A Comprehensive Review of the 379 Peterbilt Day Cab: Performance, Features, and Reliability

Of all the Peterbilt trucks, the 379 Peterbilt day cab remains one of the most sought-after class 8 trucks on the market today, even after being discontinued for almost 18 years. When it was first introduced in the late 80s, the 379 Peterbilt featured innovative design characteristics that allowed it to be highly customizable in regards to everything from engine performance to cab size. Even nearly two decades later, these trucks still rule the road while providing nearly unlimited customization options. We explored how to take your 379 Peterbilt to the MAX; now we’re exploring why these trucks deserve that special touch.

379 Peterbilt Day Cab: A Classic Never Dies

The 379 Peterbilt day cab is known for its domineering road presence with its extended hood and high-profile stacks. However, it’s what lies beneath the hood that gives these trucks their edge. The spacious engine compartment was designed to hold one of three leading OEM engines:

  • Detroit Diesel
  • Cummins
  • Caterpillar

Either one of these powerful engines, when paired with 10 to 18-gear transmission options, provided the 379 Peterbilt with more than enough power to haul the heaviest loads across hilly terrain. 

These world-renowned trucks are also known for their innovative lightweight design and durable aluminum construction, capable of hauling more over longer distances with less fuel. Regardless of engine, the 379 Peterbilt offered greater fuel efficiency than other class 8 trucks at the time due to its. To this day, these powerful trucks provide the reliable durability Peterbilt is known for with efficiency and class. 

Room to Stretch and Then Some

Even before DC-Max extensions were satisfying drivers with those few extra inches, Peterbilt knew what drivers really wanted. The 379 Peterbilt day cab was roomier than older models and featured user-friendly controls and designated storage areas. However, these enhancements only go so far in overall comfort and convenience, which is why DC-Max has specially designed our cab extensions to ensure absolute driver comfort and optimal performance. 

Constructed from lightweight composite panels, DC-Max extensions seamlessly integrate onto the back wall, providing those few extra inches without overloading the frame or adding excessive weight. They are designed to reduce drag, ensuring continued fuel efficiency.

Take Yours to the MAX

There’s a reason the 379 Peterbilt day cab is still one of the most trusted class 8 trucks today. These classics are strong enough for the heaviest loads, durable enough for the most rugged roads, and dependable for the long haul. However, a lot has changed in the past 15+ years. Now is the perfect time to take your Peterbilt day cab to the MAX with DC-Max Extensions. Contact us today to learn more.