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 extended durability. Features include 12V DC voltage, 40000RPM high speed, 12mm shaft diameter, and 35mm motor body diameter for broad compatibility. Designed for easy installation and replacement with quick-connect wire connectors—no soldering required. Suitable for most 12V ride-on toy cars, enabling smooth upgrades for improved performance. Includes model numbers for easy identification and compatibility reference. Ideal for use in children's ride-on vehicles requiring 12V motors. 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. Slight color variations may occur due to lighting and screen differences. These do not affect product functionality. Package includes: 2 x 12V 550 Motors. Other items not included. Measurement tolerance: +/- 1-3 cm.