Electric Bike Conversion Kit, 48V 1000W 26" E-Bike Hub Motor Wheel Kit Rear Wheel Powerful Motor with Thumb Throttle and Pedal Assistant Sensor, E-Bike Hub Motor Conversion Kit for 26 Inch Bike

Yes like this https://a.co/d/08vR1sXf That's just an example but looks like they are a lot cheaper right now. When I bought mine it was almost $300. They come in front or rear wheel single or multi speed. A mid drive kit is what I would get if I didn't already have the hubs.