The present invention provides for on-the-fly, tillage implement height adjustment. It includes a reversible gearmotor removably attachable to the tillage implement height adjuster. Utilizing the tractors electrical system as power source for the gearmotor, and by reversing the polarity of the circuit, the present invention can achieve clockwise and counterclockwise motion thus raising and lowering the tillage implement while the farmer stays in the cab of the tractor and continues to farm.