Used 6x4 Sleeper Semi Trucks For Sale in United States

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2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Newly Listed

$89,700 USD

Condition	Used
Usage	354,816 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15TCO 50 STATE
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	32238
MLS Number	14235989
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Wilmer, TX, US
Sold By	Schneider

(866) 530-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$69,995 USD

WALMART TRUCK! LOADED! 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 401,359 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION...

Condition	Used
Usage	401,359 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	8203
MLS Number	13879849
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(844) 216-___ SHOW
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2015 Kenworth T680 Sleeper Semi Truck - Cummins, 10 Speed Ultrashift Automatic

Recently Updated

$24,500 USD

730,336 Miles, MX-13 Paccar, 455 HP, Ultrashift Auto, New Batteries, APU – Not Verified It Works, Paint Touch-Up Will Be Done, Aluminum Wheels, Double Bunk Sleeper, Power...

Condition	Used
Usage	730,336 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Ultrashift Automatic
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	448299
MLS Number	13531244
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(866) 530-___ SHOW
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2024 Kenworth T680 Sleeper Semi Truck - Paccar, Automatic

Recently Updated

$69,995 USD

2024 KENWORTH T680 NEXTGEN, PACCAR MX-13, 455HP, 12 SPEED AUTOMATIC TRANSMISSION, 355,300 MILES, FLEET MAINTAINED, ORIGINAL TIRES, READY TO WORK MULTIPLE UNITS AVAILABLE...

Condition	Used
Usage	355,300 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	0933
MLS Number	14142911
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(855) 647-___ SHOW
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2023 Mack Anthem Sleeper Semi Truck FREE WARRANTY INCLUDED! Road Ready!

Price Drop $50,999 USD

Warranty

Condition	Used
Usage	386,704 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	445 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Sleeper Type	Hi Rise Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.47 ratio
Stock Number	271161
MLS Number	14080559
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Bolingbrook, IL, US
Sold By	Arrow Truck Sales - Chicago, IL

(844) 912-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$44,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** SLIDING 5TH WHEEL, LIQUID DEF, DETROIT ENGINE, AC!!!!!!! Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A...

Condition	Used
Usage	653,808 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	H02427
MLS Number	13900404
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

(844) 956-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP

Newly Listed

$40,700 USD

540423 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheels: Aluminum, Tandem Rear Axles

Condition	Used
Usage	540,423 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
Stock Number	C5372
MLS Number	14234452
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment

(844) 912-___ SHOW
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2021 International LT Sleeper Semi Truck - 70" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Newly Listed

$46,900 USD

X SWIFT TRUCK, Strong and reliable 2021 International LT powered by a dependable Cummins diesel engine and smooth automatic transmission. This truck delivers excellent fuel economy, driver...

Condition	Used
Usage	499,238 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	H02527 DELIVERY 2 U
MLS Number	14234444
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
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2021 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Newly Listed

$47,900 USD

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

Condition	Used
Usage	430,509 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	L01724-DELIVERY 2 U
MLS Number	14234438
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(833) 637-___ SHOW
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2007 Peterbilt 379EXHD Sleeper Semi Truck - 40" Raised Roof Sleeper, Cummins 475HP, 13 Speed Manual

Newly Listed

$59,900 USD

2007 Peterbilt 379 with 40 inch sleeper, ISX 475 hp, 13 speed trans, 1.2 mil miles, recent overhaul, 52000 GVW, 3.55 ratio, 266 wb, flex air susp, new paint,

Condition	Used
Usage	11,184 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	40"
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
MLS Number	14234408
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

2022 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, Automatic

Newly Listed

$72,900 USD

409122 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 80, Wheel Base: 275,...

Condition	Used
Usage	409,122 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680357
MLS Number	14234386
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Clare, MI, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, Automatic

Newly Listed

$62,900 USD

429252 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 80, Wheel Base: 260,...

Condition	Used
Usage	429,252 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680358
MLS Number	14234385
Category	Sleeper Semi Trucks
Last Updated	3/11/2026
Location	Clare, MI, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, Automatic

Newly Listed

$74,900 USD

268747 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 80, Wheel Base: 260, Tandem Rear Axles, Front...

Condition	Used
Usage	268,747 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680374
MLS Number	14234383
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Rockford, IL, US
Sold By	JX Truck Center

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2022 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Recently Updated

$58,700 USD

Condition	Used
Usage	441,918 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15GHG21
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	52944
MLS Number	14166857
Category	Sleeper Semi Trucks
Last Updated	3/13/2026
Location	Wilmer, TX, US
Sold By	Schneider

2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, Automatic

Newly Listed

$55,900 USD

Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Wheel Base: 234, Tandem Rear...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
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	8680312
MLS Number	14234304
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Wadsworth, IL, US
Sold By	JX Truck Center

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2021 Volvo VNL64T860 Sleeper Semi Truck - Raised Roof Sleeper, D13 425HP, 12 Speed I Shift Amt

Newly Listed

$53,900 USD

2021 Volvo VNL64T680 Double Bunk Condo Sleeper Specs:, -Mileage: 500,741, -Engine: Volvo D13, -Automated: Transmission: Volvo I Shift, -Suspension: Air-Ride, -Wheels: Aluminum, -Tires; Super...

Condition	Used
Usage	500,741 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	TNF113072 Web
MLS Number	14234260
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Greer, SC, US
Sold By	Nationwide Haul

(855) 981-___ SHOW
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2021 Volvo VNL64T860 Sleeper Semi Truck - Raised Roof Sleeper, D13 425HP, 12 Speed I Shift Amt

Newly Listed

$53,900 USD

2021 Volvo VNL64T680 Double Bunk Condo Sleeper Specs:, -Mileage: 500,741, -Engine: Volvo D13, -Automated: Transmission: Volvo I Shift, -Suspension: Air-Ride, -Wheels: Aluminum, -Tires; Super...

Condition	Used
Usage	500,741 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	TNF113072 Web
MLS Number	14234259
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Greer, SC, US
Sold By	Nationwide Haul

(855) 981-___ SHOW
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2021 Volvo VNL64T860 Sleeper Semi Truck - Raised Roof Sleeper, D13 425HP, 12 Speed I Shift Amt

Newly Listed

$53,900 USD

2021 Volvo VNL64T680 Double Bunk Condo Sleeper Specs:, -Mileage: 500,741, -Engine: Volvo D13, -Automated: Transmission: Volvo I Shift, -Suspension: Air-Ride, -Wheels: Aluminum, -Tires; Super...

Condition	Used
Usage	500,741 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	TNF113072
MLS Number	14234258
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	Greer, SC, US
Sold By	Nationwide Haul

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$52,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	309,538 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7215
MLS Number	14234096
Category	Sleeper Semi Trucks
Last Updated	3/15/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$52,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	340,000 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7213
MLS Number	14234095
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$42,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	466,000 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7212
MLS Number	14234094
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$42,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	484,000 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7211
MLS Number	14234092
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$47,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	396,747 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7210
MLS Number	14234091
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$47,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, READY TO WORK!...

Condition	Used
Usage	398,795 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7208
MLS Number	14234090
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd