The WG2203080020+025 Proportional Valve is a critical component of the SITRAK C7H heavy-duty truck transmission system. Designed specifically for the hydraulic retarder, this valve ensures precise control of braking torque, enhancing vehicle safety and transmission longevity. As a leading provider of Sinotruk spare parts, we offer 100% genuine OEM components to ensure your fleet maintains peak performance in demanding conditions.
Technical Specifications:
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Part Name: Transmission Retarder Proportional Valve
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Part Number: WG2203080020+025
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Application: SITRAK C7H Series, Howo T7H
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Transmission Type: Sinotruk/ZF Intelligent Shift Systems
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Material: High-grade Anti-corrosive Alloy and Precision Solenoid
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Operating Voltage: 24V DC
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Weight: Approx. 1.2kg
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Origin: Original Sinotruk (CNHTC) Factory Parts
Key Features:
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Precision Control: Engineered for rapid response times in the retarder system to prevent brake overheating.
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Durability: Built to withstand high-pressure hydraulic environments and extreme temperature fluctuations.
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Perfect Fit: Direct replacement for WG2203080020+025, ensuring zero downtime during installation.








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