$129 Tractor Power 3D model by 3D-Horse. Available on CGTrader with 1273040 polys and 1304340 vertices. Geometry: Polygon mesh. Check it out on CGHub.
OBJ (OBJ, filesize: 45.8 MB), 3DS (3D Studio, filesize: 27.1 MB), C4D (Cinema 4D, filesize: 21.3 MB), LWO (Lightwave, filesize: 27.5 MB), MAX (Autodesk 3ds Max, filesize: 64.1 MB), MA (Autodesk Maya, filesize: 44.2 MB), HRC (Autodesk Softimage, filesize: 32.1 MB)