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, these motors deliver reliable performance and long-lasting durability. The 12V 550 motor features a DC voltage of 12V, rotational speed of 40000RPM, 12mm shaft diameter, and a compact 35mm motor body, ensuring efficient operation and smooth performance. Designed for easy installation and replacement with quick-connect wire connectors—no soldering required. Compatible with most 12V ride-on toy cars, enabling seamless upgrades for improved functionality. Includes model numbers for easy identification and compatibility verification. Ideal for use in 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 all connections are secure. Color: Black Material: Plastic and metal Note: Slight color variations may occur due to lighting and screen display differences. These do not affect product performance. Package Contents: 2 x 12V 550 Motors for Kids Ride-On Cars Only the items listed are included; other accessories are not. Note: Measurement tolerance is +/- 1-3cm.