Completed in 1983, the variant was designed with a stretched upper deck, more seats ... aircraft were converted to freighter aircraft and still fly today. The 747-400 was one of the heaviest ...

To create the Dreamlifter, Boeing removed the upper deck from the 747 and expanded the fuselage. By doing so, the cargo capacity was tripled. The Dreamlifter is known as the 747-400 Large Cargo ...