Wabco 9518110020 Air Suspension Bellows

Description

This Wabco Air Suspension Bellow, part number 9518110020, is designed for truck air suspension systems. It replaces a failing air spring, restoring the vehicle's ride height and ensuring proper load support. This bellow features a robust construction with dimensions of 228 x 231 x 461 mm and is engineered to meet OE specifications. The bellow boasts a maximum operating pressure of 8.0 bar, a stroke of 310.0 mm, and a temperature range of -40°C to +70°C, delivering exceptional durability and consistent performance under various conditions. Mounting utilizes perforated sheet or a Male M14 connection, and it features port threads of Male M24 x 1.5 / Female M16 x 1.5.

Key Features & Benefits

These are basically heavy – duty, flexible containers. They fill with compressed air and that’s what actually supports the weight of your vehicle instead of a traditional steel spring. They can inflate and deflate, adjusting the ride height and stiffness. They work with the air suspension system – there’s a compressor, sensors, and a computer controlling everything. Think of it like this: a regular spring is a fixed amount of support. These bellows act like a variable spring. They level the vehicle automatically, even with a heavy load in the back, or uneven weight distribution. Some cars use them to adjust ride height for better aerodynamics at speed or to raise the vehicle for extra ground clearance. They’re especially common on luxury cars, SUVs, and trucks where ride comfort and load – leveling are important.

Symptoms, Risks & Replacements

Well, if one of these fails, you’ll notice it pretty quickly. The car will likely sit unevenly, and the ride will be…rough, to say the least. It can even make the vehicle unsafe to drive. Also, since it’s part of a system, a failing bellows can put extra strain on the compressor and other components, potentially leading to more expensive repairs down the line. We carry a good selection of these, and you can find a lot of options on Fixparts Online if you want to browse. Getting a good quality replacement is key to restoring your vehicle's handling and comfort.

Warranty Information

Wabco Air Suspension Bellows (MPN 9518110020) comes with a 1-year warranty.