El Camino Truck Parts
- Supplies used trucks and parts.
- http://www.elcaminotruckparts.com/

Lyons Truck Parts
- Stocking distributor of new and used truck parts.
- http://stores.partseek.com/lyons/

Eagle Used Truck Parts Inc.
- Sells and exports heavy duty trucks and parts.
- http://www.eagleusedtruckparts.com/

Merit Truck Parts And Wheel Co.
- Sells new and used heavy duty truck parts.
- http://www.merittruck.com/

Navistar
- Producer of heavy-duty trucks, medium-duty trucks, severe service trucks, and school buses offers searchable new and used vehicle dealer database.
- http://www.findyourinternational.com

A and W Trailer Services
- West suburban firm sells and services cargo, motorcycle, flatbed, utility, and construction trailers.
- http://www.awtrailer.com/