The invention relates to a drive train (20) for an agricultural working vehicle (10), comprising a drive motor (22), a main transmission (24), a vehicle axle (26) driven by means of the drive motor (22) and the main transmission (30), and a post-transmission (60), which is arranged between the main transmission (30) and the vehicle axle (26) and has at least two gear ratios, characterized in that a first gear ratio can be selected by means of a first shifting element (64) arranged on a main shaft (62) of the post-transmission (60) and a second gear ratio can be selected by means of a second shifting element (68) arranged on a countershaft (66) of the post-transmission (60).