Every component in this power wheel motor upgrade is of premium quality. The shell uses high-strength composite materials ensuring it does not deform and is stronger. It also has built-in bearings in both the small and large gears that work to reduce friction and extend the service life. The middle gear adopts a metal gear. Supported superbly by an 18V DC Motor Engine, our Power Wheel Ride On Cars Upgrade is a fantastic choice. Depending on the power supply, it's impressive how the power and RPM output adjusts. At 18V, the power is 200W with the delivering 270RPM per minute. Even at 12V, the still outputs 180RPM per minute. With a speed ratio of 1:75, the in this power wheel motor upgrade ensures a higher speed output. The motor is equipped with a power rating of 280W and guarantees a high torque output. This combination of high power and high speed presents the perfect mix for ride-on cars that children enjoy. This Power Wheel Motor upgrade is based on RS775 24 Volt 280W high power drive engine and is equipped with a . The outputs a speed of 360 RPM per minute under a 24V power supply. This level of power ensures an amazing ride and great fun for kids who use ride on cars. The specifications of this Power Wheel Motor Upgrade are designed to fit multiple systems. The shaft hole diameter is 12mm (0.47inch); length: 185mm(7.28inch) max width: 92mm(3.62inch); motor diameter: 40mm(1.574inch)., Weight: 1.85078068949 pounds, Manufacturer: Frewurwer