The Wabco 9115040544 Reed Valve is a critical component within the air brake system's air compressor. It ensures unidirectional airflow, preventing backflow and maintaining consistent air pressure for reliable braking performance in commercial vehicles. This reed valve is manufactured to OE specification, ensuring a precise fit and dependable function. Measuring 15 x 19 x 86 mm, this component is designed for durability and consistent operation, contributing to a safer and more efficient braking system. Basically, this little guy controls the airflow into your air compressor. Think of it like a one – way street for air. It opens easily to let air in when the compressor is sucking in air to build up pressure, but it slams shut to prevent that air from flowing back out when the compressor is building pressure. It’s a simple mechanical check valve, really – just a flexible reed that moves back and forth. It’s part of your air brake system, which of course is critical for bigger vehicles – trucks, buses, anything with air brakes. The compressor makes the air, the reed valve ensures it goes in the system and doesn’t leak back out. It’s nestled right in the intake side of the compressor itself. Without it, the compressor can't pull in enough air to build up the pressure you need to operate your brakes. It’s super important because if this valve fails, your compressor won’t work efficiently, or might not work at all. You’ll notice if it’s failing because your air brakes will take a really long time to build up pressure, or they might not hold pressure at all. That’s obviously a safety issue. It acts like a shield, preventing backflow and keeping everything working smoothly. They don’t always last forever, especially with road grime and moisture getting in there, so it’s a good preventative maintenance item. You can find a replacement pretty easily – we have a good selection at Fixparts Online, and a lot of other auto parts stores will carry them too. We stand behind our products: Reed Valve (MPN 9115040544) has a 12-month warranty!

About Wabco

WABCO is a global innovator in braking, stability, and suspension systems for commercial vehicles, enhancing safety and efficiency.

Why Choose Wabco?

• Wabco parts are known for lasting a long time, saving you money on repairs in the long run. • We have a huge selection of parts, so you’re likely to find exactly what you need for your vehicle. • Our parts meet or exceed industry standards, giving you peace of mind on the road. • Wabco has been a trusted name in auto parts for decades, with a reputation for quality and reliability. FixParts Online – Your Trusted Source for Quality Wabco Auto Parts.