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 high-quality motor components, these motors deliver reliable performance and long-lasting durability. The 12V550 motor features a DC voltage rating of 12V, rotational speed of 40000RPM, a 12mm shaft diameter, and a compact 35mm motor body for easy fitment. Engineered for smooth operation and improved efficiency, this motor provides a dependable upgrade for compatible ride-on vehicles. Simple installation with quick-connect wire connectors—no soldering required. Gearcases can be quickly installed or removed. Compatible with most 12V ride-on toy cars. For optimal performance, ensure the battery is fully charged, undamaged, and properly connected. Color: Black Material: Plastic and metal Note: Slight color variations may occur due to lighting and screen display differences. These do not affect functionality. Package Contents: 2 pcs 550 12V Motors for Kids Ride-On Cars Only the items listed are included; other accessories are not. Note: Measurement tolerance is +/- 1-3cm.