Direct replacement for Bendix AD9 24V air dryers with standard cartridge for reliable OE performance. Built with a 75W, 24V heater to ensure protection against freeze-ups in cold climates. Features 0.75" supply & delivery ports and 0.25" control port with NPT threading for secure installation. Effectively removes moisture, oil, and contaminants to extend air system and brake component life. Cross-references with Bendix, Freightliner, Haldex, Mack, Navistar, Meritor, Automann, and more for wide compatibility. refer the part number below in products details page.