Features: Engineered with a high performances RS550 12V motor and impact resistant materials, this 12V power gear box delivers great power transmission for kids electric offroad vehicle. Upgrading gear ratio ensures smoothly speed transitions and enhancing climbing ability, while the user friendly design allows quick installation and upgrades. Great for youth adventurers aged 5-12, this motor gear box with built in thermal protections and safety feature. Perfect for backyard adventure or tackling rough terrains, the energy efficient design during outdoor exploration. Suitable for various kids electric ride on model, this upgraded toy enhances vehicle longlasting performances for endlessly offroad excitement. Specifications: Component: Copper, Plastic, Magnet Product Dimension: Approx. 18.5x9.2cm/7.28x3.62inch Type: 01(18000RPM)/02(20000RPM)/03(23000RPM)/04(30000RPM)/05(35000RPM) Package Includes: 1PC gear box for Ride On Car Toy note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.