Wabco 4630900200 Trailer Air Suspension Control Valve

Description

The Wabco 4630900200 Trailer Air Suspension Control Valve is a critical component in trailer air suspension systems, used to maintain optimal ride height and stability. This valve regulates air pressure to the suspension bellows, ensuring a smooth and controlled ride. Measuring 91 x 189 x 237 mm, this dual-circuit valve features a robust design with an IP 6K9K protection class and operates within a temperature range of -40°C to +65°C. It's designed to OE specification, offering a reliable and durable solution for trailer air suspension needs. With features like a bayonet electrical connection (ISO 15170-B1-2.1-Sn/K1) and multiple port threads (Ø 8 x 1, Ø 12 x 1.5), this valve provides secure and efficient air control.

Key Features & Benefits

This valve basically manages the air pressure going to your trailer’s air springs – those big rubber bags you see under the trailer. It controls how much air goes in and out, letting you raise and lower the trailer, and importantly, keep it level. It handles things like adjusting for different load weights, or compensating when you're on uneven ground. It also often controls things like automatic dump valves to help with hooking and unhooking. Think of it as the brain of your air suspension system. It receives signals from the height sensors on your trailer, and then uses those signals to open or close valves, directing compressed air where it needs to go. Without it, you wouldn’t be able to reliably control the height and level of your trailer, and you'd be riding pretty rough. It works with the air compressor and the air springs themselves as a whole system.

Symptoms, Risks & Replacements

Honestly, it's pretty important for a smooth and safe ride. If it starts failing, you’ll notice if your trailer is bouncing around more, or if it’s not sitting level. It affects handling a lot, especially at highway speeds. A faulty valve can even lead to uneven tire wear or, in a worst – case scenario, loss of control. You can find a good replacement at places like Fixparts Online – they usually have a good selection of these. Replacing it when you see signs of trouble keeps your load stable and your ride comfortable. It's one of those parts you really don't want to ignore until it's causing big problems.

Warranty Information

Wabco Trailer Air Suspension Control Valve (MPN 4630900200) comes with a 1-year warranty.