It sports a monstrous 3000 Watt brushless hub motor intended for an electric motorcycle, and [John] was able to add numerous touches such as voice feedback and 1950’s styling using surplus ...

It seems to be powered by a relatively simple rear hub in the single rear wheel, and can probably achieve speeds in the 20 km/h range while holding one passenger and possibly some cargo.

His “homemade” Super73 is equipped with a 3000w hub motor and a 72V 21 Ah battery pack, with almost all components being ordered on AliExpress. The bike reaches a top speed of approximately 37 ...