$25 School Bus Low-poly 3D model by rescue3dcom. Available on CGTrader with 11479 polys and 12841 vertices. Check it out on CGHub.
BLEND (Blender, filesize: 501 MB), OBJ (OBJ, filesize: 203 KB), FBX (Autodesk FBX, filesize: 409 KB), MAX (Autodesk 3ds Max, filesize: 446 KB), MA (Autodesk Maya, filesize: 497 KB), GLTF (glTF, filesize: 29.2 MB), TEXTURES (Textures, filesize: 232 MB), UASSET (UnrealEngine, filesize: 107 MB), 3DS (3D Studio, filesize: 233 KB), UNITYPACKAGE (Unity 3D, filesize: 69.9 MB), DAE (Collada, filesize: 369 KB)