36 Volt 800 Watt MY1020G Electric Motor with 11 Tooth #25 Chain Sprocket for Scooters, Dirt Bikes, & Go Karts Hydration The 90 amp DR90 A01 controller Motovox MVS10 The 90 amp DR90 A01 controller made by Dynamic Controls is the "electronic brain" of a scooter's operating system Please note that this pedelic unit is designed to only be used with the relatively low powered electric motors in the 24 volt 250 watt class that use a freewheel Note: This motor is capable of rotation in either the clockwise or counterclockwise direction by reversing the motor's power wires The 36 volt 800 watt MY1020G electric motor works on most 36 volt electric scooters