Wabco 4324311990 Double Chamber Air Dryer

Description

The Wabco 4324311990 Double Chamber Air Dryer is a critical component in heavy-duty vehicle air brake systems. It functions by removing moisture and contaminants from the compressed air supply, ensuring reliable braking performance. This air dryer is commonly used in trucks, buses, and other commercial vehicles. Its double chamber design enhances moisture separation efficiency, while the desiccant cartridge provides superior air purification. The device features M22 x 1.5 port threads, a Kostal M27 x 1 heating connection, and a 0.9 mm nozzle. Its dimensions are 292 x 372 x 383 mm. This air dryer delivers consistent air quality, extending the lifespan of air brake components and improving overall system dependability.

Key Features & Benefits

This thing basically cleans up the compressed air that feeds your air brakes. Think of it like a filter, but for air instead of oil. It removes water, oil mist, and other nasty stuff that gets into the air system from the compressor. That double chamber design just means it has two stages of filtering for even better cleaning. First stage knocks out the bulk of the water and larger particles, then the second stage gets the finer stuff. It also stores a little bit of air to help with quick brake applications. It sits in the air line between your air compressor and your air tanks. The compressor makes the air, but it’s not clean. This dryer is the first thing that air hits, cleaning it before it gets stored. From those tanks, the clean, dry air goes to your brake chambers, activating your brakes. It's a critical part of the whole air brake system.

Symptoms, Risks & Replacements

Water and oil in the air lines can cause a lot of problems. In the winter, that water can freeze, blocking lines or damaging seals. Even in warmer weather, it can cause corrosion and wear down components. Basically, it can lead to brake failure. The air dryer keeps things working smoothly and reliably. You’ll notice if it goes bad – you might get a constant hiss of air as it leaks, or the brakes might feel spongy or slow to respond. It’s a preventative part, meaning it’s best to replace it before it completely fails, instead of waiting for a problem. You can find a good selection of these, including double chamber ones, over at Fixparts Online if you're looking to order. It’s a relatively straightforward replacement for most folks familiar with basic brake work.

Warranty Information

Wabco Double Chamber Air Dryer (MPN 4324311990) comes with a 1-year warranty.