Mercedes-Benz O405N2K Low Low-poly 3D model is available on CGTrader for $10. Original author: schwarz101. Specs: 10132 polys, 9133 verts.
MAX (Autodesk 3ds Max, filesize: 634 KB), OBJ (OBJ, filesize: 115 KB), FBX (Autodesk FBX, filesize: 607 KB), UNITYPACKAGE (Unity 3D, filesize: 615 KB), 3DS (3D Studio, filesize: 249 KB), DWG (AutoCAD, filesize: 559 KB), STL (Stereolithography, filesize: 300 KB)