The International 5000 And 9000 Series 1998 Through 2017 Air Door Actuator is a high-quality, durable product designed to replace the original equipment part on specified vehicles. Made with a sturdy plastic construction material and featuring an electrical activation type, this HVAC heater blend door actuator ensures a proper fit and performance. It has undergone on-vehicle testing and fits most International 1998-2017 models, including 5500i, 5600i, 5900i, 5900i SBA, 9200, 9200 SBA, 9200i, 9200i SBA, 9300, 9400, 9400i BA, 9800 BA, 9800 SFA, 9900, 9900 SFA, 9900i, 9900i SFA, 9900ix, and 9900ix SFA. Direct OE replacement numbers include Navistar: 2503207-C1 and Mack: 7787-650694.