The is a limited-edition legendary truck that serves as the ultimate tribute to the flagship 379 model before its transition to the 389. Introduced in September 2003, it was designed to be the "owner-operator's dream," combining classic "long-nose" styling with a massive amount of factory-installed chrome and custom features. The Chrome King: Visual Identity
Inside, the 379X was just as distinct. Peterbilt marketed it with a "rugged but refined" aesthetic:
: Many 379X units were spec'd with heavy-hitting engines of the era, such as the Caterpillar C15 Accert . The is a limited-edition legendary truck that serves
: The interior often featured two-tone leather seats and a leather-wrapped steering wheel.
: The truck featured "beehive" style marker lights and polished headlight housings that gave it a classic, retro look even while new. Interior: The "UltraRide" Experience Peterbilt marketed it with a "rugged but refined"
While the "X" primarily denoted a styling package, it was built on the legendary 379 chassis, known for its durability and ease of customization.
The 379X was instantly recognizable by its "bright-out" package. While standard 379s were already known for their polish, the 379X took it further with: Interior: The "UltraRide" Experience While the "X" primarily
: Features included a polished aluminum grille, chrome-plated bumper, and stainless steel sun visor.