AD-9 Air Dryer Replace BW065225 26QE377P4 1673737C91
The Air Dryer is a heavy-duty unit designed for the removal of water vapor, oil, and contaminants from compressed air systems in trucks, buses, and tractors. Its efficient desiccant cartridge system and robust purge valve provide reliable, self-cleaning operation and long service intervals. The unit eliminates the need for daily reservoir draining, ensuring extended brake component life and fewer repairs. The AD-9 design is trusted industry-wide for easy serviceability, compatibility with a broad range of vehicles, and excellent moisture protection
20 in stock
| Filtration | Utilizes a replaceable desiccant cartridge and integrated cooling baffle to remove moisture, oil, and contaminants from air. Helps ensure only dry air reaches the brake system components, reducing the risk of corrosion, freeze-ups, and premature system wear. |
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| Construction | End cover is die-cast aluminum; cylindrical steel body secured with cap screws. Designed to exceed OEM standards for strength, corrosion resistance, and service life. |
| Mounting & Installation | Comes with a mounting bracket kit (wire harness may be sold separately). Installs directly in place of most OEM and aftermarket AD-9 style dryers. Cartridge stabilizer and rubber anti-vibration damper included to increase life in demanding environments. |
| Maintenance | Cartridge should be replaced periodically, typically annually or based on air system performance. The purge valve assembly and check valve can be serviced without removing the air dryer housing. |
| Bendix | 065225, 065225BXW, 065226, 109685, 109685X |
| Mack | 26QE377, 26QE377P4, 26QE377P5, 20991976 |
| International | 1673737C91, 3615614C91 |
| Freightliner | 6814310115, 6814310315, 6814310615 |
| PAI | 5586, 55860, EM55860 |
| Automann | 170.065225, 745065225, AM170065225 |
| Haldex | 109685X, 65225 |
