Check out F-Series F-800 Stake Bed Truck 1980 Low-poly 3D model on CGTrader for $26. High-quality Polygon mesh mesh by driverua: 122901 polys, 67115 vertices. Textured.
MAX (Autodesk 3ds Max, filesize: 589 KB), OBJ (OBJ, filesize: 1.31 MB), 3DS (3D Studio, filesize: 437 KB), TEXTURES (Textures, filesize: 2.09 MB)