Truck & Trailer Manufacturing Companies in Illinois

Illinois has approximately 13,000 manufacturing establishments and 570,000 manufacturing employees. Illinois is a top-five manufacturing state, with Chicago as a metal fabrication and food processing center, Peoria as Caterpillar's headquarters, and a vast network of industrial suppliers.

Illinois contributes to the national truck & trailer manufacturing landscape. Truck and trailer manufacturing includes companies that produce Class 5-8 commercial trucks, semi-trailers, specialized truck bodies, and emergency vehicles. Major truck OEMs include Daimler (Freightliner, Western Star), PACCAR (Kenworth, Peterbilt), Navistar, and Volvo/Mack. Trailer manufacturers include Wabash National, Great Dane, Utility, and Hyundai Translead.

Heavy Truck OEMs: Companies like Freightliner, Peterbilt, and Kenworth operating Class 8 truck assembly plants across the US.

Trailer Manufacturers: Companies producing dry vans, flatbeds, reefers, tankers, and specialty trailers for freight transportation.

Truck Body Builders: Manufacturers of dump bodies, refuse bodies, utility bodies, and vocational truck equipment.

Emergency Vehicle Manufacturers: Companies building fire trucks, ambulances, and law enforcement vehicles on commercial chassis.

Medium-Duty Truck Producers: Manufacturers of Class 5-7 trucks for delivery, utility, and vocational applications.

Major industrial centers in Illinois include Chicago, Rockford, Peoria, Aurora, Joliet, and Elgin. These cities have concentrations of manufacturers across sectors including metal fabrication, food processing manufacturing, and chemical manufacturing.