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 motor upgrade delivers reliable performance and extended durability. The 12V 550 motor features a DC voltage of 12V, a speed of 40000RPM, a 12mm shaft hole diameter, and a compact 35mm motor diameter, ensuring strong performance and smooth operation. Designed for easy installation and replacement with quick-change wire connectors that require no soldering. Compatible with most 12V ride-on toy cars, offering a straightforward upgrade for improved driving experience. Includes model numbers for easy identification and compatibility reference. Suitable for use in various children's ride-on vehicles requiring a 12V motor. Gearcases can be quickly installed or removed. For best results, ensure the vehicle’s battery is in good condition and properly connected. Color: Black Material: Plastic and metal Note: Slight color variations may occur due to lighting and display differences. These do not affect product functionality. Package Contents: 2 Pcs Kids Ride On Car 12V 550 Motors Only the items listed are included. Measurement may vary by +/- 1-3cm.