Pack of two 12V 550 40000RPM motors designed to enhance power and speed in children's ride-on toy cars. Constructed with durable plastic housing and a high-quality motor, this upgrade offers reliable performance and extended durability. The 12V 550 motor features a DC voltage of 12V, rotational speed of 40000RPM, a 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 that require no soldering. Compatible with most 12V ride-on toy vehicles. Includes model numbers for simple identification and compatibility verification. Suitable for use in children's ride-on toys requiring a 12V motor. Allows for straightforward customization and upgrades. Gearcases can be quickly installed or removed. For optimal performance, inspect the vehicle’s battery and ensure proper connection of battery cables. Color: Black Material: Plastic and metal Note: Slight color variations may occur due to lighting and screen display differences. These do not affect product functionality. Package Contents: 2 pcs 12V 550 Motors for Kids Ride-On Cars Only the items listed are included; other accessories are not. Note: Measurement tolerance is +/- 1-3 cm.