hello guys, The Peterbilt 389X is a limited edition truck that celebrates the iconic 389 model. the Peterbilt 389 was introduced in 2008 to replace the popular 379 model at the time. the Peterbilt 389 became very popular for owner-operators, and has became the most customized vehicle in the show truck scene. The Peterbilt 389X was limited to 1,389 trucks built, and would be the last of the 389 model as it was replaced with the Peterbilt 589 at the end of 2023.