WABCO 4329012232 Air Dryer Cartridge

The WABCO 4329012232 is a spin-on air dryer cartridge designed for compressed air systems in heavy-duty commercial vehicles. It integrates desiccant drying media with oil coalescing filtration to deliver clean, dry air to pneumatic brake and auxiliary systems. The cartridge features a M39x1.5 mounting thread and is rated for maximum operating pressure of 13 bar. Service interval up to two years per WABCO 1200 Essential Cartridge specification. Compatible with WABCO air system protector housings across multiple OEM platforms. Cross-references include MAN 1368731, DAF 1506635, Mercedes-Benz A0004295695, Volvo, International, Alexander Dennis 660724, and Donaldson P951413. The unit weighs approximately 2.5 kg with outer diameter of 140 mm. Designed for heavy truck, bus, and construction machinery applications requiring reliable air brake system protection.