Heider Tractors & Lineup

Heider was an early 20th-century American tractor manufacturer based in Carroll, Iowa, known for pioneering advancements in tractor technology. Founded in 1911 by its namesake, the company quickly gained recognition for its innovative friction-drive system, which functioned as a mechanical continuously variable transmission. This technological breakthrough set Heider apart in the burgeoning tractor industry of the time, offering farmers a more versatile and efficient solution for agricultural work. By 1912, Heider tractors were being distributed through the Rock Island Plow Company, a strategic partnership that expanded the brand's market reach and credibility. In 1914, Rock Island Plow Company acquired Heider, leading to the tractors being marketed under the 'Heider-Rock Island' name for several years. Despite this acquisition, the Heider name remained synonymous with quality and innovation in the agricultural community. The company's legacy is marked by its contributions to tractor design and its role in advancing mechanical transmission systems, which influenced later developments in the industry.