DFW Heavy Duty is a distributor of replacement parts for heavy-duty transportation applications. The company provides a variety of parts, such as air valves, springs, hoses, starters, axles, chargers, batteries, bearings, belts, bumpers, cables, chains, compressors, clamps, drums and hubs. Its additional products include electrical and engine components, fasteners, fenders, filters, gearings, gauges, heaters, instruments, radiators and pumps. It offers technical and customer support, specialty packaging, inventory assistance, product distribution and logistics management services. The company operates through several vendors, including Coleman Cable, Northern Glove, Warren Distribution, Parker Hannifin, Friction Systems, Great Lakes, Automotive Safety, Donaldson and Dayton. DFW Heavy Duty has one of its stores located in Dallas.