Door assembly of a vehicle door

Abstract

Door assembly (1) of a vehicle door of a motor vehicle, comprising an inner door part (2) and a guide rail (8) with a bearing pin (14) and an annular pulley (13) for a pull cable (10) of a window regulator assembly (5), wherein the pulley (13) is rotatably mounted on the bearing pin (14) and joined in a snap connection, and wherein the bearing pin (14) has a receiving opening (20), in particular a central one, for a fixing element (21) for making a joining connection of the guide rail (8) to a structural part (4) of the inner door part (2).