Big rigs. Tractor trailers. Semis. As Class 8 trucks (GVWR exceeds 33,000 pounds) go, today’s Kenworths, Peterbilts, Volvos, Freightliners, etc., are the upper echelon of diesel-powered vehicles. They’re considered by many to be the kings of the road. Although our reporting on these trucks is limited (Editor KJ Jones is Truck Trend’s resident big-rig fan

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