Abstract: The present invention relates to a module for doors, tailgates or similar, to be installed in vehicles for the insulation of the wet areas from the dry areas of the structures of said doors, tailgates or similar, executed by means of a process of bi-injection or multiple injection, in which a monoblock module with regard to the support panel and the seal is formed, its configuration including a sealing gasket with at least two sealing lips inclined towards the inside of the support panel with respect to the assembly direction, one of them being configured to not overlap with the other lip.