$25 Chicago CTA train 5000 metro series Low-poly 3D model by AzkA3D. Available on CGTrader with 484644 polys and 457771 vertices. Geometry: Polygon mesh. Check it out on CGHub.
OBJ (OBJ, filesize: 65.1 MB), FBX (Autodesk FBX, filesize: 24.2 MB), BLEND (Blender, filesize: 59.9 MB)