New Heavy Duty 6x4 Sleeper Semi Trucks For Sale in United States

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1-25 of 157 results
1-25 of 157 results
Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit
7 0

2026 Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit

Recently Updated
Call for price
7 Miles, Engine: DETROIT DD16, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Flat Top Sleeper, Tandem Rear Axles
ConditionNew
Usage7 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDetroit DD16
Drivetrain6x4
Sleeper TypeFlat Top Sleeper
Rear AxleTandem Axle
Stock NumberWS5020
MLS Number13459137
CategorySleeper Semi Trucks
Last Updated5/9/2025
Location
Bangor, ME, US
Sold By

Freightliner of Maine

Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Amt
5 0

2025 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Amt

Recently Updated
$209,950 USD
New Kenworth T680 Raised-roof Sleeper for sale. Features: 245-gallon Fuel Capacity, Espar Bunk Heater, Adjustable/telescopic Steering Column, Heated Air Ride Driver's Seat,...
ConditionNew
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAG 400L
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number173355
MLS Number13135359
CategorySleeper Semi Trucks
Last Updated5/10/2025
Location
Swedesboro, NJ, US
Sold By

Coopersburg & Liberty Kenworth

Peterbilt 579 Sleeper Semi Truck - 44" Flat Top Sleeper, Cummins 450HP
14 0

2025 Peterbilt 579 Sleeper Semi Truck - 44" Flat Top Sleeper, Cummins 450HP

Recently Updated
$164,248 USD
Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Flat Top Sleeper, Sleeper Size: 44, Tires: 11R22.5, Wheels: Aluminum, Wheel Base: 220, Tandem Rear Axles, Front Axle...
ConditionNew
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Sleeper TypeFlat Top Sleeper
Sleeper Size44"
Rear AxleTandem Axle
Rear End40,000 lb 3.55 ratio
Stock Number2134953
MLS Number13113116
CategorySleeper Semi Trucks
Last Updated5/9/2025
Location
Clare, MI, US
Sold By

JX Truck Center

International HX Sleeper Semi Truck - 56" Flat Top Sleeper, Cummins 605HP
15 0

2025 International HX Sleeper Semi Truck - 56" Flat Top Sleeper, Cummins 605HP

$205,900 USD
2970 Miles, Engine: CUMMINS, 605 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Flat Top Sleeper, Sleeper Size: 56, Wheel Base: 262, Tandem Rear Axles, Front Axle Weight: 16000 lb, Rear...
ConditionNew
Usage2,970 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power605 HP
Drivetrain6x4
Transmission18 Speed
Sleeper TypeFlat Top Sleeper
Sleeper Size56"
Rear AxleTandem Axle
Rear End46,000 lb 4.30 ratio
Stock Number347899
MLS Number13557000
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Fort Kent, ME, US
Sold By

Allegiance Trucks

International HX Sleeper Semi Truck - 56" Flat Top Sleeper, Cummins 565HP
6 0

2026 International HX Sleeper Semi Truck - 56" Flat Top Sleeper, Cummins 565HP

Call for price
2414 Miles, Engine: CUMMINS, 565 HP, Fuel Type: Diesel, Drive: 6x4, Hendrickson PRIMAAX Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 56, Wheel Base: 250, Tandem Rear Axles,...
ConditionNew
Usage2,414 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power565 HP
Drivetrain6x4
Transmission18 Speed
Sleeper TypeFlat Top Sleeper
Sleeper Size56"
SuspensionHendrickson PRIMAAX
Rear AxleTandem Axle
Rear End46,000 lb 3.73 ratio
Stock Number348587
MLS Number13556946
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Bangor, ME, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP
13 0

2025 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP

$174,900 USD
2540 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 73, Wheel Base: 236, Tandem Rear Axles, Front Axle...
ConditionNew
Usage2,540 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock Number331920
MLS Number13556797
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Fort Kent, ME, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2157 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,157 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347745
MLS Number13409627
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2300 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,300 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347777
MLS Number13409624
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2138 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,138 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347775
MLS Number13409622
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
1 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$162,900 USD
2355 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,355 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number346593
MLS Number13409621
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2107 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,107 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347776
MLS Number13409620
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2115 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,115 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347726
MLS Number13409617
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2146 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,146 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347827
MLS Number13409615
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2145 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,145 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347727
MLS Number13409612
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2103 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,103 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347725
MLS Number13409609
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2120 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,120 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347826
MLS Number13409606
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 450HP
1 0

2025 International LT Sleeper Semi Truck - 450HP

$162,900 USD
2157 Miles, Engine: INTERNATIONAL, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,157 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number347724
MLS Number13409605
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
1 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$162,900 USD
2105 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,105 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number346594
MLS Number13409596
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
1 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$162,900 USD
2150 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,150 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number346599
MLS Number13409594
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
1 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$162,900 USD
2124 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,124 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Rear End2.64 ratio
Stock Number346582
MLS Number13409590
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
12 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$162,900 USD
2121 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 238
ConditionNew
Usage2,121 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number346592
MLS Number13406877
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - Cummins 450HP
11 0

2025 International LT Sleeper Semi Truck - Cummins 450HP

$155,900 USD
2148 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 175
ConditionNew
Usage2,148 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Stock Number346597
MLS Number13406842
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Brooklyn, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 73" Mid Roof Sleeper, A26 450HP, 12 Speed Endurant Amt
9 0

2023 International LT Sleeper Semi Truck - 73" Mid Roof Sleeper, A26 450HP, 12 Speed Endurant Amt

Call for price
ORDER NOW FOR 2023 CALENDAR YEAR, CALL NEW TRUCK SALES FOR DETAILS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! NEW LT
ConditionNew
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number550432
MLS Number12298511
CategorySleeper Semi Trucks
Last Updated5/3/2025
Location
Liverpool, NY, US
Sold By

Allegiance Trucks

International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP
13 0

2025 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP

$174,900 USD
1966 Miles, Engine: CUMMINS, 450 HP, Fuel Type: Diesel, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 73, Wheel Base: 236, Tandem Rear Axles, Front Axle...
ConditionNew
Usage1,966 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Drivetrain6x4
Transmission12 Speed
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock Number331919
MLS Number13461476
CategorySleeper Semi Trucks
Last Updated5/1/2025
Location
Fort Kent, ME, US
Sold By

Allegiance Trucks

Peterbilt 589 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 525HP
36 0

2025 Peterbilt 589 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 525HP

$207,385 USD
Engine: CUMMINS X15, 525 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Tires: 11R22.5, Wheels: Aluminum, Wheel Base: 272, Tandem Rear Axles, Front...
ConditionNew
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power525 HP
Engine ModelCummins X15
Drivetrain6x4
Sleeper TypeRaised Roof Sleeper
Sleeper Size80"
Rear AxleTandem Axle
Rear End40,000 lb 3.36 ratio
Stock Number2137568
MLS Number13127055
CategorySleeper Semi Trucks
Last Updated5/1/2025
Location
Pewaukee, WI, US
Sold By

JX Truck Center

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