Pack of two 12V 550 40000RPM motors designed to enhance power and speed in children's ride-on toy cars. Constructed with durable plastic and high-quality motor components, this gearbox delivers reliable performance and long-lasting durability. High-speed 12V 550 40000RPM motor gearbox features 12V DC voltage, 40000RPM speed, 12mm shaft hole diameter, and 35mm motor diameter. This combination ensures strong performance and a smooth riding experience for kids. Easy to install and replace. Designed for both performance and user convenience. Model numbers are clearly marked for identification and compatibility. Ideal for use in children's ride-on toys that require a 12V motor gearbox. Offers versatile compatibility with most children's ride-on cars. Provides a seamless upgrade for improved speed and performance. Equipped with quick-change wire connectors for tool-free installation or removal. No soldering required. For best results, ensure the car's battery is fully charged and all battery connections are secure. Color: Black Material: Plastic + Metal Note: Slight color variations may occur due to lighting and display differences. These do not affect functionality. Package Contents: 2 pcs Kids Ride-On Car Gearbox 550 12V Motor Note: Only the items listed above are included. Other accessories are not part of the package.