Abstract: A forage wagon includes an interior storage area having a rear access opening. An endless belt conveyor assembly is carried within the interior storage area and includes a rear drive gear mechanism mounted along the rear access opening. The forage wagon further includes an access door hingedly mounted on the rear access opening and movable between an open and closed position. The access door includes an inside surface area facing toward the interior storage area, an outside surface area facing away from the interior storage area and an integral baffle assembly attached to the inside surface area and adapted to enclose the rear drive gear mechanism when the access door is in the closed position.