Allis-Chalmers is a brand of auto parts that produces aftermarket parts for cars, SUVs, and light trucks. The brand is mainly known for its engine and transmission parts, but they also produce fuel pumps, radiators, brake systems, and other parts. Allis-Chalmers is a trusted brand, with their parts often being superior to competitors in terms of quality, reliability, and price. Most of the factories are located in the United States, with some in Mexico and Canada.