at least a plurality of rolling elements engaged between two annular rings (1131, 1134) about the axis of rotation; - a lubricating ring being delimited radially toward the inside by an interior contour and, radially toward the outside, by an exterior peripheral surface, the lubricating ring comprising at least one lubricating duct passing through said lubricating ring between said interior contour and said exterior peripheral surface, and further comprising a pre-centering seating surface which projects out from a first lateral face of radial elongation of the lubricating ring, said pre-centering seating surface being situated radially between the interior contour and the exterior peripheral surface, wherein the pre-centering seating surface bears radially against one of the annular rings (1131, 1134) of the release bearing; - at least one clutch (100, 200) configured to be able to selectively rotationally couple a torque-input hub with at least one torque-output hub (120, 220), each at least one clutch (100, 200) comprising: o first friction elements (101, 201) rotationally coupled to the torque-input hub; o second friction elements (102, 202) rotationally coupled to the torque-output hub (120, 220); characterized in that the release bearing comprises an interior annular ring situated radially on the inside of the rolling elements with respect to the axis of rotation, and an exterior annular ring situated radially on the outside of said rolling elements, said pre-centering seating surface of the lubricating ring being inserted into an empty space in the release bearing which is situated radially between the external diameter of the interior annular ring and the internal diameter of the exterior annular ring. o first friction elements (101, 201) rotationally coupled to the torque-input hub; o second friction elements (102, 202) rotationally coupled to the torque-output hub (120, 220);