Used 6x4 Sleeper Semi Trucks For Sale in United States

(855) 725-___ SHOW
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2021 International LT Sleeper Semi Truck - Cummins, Automatic

$55,000 USD

353645 Miles, Engine: CUMMINS, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Tandem Rear Axles

Quantity	5
Condition	Used
Usage	353,645 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Drivetrain	6x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	14440149
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

(833) 801-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$25,000 USD

VERY NICE TRUCK, RUNS EXCELLENT, power windows, power mirrors, heated mirrors, differential lock, double bunk, dump valve, sliding 5th wheel! WELL MAINTAINED TRUCK!,

Condition	Used
Usage	601,373 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant 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	20MX601T680
MLS Number	14440117
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 940-___ SHOW
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2005 Peterbilt 379 Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

$84,999 USD

BRAND NEW PLATINUM OVERHAUL 4 YEAR UNLIMITED WARRANTY. ZERO MILES ON THE OVERHAUL,

Condition	Used
Usage	1,100,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Rear Axle	Tandem Axle
Stock Number	RED05
MLS Number	14440091
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$57,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3629
MLS Number	14439951
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(833) 538-___ SHOW
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2023 Peterbilt 389 Sleeper Semi Truck - 78" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

$112,900 USD

506303 Miles, 13261 Hours, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 78,...

Condition	Used
Usage	13,261 Hours
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	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	4058
MLS Number	14418238
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(833) 801-___ SHOW
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2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$23,000 USD

VERY NICE TRUCK, RUNS EXCELLENT, power windows, power mirrors, heated mirrors, differential lock, double bunk, dump valve, sliding 5th wheel! WELL MAINTAINED TRUCK!,

Condition	Used
Usage	624,901 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant 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	19MX624T680
MLS Number	14400715
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(866) 579-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

$47,950 USD

FOR SALE — 2021 KENWORTH T680, Stock #CO11447 | ONLY $49,950 Late-model aerodynamic sleeper. Fuel-efficient PACCAR power. Driver-focused comfort. All at a price point that’s getting harder...

Condition	Used
Usage	486,449 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	CO11447
MLS Number	14386203
Category	Sleeper Semi Trucks
Last Updated	7/4/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 624-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

$47,950 USD

FOR SALE — 2021 KENWORTH T680, Stock #CO11447 | ONLY $49,950 Late-model aerodynamic sleeper. Fuel-efficient PACCAR power. Driver-focused comfort. All at a price point that’s getting harder...

Condition	Used
Usage	486,449 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11447
MLS Number	14386202
Category	Sleeper Semi Trucks
Last Updated	6/21/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 538-___ SHOW
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2023 Peterbilt 389 Sleeper Semi Truck - 78" Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

$134,900 USD

257832 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 78, Tires: 22.5 low...

Condition	Used
Usage	257,832 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	4110
MLS Number	14375155
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(833) 538-___ SHOW
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2023 Peterbilt 389 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

$129,900 USD

319725 Miles, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Tires: 22.5 low pro, Wheels: All...

Condition	Used
Usage	319,725 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	4088
MLS Number	14373306
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

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

$48,950 USD

Cummins Engine, N.A.P., Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every...

Condition	Used
Usage	446,279 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant 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	3602
MLS Number	14358487
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

$99,900 USD

WARRANTY COVERAGES: ENGINE MAJOR COMPONENTS PARTS ONLY 5Y/500K ML, EXTENDED DETROIT EW4 ENGINE COVERAGE 4Y/500K ML, BASIC TRANSMISSION COVERAGE 5Y/750K ML. IN SERVICE DATE: 9/29/2022, Eng...

Condition	Used
Usage	13,073 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1731
MLS Number	14271500
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(833) 781-___ SHOW
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2020 International LT - 73" Hi Rise Sleeper, International A26, Automatic

$32,500 USD

Condition	Used
Usage	333,244 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Hi Rise Sleeper
Sleeper Size	73"
Stock Number	CC821
MLS Number	14439539
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Carlisle, PA, US
Sold By	Schneider

(833) 781-___ SHOW
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2025 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

$93,700 USD

Condition	Used
Usage	432,048 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	33616
MLS Number	14439536
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Gary, IN, US
Sold By	Schneider

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

$64,900 USD

468006 Miles, 10412 Hours, Engine: DETROIT DD15, 475 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, Overdrive, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof...

Condition	Used
Usage	10,412 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1708
MLS Number	14043809
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$76,900 USD

440691 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, Overdrive, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	440,691 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1687
MLS Number	14043656
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$79,900 USD

Manufacturer’s Engine Warranty: Balance of Detroit Diesel 5 Year/500,000 Mile EW4, and 5 Year/500,000 Mile Major Components (PARTS ONLY). Good until 11/15/2026,

Condition	Used
Usage	410,259 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1686
MLS Number	14043655
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$82,900 USD

Automatic 12spd, Climate Control System, SPECIAL!!! - WAS $95,900 NOW $ 82,900, MUST GO,

Condition	Used
Usage	314,127 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	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	1632
MLS Number	14043561
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

$48,950 USD

Cummins Engine, N.A.P., Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every...

Condition	Used
Usage	446,652 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant 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	3582
MLS Number	14395117
Category	Sleeper Semi Trucks
Last Updated	6/19/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$57,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	484,489 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3617
MLS Number	14387917
Category	Sleeper Semi Trucks
Last Updated	6/18/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$53,950 USD

NextGen KW, Cummins Engine, N.A.P., Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle,...

Condition	Used
Usage	451,086 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant 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	3695
MLS Number	14378826
Category	Sleeper Semi Trucks
Last Updated	6/25/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(844) 909-___ SHOW
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2019 Western Star 5700XE Sleeper Semi Truck - Raised Roof Sleeper, Detroit, Automatic

$22,000 USD

2019 Western Star 5700XE Detroit DD15, Deleted, Automatic , 751,085 Miles, 12,000 Front, 20,000 Rear, 11R22.5 Tires w/ 90%+, 3.42 Gear Ratio, Front Bumper Guard, Super Clean Cabin, CB Radio

Condition	Used
Usage	751,085 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	20,000 lb 3.42 ratio
MLS Number	14356514
Category	Sleeper Semi Trucks
Last Updated	6/25/2026
Location	Paul, ID, US
Sold By	BTR Sales

(844) 985-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

$54,900 USD

Priced to Sell! This 2021 Kenworth T680 is Coming to you with only 450k Miles and a Cummins X15 Engine and a 12 Speed Automatic Transmission; Double Bunk 76in Spacious Sleeper; Rear Bunk...

Condition	Used
Usage	450,496 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	8680402
MLS Number	14287213
Category	Sleeper Semi Trucks
Last Updated	6/18/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center

(844) 985-___ SHOW
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2022 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, Automatic

$72,900 USD

DOUBLE BUNK MIDROOF! This 2022 Peterbilt 567 is Powered by a 455hp MX13 Engine and Paired with a 12 Speed Automatic Transmission; Dual Stacks; Hood Mirrors; Heated Mirrors; a Sliding 5th...

Condition	Used
Usage	405,799 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	8680382
MLS Number	14269003
Category	Sleeper Semi Trucks
Last Updated	6/18/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center