The Dorman 604-049 Air Door Actuator is a HVAC vent actuator designed for cars and trucks. It is made by the brand Dorman and has a manufacturer part number of 604049. The actuator has dimensions of 5.200 inches in height, 5.190 inches in length, and 4.100 inches in width, with a weight of 5.2000 pounds. It is interchangeable with part number 68238243AA, making it a reliable and high-quality replacement part for air conditioning and heating systems in vehicles.