Product Introduction

This Trailer Brake Valve WG9000360596 is a heavy-duty OEM trailer brake control valve for heavy-duty trucks and commercial vehicles. It features a robust black plastic housing, a precision-engineered lever mechanism, and dual pneumatic ports, designed to deliver reliable, consistent trailer brake control in heavy-load operations.

Performance

• Precise Control: This heavy-duty trailer brake valve provides smooth, proportional actuation, enabling precise control of trailer brake force as a high performance trailer brake valve.

• Durable Construction: The impact-resistant plastic housing and corrosion-resistant internal components resist vibration, temperature fluctuations, and road debris, extending service life in harsh undercarriage environments.

• Reliable Sealing: Precision-machined pneumatic ports and seals prevent air leaks, maintaining consistent system pressure and making it a reliable replacement trailer brake valve.

• Vehicle Specific Compatibility: Optimized for heavy-duty truck trailer brake systems, it is ideal as a trailer brake valve for commercial vehicles.

Core Function

1. Controls the trailer brake system, enabling independent or proportional braking of the trailer—a critical part of heavy duty truck brake parts.

2. Ensures smooth, consistent trailer braking, improving vehicle stability and control under heavy loads and long downhill runs.

3. Resists fatigue and wear, ensuring reliable operation over millions of actuation cycles.

4. Fully OEM-compatible for seamless replacement, restoring the control and safety of the trailer brake system.

Trailer Brake Valve WG9000360596 – OEM Sinotruk Sitrak Heavy-Duty Brake Control Valve

When your trailer’s braking system demands absolute precision under heavy loads, the Trailer Brake Valve WG9000360596 delivers exactly that. Engineered as a genuine OEM replacement for Sinotruk Sitrak heavy-duty trucks, this trailer brake control valve ensures consistent, responsive braking performance — mile after mile, load after load. Whether you’re managing a fleet or sourcing parts for a repair workshop, this valve is built to keep your operations running safely and efficiently.

At Mettlead, we supply this brake valve directly from our factory in China, which means you get authentic quality at a competitive price — without the middleman markup. Moreover, our strict quality control process guarantees that every single unit meets OEM specifications before it leaves our facility.

Key Features and Benefits of Trailer Brake Valve WG9000360596

So, what makes this particular trailer brake valve stand out from the crowd? Let’s break it down:

• OEM-Grade Quality: Manufactured to match original Sinotruk Sitrak specifications, ensuring seamless compatibility and long-lasting performance.
• Robust Black Plastic Housing: The durable housing resists corrosion, UV degradation, and impact damage — even in the harshest operating environments.
• Precision Lever Mechanism: A finely engineered lever delivers smooth, proportional brake control, giving drivers confidence during heavy-load deceleration.
• Dual Pneumatic Ports: Designed for straightforward integration into existing air brake circuits, reducing installation time and complexity.
• Consistent Brake Pressure Regulation: This valve maintains stable output pressure regardless of input fluctuations, which ultimately protects your trailer’s braking components from premature wear.
• Factory-Direct Pricing: Because we cut out intermediaries, you receive genuine parts at prices that make sense for bulk procurement.

In other words, this isn’t just a replacement part — it’s a reliability upgrade for your entire trailer braking system.

Technical Specifications – Trailer Brake Valve WG9000360596 Sinotruk Sitrak

Application Scenarios – Where Does This Trailer Brake Valve Fit?

Understanding exactly where and how this valve performs is essential for making the right purchasing decision. Here’s a closer look at its primary applications:

• Compatible Truck Models: This Trailer Brake Valve WG9000360596 is specifically designed to fit Sinotruk HOWO and Sitrak series heavy-duty trucks equipped with pneumatic trailer braking systems.
• Trailer Brake Control: It functions as the core control valve in the trailer’s air brake circuit, regulating brake pressure delivered to the trailer axles.
• Air Brake System Components: Integrates seamlessly with other pneumatic braking components including relay valves, air reservoirs, and brake chambers.
• New Vehicle Assembly: Suitable for OEM assembly lines producing Sinotruk and Sitrak heavy-duty vehicles.
• Maintenance and Replacement: Ideal for scheduled maintenance programs or emergency repairs when the original valve shows signs of wear, leakage, or inconsistent pressure output.

