A vehicle component mounting arrangement is provided with a motor, an inverter, a converter and a drive power supply battery. The motor serves as a vehicle drive source. The inverter is electrically connected to the motor to supply a drive current to the motor. The inverter is vertically arranged above the motor in a vertical direction of a vehicle. The converter is arranged inside a motor room of a vehicle. The drive power supply battery is electrically connected to the converter with an electrical harness. The drive power supply battery is arranged outside the motor room on a side of the motor room that is closer to a vehicle cabin. The converter is further arranged between the inverter and the drive power supply battery with respect to a longitudinal direction of the vehicle.