2018 Peterbilt 389 Sleeper for Sale in Denver
If you are searching for a 2018 Peterbilt 389 Denver, this owner-operator truck delivers classic long-hood styling, strong Cummins power, and premium highway features. This 2018 Peterbilt 389 (Stock #CO11274) is located in Commerce City, Colorado and is ready to go to work.
With 434,052 verified miles, this Peterbilt 389 remains a strong option for owner-operators and heavy-haul applications. In addition, the truck includes premium chrome accessories, a comfortable sleeper setup, and a powerful Cummins drivetrain.
Cummins X15 Engine and 18-Speed Transmission
This Peterbilt is powered by a 500 HP Cummins X15 Efficiency Series diesel engine paired with an 18-speed Endurant automatic transmission. As a result, drivers benefit from strong pulling power, smooth shifting, and dependable highway performance.
Performance highlights include:
• Cummins X15 Efficiency Series diesel engine — 500 HP
• Endurant 18-speed automatic transmission
• 2.91 rear axle ratio
• Differential lock
• 6×4 tandem axle configuration
• Air Trac suspension
• 57,200 lb GVWR
• Front disc / rear drum brakes
• 244-inch wheelbase
Because of this drivetrain setup, the truck performs well in heavy haul, long-haul freight, and owner-operator applications.
Premium Owner-Operator Features
The Peterbilt 389 continues to stand out with its aggressive styling and premium highway setup. Unlike standard fleet trucks, this truck offers the classic owner-operator appearance many drivers prefer.
Exterior and equipment highlights include:
• HERD cattle guard
• Dual exhaust stacks
• Dual breathers
• Polished aluminum fuel tanks
• All aluminum wheels
• Headache rack with toolbox
• Air slide 5th wheel
• Good tread rubber
Furthermore, the Peterbilt 389 platform remains one of the most recognizable trucks on the road today.
58-Inch Flat Top Sleeper and Interior Comfort
Inside, this truck features a 58-inch flat top sleeper designed for long-haul comfort and practicality.
Interior and sleeper features include:
• Leather seats
• Refrigerator
• Sleeper cabinets
• Espar bunk heater
• Full gauge package
• Woodgrain trim
• Metal interior accents
• Custom interior setup
• Shore power connection
• Excellent working A/C
In addition, the comfortable cab layout helps reduce driver fatigue during long trips.
Heavy-Duty Equipment and Highway Features
This Peterbilt 389 includes several heavy-duty features designed for demanding trucking operations.
Additional highlights include:
• Full lockers
• Battery disconnect
• 292-gallon fuel capacity
• Engine brake
• Sliding 5th wheel
• 90% tire tread remaining
As a result, this truck is ready for over-the-road hauling and owner-operator use.
Financing and Additional Inventory
Financing programs and extended service contracts are available for qualified buyers.
Explore financing options here:
https://sherifftrucksales.com/financing/
Browse more Peterbilt trucks:
https://sherifftrucksales.com/product-category/peterbilt-trucks/
View all available inventory:
https://sherifftrucksales.com/
Call or text Randy: 720-287-8632
































