Metal Wheel 4 (Polygon mesh 3D model) is available on CGTrader for $5. Original author: xtreme3d. Specs: 1298 polys, 1312 verts.
BLEND (Blender, filesize: 195 KB), OBJ (OBJ, filesize: 28 KB), 3DS (3D Studio, filesize: 41.5 KB), DAE (Collada, filesize: 158 KB), STL (Stereolithography, filesize: 130 KB)