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This product is a dual-chamber brake chamber integrating both service and parking brake functions. The upper and lower chambers correspond to the service chamber and the spring chamber respectively, each independently secured by its own clamp band. Compared with a single-clamp design, this more evenly distributes the axial stress the chamber experiences under full air pressure, reducing the chance of leakage from a loose clamp. The product uses a long-stroke design and can be cross-referenced with part number 9253761060 for replacement selection. A pre-loaded spring is built into the spring chamber, providing mechanical parking brake force when air pressure is released, allowing the vehicle to stay parked without relying on continuous air pressure.
The double-clamp design distributes axial stress under full air pressure more evenly than a single clamp, reducing the risk of loosening and leakage.
The spring chamber has a built-in pre-loaded spring that provides mechanical parking force when air pressure is released.
Suitable for urban logistics vehicles with frequent start-stop cycles and heavy trucks parked for extended periods.
Bench test reports and fatigue life data can be provided to partners supplying both OEM and aftermarket channels, assisting with supplier qualification reviews.
Zhejiang Rongzhan Machinery Co., Ltd. is China T24/30K Double-Clamp Long Stroke DD Brake Chamber Suppliers and T24/30K Double-Clamp Long Stroke DD Brake Chamber Factory, We specialize in the production of spring brake chambers and service brake chambers for trucks and trailers. Backed by stable production capacity, strict quality control systems, and extensive export experience, our products are widely supplied to overseas markets and OEM customers worldwide. Rongzhan is committed to reliable quality, consistent performance, and long-term partnerships. We provide customers with cost-effective solutions and dependable service.
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