Founded in 1954, Peterbilt of Sioux City is truck dealer located in Sioux City, Iowa. Since 1954, the company is a complete resource for trucks, parts and service, serving northwestern Iowa, northeastern Nebraska and southwestern South Dakota. The company also houses a retail-parts store with an inventory for all makes. Additionally, it offers undercarriage diagnostic tests to evaluate the functioning of the trucks brakes and suspension components. Peterbilt of Sioux City is a part of Sioux City Truck Sales (SCTS).