Commercial airliners are generally known for their under-the-wing engine design. Unlike some regional jets, such as the Embraer ERJs and Bombardier CRJs, most single-aisle and widebody commercial jets are equipped with under-the-wing engines. On the other hand, rear-mounted engines are still quite common in private aviation.
Rear Vs Wing-Mounted Engines: Advantages And Disadvantages
It is rare to find rear-mounted engines in commercial aircraft these days.
