David Gates Jr. drives this 2000 Kenworth W900L from Fallon, Nev., to the northwest hauling mostly steel floor joists and trusses. The truck is powered by a Caterpillar 3406E with an 18-speed Fuller. The truck has 1.8 million miles on it, and Gates has owned it for seven years. He has replaced the engine, transmission, suspension and rear ends himself over the years and added custom exhaust, a drop visor, and numerous LED lights around the truck. Gates, from Grangeville, Idaho, hauls steel for Silver State Freight Brokerage.