Wabco 4154030030 Compressor Assembly

Description

The Wabco 4154030030 is a second-generation compressor aggregate, essential for maintaining the air suspension system in BMW vehicles. This compressor is a critical component, responsible for delivering compressed air to the air springs, ensuring a smooth and comfortable ride. Its robust design and OE specification guarantee reliable performance and longevity. Measuring 110 x 163 x 221 mm, this device operates on a 12V system with a rated current of 25A and features electrical connection BMW 7514237/KOSTAL SLK 2.8 CODE A, along with port threads of Ø 7.5 mm, Ø 3.85 mm, and Ø 3.85 mm. It boasts a protection class of IP 6K6K and is designed for operation within a temperature range of -40°C to +80°C, offering exceptional durability and consistent performance under various conditions.

Key Features & Benefits

This thing basically pumps air into your air springs – those are like big, beefy air – filled cushions instead of traditional metal coil springs. It builds up pressure and maintains it, controlling the height and leveling of your vehicle. It also handles raising and lowering the suspension, if your car has that feature. It's got a motor, a compressor pump itself, and usually a dryer to get moisture out of the air before it reaches the springs. Some have a reservoir tank, too, to store extra air. Think of it as the heart of your air suspension system. It’s what makes everything work. The compressor receives a signal from the vehicle's computer – maybe based on load, speed, or a driver setting – and then it gets to work filling those air springs. It constantly monitors and adjusts the air pressure, keeping your ride smooth and level. It also often plays a part in automatically leveling the vehicle when you’re towing something heavy.

Symptoms, Risks & Replacements

Well, if this thing goes bad, you’ll notice pretty quickly. Your car might start sitting unevenly, ride really rough, or even sag down on one side. You might hear a loud humming or buzzing noise coming from under the vehicle. Often it'll be a gradual decline, but it can fail suddenly too. It’s responsible for a comfortable ride and safe handling, so it's definitely not something to put off getting fixed. You can find a good compressor assembly – and a lot of other suspension parts – over at Fixparts Online if you're looking to do it yourself. They’ve got pretty good diagrams to help you make sure you’re getting the right one. Ignoring problems with the air suspension can also put extra stress on other parts, like your shocks and struts, so it's a good idea to stay on top of it.

Warranty Information

Wabco Compressor Assembly (MPN 4154030030) comes with a 1-year warranty.