Whether you’re assembling new trucks or keeping existing fleets on the road, this valve is your go-to solution for dependable trailer brake control.

Explore our full range of braking system components or browse all available Sitrak heavy-duty truck parts for more options.

OEM/ODM Capabilities – Tailored to Your Business Needs

At Mettlead, we understand that different markets have different requirements. That’s precisely why we offer flexible OEM and ODM services for the Trailer Brake Valve WG9000360596:

• White-Label Packaging: Want to sell under your own brand? We provide neutral or custom-branded packaging that aligns with your company identity.
• Custom Packaging Solutions: From individual retail boxes to bulk export cartons, we adapt our packaging to suit your distribution model.
• Strict Quality Control: Every valve undergoes rigorous pressure testing and dimensional inspection before shipment, so you can confidently stand behind the products you sell.
• Flexible Order Quantities: Whether you need a small trial order or a full container load, we accommodate your volume requirements.
• Factory Visits Welcome: We encourage prospective partners to visit our facility in China to see our production processes and quality systems firsthand.

In short, we don’t just supply parts — we build partnerships that help your business grow.

Frequently Asked Questions – Trailer Brake Valve WG9000360596

1. What trucks does the Trailer Brake Valve WG9000360596 fit?

This trailer brake valve is specifically engineered for Sinotruk HOWO and Sitrak heavy-duty truck models that use pneumatic trailer braking systems. It serves as a direct OEM replacement, so installation is straightforward without any modifications required.

2. How do I know if my trailer brake valve needs replacement?

Common signs include air leakage around the valve body, inconsistent trailer braking response, delayed brake engagement, or visible cracks in the housing. If your trailer brakes feel spongy or unresponsive under load, the control valve is often the culprit.

3. Is this Trailer Brake Valve WG9000360596 an original OEM part?

Yes, this valve is manufactured to OEM specifications and matches the original part number WG9000360596. It delivers identical fitment, pressure ratings, and performance characteristics as the factory-installed component.

4. What is the working pressure range of this trailer brake valve?

The valve operates within the standard pneumatic brake system pressure range used in Sinotruk Sitrak trucks. It is designed to regulate and deliver consistent output pressure to trailer brake chambers under varying input conditions.

5. Can I order this trailer brake valve with custom branding or packaging?

Absolutely. Mettlead offers white-label and custom packaging options for the WG9000360596 trailer brake valve. This is particularly popular among distributors and resellers who want to build their own brand presence in their local market.

6. How should I install the Trailer Brake Valve WG9000360596 correctly?

Installation follows standard pneumatic brake valve procedures. Connect the dual ports to the appropriate supply and delivery lines in your trailer brake circuit, secure the valve mounting, and test for leaks before putting the vehicle back into service. We always recommend having a qualified technician perform the installation.

For a comprehensive overview of all Sinotruk Sitrak parts categories, visit our Sinotruk Sitrak Truck Parts Full Category Guide.

Ready to Order Your Trailer Brake Valve WG9000360596?

Don’t let brake system downtime cost you money. Whether you need a single unit for an urgent repair or bulk quantities for your warehouse inventory, Mettlead is ready to deliver — fast, reliably, and at factory-direct prices.

Here’s what you can expect when you work with us:

• Competitive factory-direct pricing with no middleman
• Fast and reliable global shipping
• Flexible, secure payment methods
• Professional technical support from our experienced team

Take the next step today.
Contact us now to request a quote for the Trailer Brake Valve WG9000360596 Sinotruk Sitrak, and let’s get your trucks back on the road where they belong.