The invention relates to a mixed-power vehicle starting motor, which comprises: a motor front cap, a stator on said cap, an armature, and an overhanging deceleration follower in said cap contained an inner ring gear, an output shaft with front end extruded out the gear end of following isolator, three planet gears, and an isolator with gear end extruded out the cap. This invention makes its follower match with mixed-power motor and assemble integrated to start the generator for abnormal condition.