Inside a Pull‑Back Car: Illustrated Teardown Explains the Mechanism

Pull‑back toy cars move forward when a wound spring releases stored energy. The article provides a step‑by‑step illustrated teardown of such a car. Each internal component is labeled and photographed. It shows how the winding mechanism compresses a coil spring. The spring stores kinetic energy that powers the car’s motion. When the car is released, the spring drives the wheels via a gear train. The teardown reveals the simple yet effective engineering behind the toy. Hobbyists can use the guide to understand or modify pull‑back cars.