Built in 1975 for the then-princely sum of $25 million, Mack Trucks' 930,000 sq.-ft. Macungie Assembly Operations factory today houses two chassis assembly lines, three cab assembly lines, an engine groom line, a modification center, a tire warehouse, a final department, a parts warehouse, and employs 1,695 workers.
Sean Kilcarr is a former longtime FleetOwner senior editor who wrote for the publication from 2000 to 2018. He served as editor-in-chief from 2017 to 2018.