The technical classification of a medium duty tuck is a single drive axel with a gross vehicle weight of 18,000-33,000 lbs. Paccar, Freightliner, Ford and GMC all purchased the engine in droves. All of the big players in the trucking industry hopped on board hoping the CAT C7 was going to live up to the hype. The engine was produced from 2003 to 2009 and was installed primarily in over the road medium duty class 8 trucks. However, sometimes things don’t go according to plan. The Caterpillar C7 Engine was supposed to be the “golden child” in Caterpillar diesel engine lineup one that combined raw horsepower with computer controlled clean emissions.
At the turn of the century there was a lot of buzz around a new diesel engine being produced at Caterpillar, one that could meet the growing emissions requirements enacted by the EPA.
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