The bogies are mounted to the frame with a standard skateboard truck, which allows it to steer like a normal skateboard, by tilting the deck. It looks as though this works well on a smooth ...

Typically, electric skateboards drive one or more wheels with brushless motors, while keeping everything mounted on otherwise fairly-standard trucks to maintain maneuverability. However ...

For starters, make sure you have all the right parts: deck, griptape, wheels, trucks, bearings and hardware. Additionally, you'll need the right tools: razor blade (to cut the grip), a skate tool ...