2Pcs 24V 555 40000RPM Motor for Kids Ride on Car – This 24V 555 40000RPM drive motor gearbox is constructed with high-strength plastic and a high-quality motor for reliable performance. 24V 555 Motor Gearbox – High-speed DC motor designed to operate at 24V, 40000RPM. Shaft hole diameter: 12mm (0.47inch). Motor diameter: 35mm (1.38inch). Check Your Motor Model Number – Easy-to-replace unit compatible with various kids' ride on cars. Verify compatibility by checking the model number on your existing motor. Suitable for Vehicle Modification – Designed for use in modified ride on cars requiring high-speed performance. Commonly used in a wide range of kids' electric vehicles. Easy Installation – Features quick-change wire connectors for tool-free installation and removal of gearcases. Before installation, verify that your vehicle’s battery and wiring are in proper working condition. Color: Black Material: Plastic and metal Package Contents: 2 x Motor Note: The package includes only the items listed above. Light reflection and display settings may cause slight color variations between the product image and actual item. Measurement may vary by +/- 1-3cm.