{"data":{"id":"8563","slug":"grand-prix-circuit-and-open-wheel-downhill-ramp-a6e7961a","title":"Downhill circuit ramp (Grand Prix Circuit and Open-Wheel Cars)","summary":"Downhill circuit ramp in an original generic circuit family.","description":"Downhill circuit ramp. Bounds 13.200 x 3.145 x 20.006 metres X/Y/Z. +Y up, nose +Z, axles X. Wheel pivots are named where present. Static geometry; no rig, collision or navigation data. Modular track ports document 12 m-wide road centerline interfaces; all signs are generic blanks.","status":"published","url":"https://3dassets.dev/assets/grand-prix-circuit-and-open-wheel-downhill-ramp-a6e7961a","cdnUrl":"https://cdn.3dassets.dev/assets/8563/v1/model.glb","downloadUrl":"https://3dassets.dev/download/grand-prix-circuit-and-open-wheel-downhill-ramp-a6e7961a","thumbnailUrl":"https://cdn.3dassets.dev/assets/8563/v1/thumb.webp","posterUrl":"https://cdn.3dassets.dev/assets/8563/v1/poster.webp","blurhash":"U59G,S%g0Kt8%MRjVsNG00IUM|M{RjX8JU~V","category":{"slug":"roads-infrastructure","title":"Roads & Infrastructure"},"tags":[{"slug":"modern","title":"Modern"},{"slug":"realistic","title":"Realistic"},{"slug":"exterior","title":"Exterior"}],"license":{"slug":"cc0-1.0","name":"CC0 1.0 Universal","url":"https://creativecommons.org/publicdomain/zero/1.0/","attributionRequired":false},"contributor":{"username":"3dassets","name":"3D Assets","url":"https://3dassets.dev/u/3dassets"},"stats":{"fileSize":24452,"triangles":460,"vertices":1380,"meshes":3,"materials":3,"textures":0,"animations":[],"boundingBox":{"min":[-6.600451673940245,-0.00034032906437331256,-10.003211975097656],"max":[6.600451673940245,3.1448097838529474,10.003211975097656]},"sizeMeters":[13.201,3.145,20.006],"hasDraco":false,"hasMeshopt":false,"hasKTX2":false,"extensionsUsed":["KHR_mesh_quantization"]},"aiGenerated":true,"aiModel":"GPT-6 via Codex; Claude Fable 5.1 brief and frozen geometry kit; Claude Opus 5 animation pass","downloads":0,"publishedAt":"2026-09-06T13:57:12.757Z","updatedAt":"2026-09-06T13:57:13.548Z","usage":{"threejs":"import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js'\n\nconst loader = new GLTFLoader()\nloader.load('https://cdn.3dassets.dev/assets/8563/v1/model.glb', (gltf) => {\n  scene.add(gltf.scene)\n})","r3f":"import { useGLTF } from '@react-three/drei'\n\nexport function DownhillCircuitRampGrandPrixCircuitAndOpenWheelCars(props) {\n  const { scene } = useGLTF('https://cdn.3dassets.dev/assets/8563/v1/model.glb')\n  return <primitive object={scene} {...props} />\n}\nuseGLTF.preload('https://cdn.3dassets.dev/assets/8563/v1/model.glb')","modelViewer":"<model-viewer src=\"https://cdn.3dassets.dev/assets/8563/v1/model.glb\" alt=\"Downhill circuit ramp (Grand Prix Circuit and Open-Wheel Cars)\" camera-controls auto-rotate></model-viewer>","blender":"# Blender 4.x: File > Import > glTF 2.0, or from the Python console after downloading the file.\nimport bpy\nbpy.ops.import_scene.gltf(filepath='model.glb')  # from https://cdn.3dassets.dev/assets/8563/v1/model.glb\n# Metres and +Y up are converted to Blender's Z-up scene automatically.","godot":"# Godot 4: copy model.glb into res://models/ and the editor imports it as a scene.\nvar packed := load(\"res://models/model.glb\") as PackedScene\nvar model := packed.instantiate()\nadd_child(model)","unity":"// Unity: import model.glb with glTFast (Package Manager: com.unity.cloud.gltfast) and drag the prefab in,\n// or load it at runtime straight from the CDN:\nusing GLTFast;\nvar gltf = new GltfImport();\nif (await gltf.Load(\"https://cdn.3dassets.dev/assets/8563/v1/model.glb\")) await gltf.InstantiateMainSceneAsync(transform);"}}}