①. Construction: This 2-piece set features a 12V RS390 16000RPM drive engine, crafted from robust plastic and equipped with a motor, ensuring long-lasting performance and reliability in children's ride-on vehicles.<br> ②. Compatibility Check: seamless integration with your child's electric ride-on by verifying the compatibility of the gearbox's plum connector. A perfect match is crucial for optimal performance and .<br> ③. Specific Design for Ride-On Toys: Tailored specifically for children's electric ride-on cars and motorcycles, this replacement gearbox and motor set must be identical in appearance to the old parts to proper fit and function.<br> ④. Effortless Installation: Equipped with quick-change wire connectors, this gearbox allows for easy installation without the need for soldering. It's designed for quick removal and replacement, making maintenance a breeze.<br> ⑤. Operational Verification: Before installation, please check the operational status of your child's ride-on car. Confirm that the battery is in good condition and all connections, including the battery cable, are secure and intact.<br> ⑥. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you!<br> ⑦. Colour:Black<br> ⑧. Material:plastic+metal<br> ⑨. Package Contents:<br>2 * Gearbox with DC Motor<br>Only the above package content, other products are not included.<br> ⑩. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.