Mercedes-Benz LAK Cab Chassis 3D model is available on CGTrader for $30. Original author: nickyreignz. Specs: 819841 polys, 820888 verts.
STL (Stereolithography, filesize: 28.2 MB), OBJ (OBJ, filesize: 23.8 MB), FBX (Autodesk FBX, filesize: 33.9 MB), TEXTURES (Textures, filesize: 204 MB), JPG (JPG, filesize: 102 MB), PNG (PNG, filesize: 102 MB), BLEND (Blender, filesize: 27 MB), GLTF (glTF, filesize: 22 MB)