Dale Arrietta works this flattop 1998 Peterbilt 379 daily pulling a flatbed. Powered by a 435-hp Cat with a 13-speed, the truck hauls copper from the copper mines around Safford, Arizona. The truck is owned by J&B Trucking out of Globe, Arizona, and boasts over 1.5 million miles "and still going strong," Arrietta said.
[Related: Operator's chromed-out 2005 Freightliner Columbia]
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