6x4 Sleeper Semi Trucks with Cummins Engines For Sale

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22 0

2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$75,495 USD

SOUTHERN TRUCK, CUMMINS POWER, FRIDGE, INVERTER, BUNK HEATER, DISC BRAKES, 76" BUNK, DIGITAL DASH, COLLISION MITIGATION, DUAL STACKS. CALL FOR MORE INFO,

Condition	Used
Usage	416,389 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	14852
MLS Number	13763033
Category	Sleeper Semi Trucks
Last Updated	10/15/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 478-___ SHOW
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15 0

2022 Kenworth T880 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$85,495 USD

SOUTHERN TRUCK, CUMMINS POWER, FRIDGE, INVERTER, BUNK HEATER, DISC BRAKES, 76" BUNK, DIGITAL DASH, COLLISION MITIGATION, DUAL STACKS. CALL FOR MORE INFO,

Condition	Used
Usage	327,878 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	14851
MLS Number	13763032
Category	Sleeper Semi Trucks
Last Updated	10/15/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(855) 807-___ SHOW
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51 0

2021 Peterbilt 389 Sleeper Semi Truck - 63" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

$139,500 USD

SUPER CLEAN! LOW MILEAGE!! 2021 Peterbilt 389 FLAT TOP. CUMMINS POWER X15 565HP, 18 SPEED MANUAL TRANSMISSION, PTO, DUAL LINE WET KIT WITH DUMP SWITCH, DUAL EXHAUST, DUAL BREATHERS, 279...

Condition	Used
Usage	227,156 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	63"
Suspension	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7115
MLS Number	13822944
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 900-___ SHOW
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33 1

2020 International LT Sleeper Semi Truck - 70" Raised Roof Sleeper, Cummins 400HP, 10 Speed Automatic

$47,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 10 SPEED AUTOMATIC!!! DEF, ENGINE BRAKE, MINI FRIDGE, SLEEPER WINDOW, PDL LOCK, OFF ROAD, 5TH WHEEL SLIDE Se Habla Español! NO...

Condition	Used
Usage	410,499 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	B03675- DELIVERY 2 U
MLS Number	13672540
Category	Sleeper Semi Trucks
Last Updated	10/10/2025
Location	Bakersfield, CA, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
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28 1

2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

Price Drop

$44,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, OFF ROAD, AIR RIDE, PDL LOCK, Se...

Condition	Used
Usage	491,193 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	N15043-DELIVERY 2 U
MLS Number	13635748
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

30 4

2021 International LoneStar Sleeper Semi Truck - 73" Mid Roof Sleeper, Cummins 505HP, 13 Speed Freedom Line Manual

Price Drop

$67,950 USD

For Sale: 2021 International Lonestar – Cummins X15 Power! Get ready to turn heads and haul in style with this 2021 International Lonestar! This beast is powered by a 500 HP Cummins X15...

Condition	Used
Usage	14,977 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Freedom Line Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	MO10333
MLS Number	13581491
Category	Sleeper Semi Trucks
Last Updated	10/14/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(855) 717-___ SHOW
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44 1

2021 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$42,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12SPD!!! DEF, DIESEL, VIRGIN TIRES, FULL FAIRINGS, ENGINE BRAKES, 450HP!!! Se Habla Español! NO CREDIT? BAD CREDIT?...

Condition	Used
Usage	521,809 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	N14789-DELIVERY 2 U
MLS Number	13327358
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
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42 1

2019 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$39,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!! SLIDING 5TH WHEEL, TRAILER BRAKE, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT?...

Condition	Used
Usage	471,588 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	N14674-DELIVERY 2 U
MLS Number	13224950
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(866) 543-___ SHOW
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34 0

2023 Peterbilt 579 Sleeper Semi Truck

$117,995 USD

Location:Charlotte - Jayma Qualified, Condition:Used, Serial Number / VIN:1XPBD49X1PD816852, Stock Number:816852, Mileage:201135 mile, Horsepower:450 horsepower, Engine...

Warranty

Condition	Used
Usage	201,135 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	12 Speed Autoshift Automated
Rear Axle	Tandem Axle
Rear End	2.62 ratio
Stock Number	816852
MLS Number	13254581
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Monroe,
Sold By	Jayma Qualified, LLC

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15 0

2023 Peterbilt 579 Sleeper Semi Truck

$121,950 USD

Location:Charlotte - Jayma Qualified, Condition:Used, Serial Number / VIN:1XPBD49X8PD816735, Stock Number:816735, Mileage:154346 mile, Horsepower:450 horsepower, Engine...

