A frame hanger including a frame bracket adapted for connection to a vehicle frame rail, a spring box attached to the frame bracket, a vertically extending gusset attached to the frame bracket and positioned within the spring box to form a first spring module and a second spring module, where the spring box provides a bottom wall, a top wall, and an outer side wall of the first spring module, and where the spring box provides a bottom wall, a top wall, and an outer side wall of the second spring module, and the vertically extending gusset provides an inner side wall of the first spring module and an inner side wall of the second spring module.