6x4 Sleeper Semi Trucks with Cummins Engines For Sale

(833) 801-___ SHOW
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2005 International 9200 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 450HP, 10 Speed Autoshift Amt

$10,000 USD

GOOD TRUCK, RUNS GREAT, 3-PEDAL AUTOMATIC, DIFFERENTIAL LOCK, AIR SEAT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DOUBLE BUNK!,

Condition	Used
Usage	937,511 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Autoshift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	05ISX9379200
MLS Number	14059396
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 300-___ SHOW
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2022 Kenworth T680 Sleeper Semi Truck - 66" Mid Roof Sleeper, Cummins 500HP, Automatic

Contact for price

522698 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 66, Wheels: All Aluminum,...

Condition	Used
Usage	522,698 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	66"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	C-37173
MLS Number	14059003
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Champlain, NY, US
Sold By	Gamache Truck Center

(888) 754-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $59,500 USD

Inspection Report

Condition	Used
Usage	385,791 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 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 2.64 ratio
Stock Number	502630
MLS Number	13632594
Category	Sleeper Semi Trucks
Last Updated	2/2/2026
Location	Joliet, IL, US
Sold By	International Motors, LLC

(888) 754-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $56,750 USD

Inspection Report

Condition	Used
Usage	425,436 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 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 2.64 ratio
Stock Number	502628
MLS Number	13621590
Category	Sleeper Semi Trucks
Last Updated	2/2/2026
Location	Joliet, IL, US
Sold By	International Motors, LLC

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 10 Speed Automatic

$32,500 USD

CLEAN FLEET MAINTAINED, CUMMINS X15 POWER, AUTO TRANS, DOUBLE BUNK ,APU, GREAT TIRES, DOUBLE TANKS, READY TO WORK. FOR MORE TRUCKS PLEASE VISIT OUR SITE

Condition	Used
Usage	530,508 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	7120
MLS Number	13853341
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2019 Peterbilt 389 Sleeper Semi Truck - 62" Mid Roof Sleeper, Cummins 450HP, 10 Speed Smart Advantage Automatic

$74,500 USD

CLEAN 2019 PETERBILT 389! FLEET MAINTAINED, X ENTERPRISE TRUCK, CUMMINS X15 POWRED, EATON SMART ADVANTAGE,10 SPEED AUTO TRANSMISSION, HYDRAPAK/PTO, LEGACY PASSENGER SEAT, VIRGIN BRIDGESTONE...

Condition	Used
Usage	324,522 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	62"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	7040
MLS Number	13693411
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2019 Peterbilt 389 Sleeper Semi Truck - 63" Mid Roof Sleeper, Cummins 450HP, 10 Speed Smart Advantage Automatic

$74,500 USD

CLEAN PETE 389 SLEEPER, FLEET MAINTAINED, X ENTERPRISE TRUCK, CUMMINS X15, 450HP, EATON SMART ADVANTAGE 10 SPEED AUTO TRANSMISSION, VIRGIN RUBBER, 2500W COBRA POWER INVERTER, HYDRAPAK/PTO,...

Condition	Used
Usage	355,250 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	7042
MLS Number	13685207
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2019 Peterbilt 389 Sleeper Semi Truck - 63" Mid Roof Sleeper, Cummins 450HP, 10 Speed Smart Advantage Automatic

$69,500 USD

CLEAN PETE 389 SLEEPER, FLEET MAINTAINED, X ENTERPRISE TRUCK, CUMMINS X15, 450HP, EATON SMART ADVANTAGE 10 SPEED AUTO TRANSMISSION, VIRGIN RUBBER, HYDRAPAK/PTO, AIR LEAF SUSPENSION, DUAL...

Condition	Used
Usage	383,106 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	7043
MLS Number	13685187
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2019 Peterbilt 389 Sleeper Semi Truck - 62" Mid Roof Sleeper, Cummins 450HP, 10 Speed Smart Advantage Automatic

$74,500 USD

CLEAN 2019 PETERBILT 389! FLEET MAINTAINED, X ENTERPRISE TRUCK, CUMMINS X15 POWRED, EATON SMART ADVANTAGE,10 SPEED AUTO TRANSMISSION, HYDRAPAK/PTO, LEGACY PASSENGER SEAT, VIRGIN BRIDGESTONE...

Condition	Used
Usage	339,621 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	62"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	7041
MLS Number	13680046
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 307-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

$62,500 USD

Inspection Report

Condition	Used
Usage	385,614 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 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 2.64 ratio
Stock Number	505314
MLS Number	14053534
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Commerce City, CO, US
Sold By	International Motors, LLC

(844) 985-___ SHOW
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2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic

$75,900 USD

CUMMINS POWERED ULTRALOFT! This Very Nice 2023 Peterbilt 579 still has some remaining warranty on it of 3 years or 400k miles; has a 450hp Cummins Engine with a 12 Speed Automatic...

Condition	Used
Usage	330,490 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	8679916
MLS Number	13576869
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	DeForest, WI, US
Sold By	JX Truck Center

(844) 985-___ SHOW
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2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic

$79,900 USD

Warranty Remaining! This sharp 2023 Ultraloft Peterbilt 579 is Cummins Powered with a 450hp engine and paired with a 12spd Automatic Transmission. External Sunvisor; all aluminum wheels;...

