This Wabco valve is a critical component within air brake systems, specifically functioning as a relay valve. It is used in heavy-duty vehicles and trailers to regulate air pressure and ensure proper brake function. This valve is manufactured to OE specification, providing reliable performance and durability. Its compact dimensions are 12 x 27 x 31 mm, contributing to efficient integration into existing systems. This valve basically takes a low – pressure signal from your cab controls – when you push the brake pedal – and boosts it into a higher pressure to operate the air brakes on the trailer or, sometimes, on the truck itself. It’s a sort of amplifier for your braking signal. It also helps to quickly apply and release the brakes, and maintains pressure in the brake lines when you're holding the brakes. Some relay valves also have features to protect other parts of the system, like a quick – release feature. Think of it as a middleman. You hit the brakes, that sends a signal to the relay valve, and then it tells the brake chambers on the wheels to actually stop the vehicle. Without it, you wouldn't have enough force to reliably activate the trailer brakes, or you’d have a seriously delayed response. It’s a key part of the whole air brake system – it makes everything work in sync. It’s crucial for safety, plain and simple. If this valve fails, you’ll likely notice if the trailer brakes aren’t applying strongly, or they're applying slowly. Sometimes it can cause the brakes to drag, causing overheating or uneven wear. A failing relay valve can really compromise your stopping power, especially with a loaded trailer. You can find replacements like this one at places like Fixparts Online, but it's definitely something you don’t want to put off getting fixed. It's a relatively inexpensive part when you consider what it’s protecting – your rig and everything around it. Convenience at its best: Valve (MPN 8995069072) includes 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. Performance you can rely on – Wabco parts from FixParts Online.