Condition	Used
Usage	154,346 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	12 Speed Autoshift Automated
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Stock Number	816735
MLS Number	13254878
Category	Sleeper Semi Trucks
Last Updated	10/9/2025
Location	Charlotte, NC, US
Sold By	Jayma Qualified, LLC

(844) 900-___ SHOW
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57 1

2021 Kenworth T680 Sleeper Semi Truck - 74" Raised Roof Sleeper, Cummins 400HP, Automatic

$46,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!, ENGINE BRAKE, SLIDING 5TH WHEEL LIQUID DEF, AIR RIDE, NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A...

Condition	Used
Usage	572,533 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	74"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	L01503-DELIVERY 2 U
MLS Number	13779547
Category	Sleeper Semi Trucks
Last Updated	10/14/2025
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

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46 0

2019 Peterbilt 389 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

$84,500 USD

CLEAN 2019 PETERBILT 389. DUAL BREATHERS, DUAL EXHAUST, CUMMINS X15, 565HP, 18 SPEED TRANSMISSON, VIRGIN RUBBER, NAVIGATION, POWER INVERTER, FRIDGE! READY TO WORK!,

Condition	Used
Usage	646,393 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7107
MLS Number	13873787
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(833) 300-___ SHOW
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41 1

2018 Kenworth T800 Sleeper Semi Truck - 64" Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

Contact for price

BEACONS LIGHT, FRIDGE, TUNDRA M2000,

Condition	Used
Usage	13,306 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15E
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	64"
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-36807
MLS Number	13872513
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 918-___ SHOW
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12 0

2021 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, Automatic

$43,000 USD

568023 Miles, Engine: CUMMINS, 400 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Tandem Rear Axles

Condition	Used
Usage	568,023 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	441
MLS Number	13848920
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Central Point, OR, US
Sold By	Combined Transport

23 1

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$49,950 USD

For Sale: 2021 International Sleeper Truck – Cummins Power, Fully Loaded Dominate the Road in Comfort: The 2021 International with Cummins X15 Power!, Ready to elevate your trucking...

Condition	Used
Usage	481,324 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10759
MLS Number	13825426
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

23 1

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$49,950 USD

For Sale: 2021 International Sleeper Truck – Cummins Power, Fully Loaded Dominate the Road in Comfort: The 2021 International with Cummins X15 Power!, Ready to elevate your trucking...

Condition	Used
Usage	481,324 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10759
MLS Number	13825423
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

27 1

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic

$49,950 USD

For Sale: 2021 International Sleeper Truck – Cummins Power, Fully Loaded Dominate the Road in Comfort: The 2021 International with Cummins X15 Power!, Ready to elevate your trucking...

Condition	Used
Usage	485,274 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO10758
MLS Number	13825422
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$55,750 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	426,531 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.85 ratio
Stock Number	503116
MLS Number	13800570
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Shreveport, LA, US
Sold By	International Motors, LLC

33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$54,250 USD

Worry-Free Program AVAILABLE � 1 OR 2-Year Factory-Backed Engine Aftertreatment Warranty + Extended Vehicle Coverage Preventive Maintenance Service AVAILABLE. $0 Deductible. No Claim...

Inspection Report

Condition	Used
Usage	452,674 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.85 ratio
Stock Number	503118
MLS Number	13670983
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Shreveport, LA, US
Sold By	International Motors, LLC

33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$57,250 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	412,665 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.85 ratio
Stock Number	502876
MLS Number	13800569
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Shreveport, LA, US
Sold By	International Motors, LLC

33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$49,250 USD

**NEW PRICE REDUCTION**60-Day Truck Protect Promise 1-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE with qualifying purchase. $0 Deductible. No Claim Maximum. Backed by...

Inspection Report

Condition	Used
Usage	478,640 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	492274
MLS Number	12608944
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Shreveport, LA, US
Sold By	International Motors, LLC

33 0

2020 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$45,250 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	520,676 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.85 ratio
Stock Number	502202
MLS Number	13699587
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Shreveport, LA, US
Sold By	International Motors, LLC

30 3

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Amt

$54,950 USD

For Sale: 2021 Kenworth T680 Sleeper - Multiple Matching Units Available Equipped with a 450hp Cummins X15, paired with a 12-Speed Automatic Transmission, 76" Raised Roof Double Bunk Sleeper...

Condition	Used
Usage	479,664 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Smart Advantage Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	MO10670
MLS Number	13788322
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

30 3

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Amt

$54,950 USD

For Sale: 2021 Kenworth T680 Sleeper - Multiple Matching Units Available Equipped with a 450hp Cummins X15, paired with a 12-Speed Automatic Transmission, 76" Raised Roof Double Bunk Sleeper...

Condition	Used
Usage	479,664 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Smart Advantage Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	MO10670
MLS Number	13786786
Category	Sleeper Semi Trucks
Last Updated	10/8/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks