About Tritenco | Precision Manufacturer of Heavy-Duty Transmission Valves

Tritenco is the specialized brand of Zhuji Caiteng Machinery Manufacturing Co., Ltd., focusing on the R&D and production

of OE-equivalent transmission pneumatic control valves for heavy-duty trucks. Backed by our IATF 16949-certified quality

system, we ensure micron-level precision and strict tolerance control, making every Tritenco valve meet high performance

standards. Our core products include the A-5000 slave valve, K-3331 splitter valve kit, and A-4740 air filter regulator, all

designed for reliable use in heavy-duty truck transmissions. As a dedicated manufacturer, we support customers—especially

those in the North American aftermarket—with factory-direct pricing, stable supply chains, and tailored solutions for their

transmission system needs.

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Our Core Values

● Quality First: We adhere to the philosophy of "excellent quality and credibility" in every process.
● Customer Focus: We build long-term partnerships based on integrity, collaboration, and reliable delivery.
● Continuous Improvement: We invest in advanced technology and training to enhance precision and efficiency.