A self-propelled forage harvester includes a chassis, an operator's cabin arranged on the chassis, a chopper drum, an ascending lower discharge chute extending from the chopper drum inside the chassis to a level above the chassis, a front attachment, a drive unit, at least two axle units, wherein the front attachment in its non-working position is arranged substantially in a region of one of the axle units, wherein the operator's cabin in its non-working position and the drive unit are arranged substantially in a region of a further axle unit, wherein the front attachment and the operator's cabin are at least movable from a working into a non-working position.