2024 Peterbilt 389 Mpg Comparison Chart. 389 72 flat top in black. 78 peterbilt 389s have provided 3.3 million miles of real world fuel economy & mpg data.

In 2006, the famous peterbilt model 389 proudly took its role as the torch bearer for peterbilt’s iconic legacy of power, capability, luxury and style. There are plenty of options to.