Cummins N Series engines became the industry leader in the post-World War II road building boom in the United States, with more than half the heavy duty truck market from 1952 to 1959.
Matoorrada 'Cummins N Series' ayaa noqday hogaamiyaha warshadaha ee kobaca dhismaha wadooyinka Dagaalkii Labaad ee Dagaalkii Labaad ee Mareykanka ka dib, in kabadan nus ka mid ah gawaarida xamuulka qaada culus laga soo bilaabo 1952 ilaa 1959.