$169 New Holland Tractor with Disc Harrow 3D model by 3D-Horse. Available on CGTrader with 2581447 polys and 2655230 vertices. Geometry: Polygon mesh. Check it out on CGHub.
OBJ (OBJ, filesize: 83.2 MB), 3DS (3D Studio, filesize: 43.6 MB), C4D (Cinema 4D, filesize: 29.5 MB), LWO (Lightwave, filesize: 39.8 MB), MAX (Autodesk 3ds Max, filesize: 98.5 MB), MA (Autodesk Maya, filesize: 67.5 MB), HRC (Autodesk Softimage, filesize: 47 MB)