Features: Suitable for toy cars, remote-controlled cars, motorcycles, beach bikes, go karts, especially suitable for dual drive modification. Easy to replace and is for kids ride on cars. You can learn the Model Number from the motor (for 24V motor ). Easy to Use. Quick-change wire connectors that require no soldering to install and allow fast install/removal of gear cases. Kids ride on car 24V RS555 drive motor is made of high strength plastic board combined with high speed DC motor. Check Your Motor Model Number. Specially customized for car modification, can learn the Model Number from the motor, safe use. Description Product Name: Kids Ride On Car SUV Parts Shaft Hole Diameter: 12mm(0.47inch) Motor Diameter: 36mm(1.42inch) Color: Black Material: Plastic + Metal The actual product may have slight color difference or difference, which will not affect the use Package Contents: 2 x Motor Only the above package content, other products are not included. 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.