As the saying goes no beans no bullets no war, I built this using as many pictures as possible for reference of a French Napoleonic supply train wagon a lot of detail and removable cargo from the back gate. Modeled in Blender 3.0 and scaled for the Daz horse 2 in Daz studio
OBJ (OBJ, filesize: 21.3 MB), BLEND (Blender, filesize: 67.7 MB)