Condition	Used
Usage	283,019 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8679789
MLS Number	13458832
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

(833) 300-___ SHOW
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2022 Western Star 49X Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 605HP, 18 Speed Manual

Contact for price

Transmission model: RTLO-20918B, ESPAR, BEACONS LIGHT, FRIDGE, WET KIT, Inverter model: EATON 1800 WATT,

Condition	Used
Usage	9,687 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	Newair
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37019
MLS Number	14051914
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 939-___ SHOW
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2006 Kenworth T800 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 470HP, 13 Speed Manual

$34,500 USD

Engine was Rebuilt in 2024, Brand New Pinnacle Driver's Seat, Bunk Heater, EATON 13 Speed Transmission, APU Needs Some Work

Condition	Used
Usage	40,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	1296-YB
MLS Number	14004702
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Hartford, CT, US
Sold By	Mideast Equipment Supply

(844) 624-___ SHOW
NUMBERCall Seller

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 400HP, 12 Speed Automatic

$34,950 USD

For Sale: 2020 International LT Sleeper Equipped with a 400hp Cummins X15, 12-Speed Automatic Transmission, 72” Raised Roof Double Bunk Sleeper, Dual Sleeper Windows, Hood Mirrors, Full...

Condition	Used
Usage	476,010 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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
Rear End	40,000 lb 3.08 ratio
Stock Number	CO10785
MLS Number	13852500
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 478-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$55,495 USD

2020 Kenworth T680 – Teal, Automatic, and Super Clean Just in! This 2020 Kenworth T680 is a great starter truck or fleet addition — powered by a Cummins ISX 450HP paired with a 12-speed...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX450
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	14927C
MLS Number	13852473
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(707) 849-___ SHOW
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2009 Peterbilt 389 Sleeper Semi Truck - Raised Roof Sleeper, Cummins, 18 Speed Manual

$53,000 USD

2009 Peterbilt 389 Long Nose 1,844,510 18 speed CUMMINS ISX 2021 In Frame Rebuild Auxiliary power unit sleeper AC and Heat Truck is road ready Call Charlie Kain for details and to arrange...

Condition	Used
Usage	1,844,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
MLS Number	14049611
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Oakland, CA, US
Sold By	Personal Asset Brokerage

(833) 801-___ SHOW
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2006 Volvo VNL64T670 Sleeper Semi Truck - 67" Raised Roof Sleeper, Cummins 400HP, 10 Speed Manual

$9,000 USD

VERY GOOD TRUCK, WELL MAINTAINED, AIR SEATS, DOUBLE BUNK, GOOD TIRES, POWER RIGHT WINDOW, POWER MIRRORS, HEATED MIRRORS, RUNS AND DRIVES EXCELLENT! *PRE-EMISSIONS/ VERY GOOD OLDER TRUCK!,

Condition	Used
Usage	1,535,972 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	67"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	06ISX153670
MLS Number	14049584
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 773-___ SHOW
NUMBERCall Seller

2022 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$45,750 USD

Inspection Report

Condition	Used
Usage	547,166 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	505255
MLS Number	14049332
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Philadelphia, PA, US
Sold By	International Motors, LLC

(844) 307-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

$58,250 USD

APU, PM, DOT, Available Warranty.

Inspection Report

Condition	Used
Usage	473,240 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 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 2.64 ratio
Stock Number	505308
MLS Number	14049330
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	La Vergne, TN, US
Sold By	International Motors, LLC

(844) 624-___ SHOW
NUMBERCall Seller

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 400HP, 12 Speed Automatic

$34,950 USD

For Sale: 2020 International LT Sleeper Equipped with a 400hp Cummins X15, 12-Speed Automatic Transmission, 72” Raised Roof Double Bunk Sleeper, Dual Sleeper Windows, Hood Mirrors, Full...

Condition	Used
Usage	476,010 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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
Rear End	40,000 lb 3.08 ratio
Stock Number	CO10785
MLS Number	13852501
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(833) 801-___ SHOW
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2010 Kenworth T660 Sleeper Semi Truck - 72" Flat Top Sleeper, Cummins 450HP, 10 Speed Manual

$9,000 USD

NICE TRUCK, HEADACHE RACK AND TOOLBOX, LED LIGHTS, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL! *ENGINE NEEDS REBUILT, HEAD...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	10ISXFLATT6
MLS Number	14045703
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 940-___ SHOW
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2020 International LoneStar Sleeper Semi Truck - Flat Top Sleeper, Cummins 605HP, 18 Speed Manual

$69,999 USD

CUMMINS X15 605 HP - 18 SPD MANUAL - FLAT TOP - 302,859 MILES - DUAL ALUMINUM TANKS - AIR RIDE - SINGLE BUNK,

Condition	Used
Usage	302,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	605
MLS Number	13630297
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(866) 740-___ SHOW
NUMBERCall Seller

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic

$79,900 USD

BEAUTIFUL 2025 Western Star with Remaining OEM Warranty! Thermo King APU Installed! Powered by a Strong DD15 505hp Engine and paired with a smooth shifting DT12 Automatic Transmission;...

Condition	Used
Usage	214,501 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	8679915
MLS Number	13566359
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Wyoming, MI, US
Sold By	JX Truck Center