Truck with Lowboy Trailer 3D model 3 (Polygon mesh 3D model) is available on CGTrader for $139. Original author: 3D-Horse. Specs: 3568473 polys, 3703006 verts.
OBJ (OBJ, filesize: 145 MB), 3DS (3D Studio, filesize: 48 MB), MAX (Autodesk 3ds Max, filesize: 97.3 MB), MA (Autodesk Maya, filesize: 65.8 MB), C4D (Cinema 4D, filesize: 27.8 MB), HRC (Autodesk Softimage, filesize: 46 MB), LWO (Lightwave, filesize: 36.2 MB)