Decker Manufacturing Company (OTCMKTS:DMFG) is a family-owned designer and producer of heavy-duty truck and trailer components. Established in the mid-1950s and headquartered in Wisconsin, the company began as a small machine shop and has grown into a vertically integrated manufacturer. Decker specializes in mechanical disc brakes, drum brakes, automatic slack adjusters, brake chambers and suspension components, serving both the original equipment and aftermarket channels.
Decker’s product line addresses the needs of long-haul trucking, vocational fleets and specialty vehicle markets. In addition to its core braking and suspension offerings, the company engineers custom solutions for military, transit and industrial applications. Manufacturing takes place in ISO-9001 certified facilities, where in-house machining, assembly and testing ensure consistent quality across its portfolio of cast iron, aluminum and steel components.
Serving customers throughout North America and select international markets, Decker partners with fleets, OEMs and distributors to provide parts and technical support. Its logistics network supports timely delivery across the United States, Canada and Mexico, and the company continues to expand capacity to meet emerging demand in South America and other regions.
Decker Manufacturing remains under the leadership of the Decker family, supported by a seasoned management team with decades of experience in heavy-duty vehicle systems. The company emphasizes ongoing research and development, collaborating with industry groups and regulatory bodies to advance braking and suspension safety standards. Through this focus on innovation and hands-on service, Decker aims to maintain its position as a reliable supplier to the commercial transportation sector.
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