Used 6x4 Sleeper Semi Trucks For Sale in United States

(855) 489-___ SHOW
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2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 13 Speed Manual

Price Drop $62,000 USD

455 Hp, 13 Speed Manual, Price Includes 6 month/50k Mile Premium 2000 Warranty (Engine, Turbo, Injectors, Aftertreatment), 80" sleeper, Rhome, TX,

Condition	Used
Usage	347,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear End	40,000 lb 3.25 ratio
Stock Number	2030
MLS Number	13442669
Category	Sleeper Semi Trucks
Last Updated	3/8/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(877) 750-___ SHOW
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2012 Kenworth T660 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 405HP, 10 Speed Manual

Contact for price

2012 Kenworth T660 Sleeper Semi-1,163,178 Miles, Paccar Engine, 10 Speed transmission, Mid roof sleeper, heat, ac, radio, differential lock, Runs and Drives VIN# 1XKADP8X5CJ311462; (***OHIO...

Condition	Used
Usage	1,163,178 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	405 HP
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	43193
MLS Number	14145978
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Greenville, OH, US
Sold By	Bussey Bros. Auctioneers

2022 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$69,995 USD

MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME BUYERS WELCOME, EXTENDED WARRANTIES AVAILABLE, TRADE INS WELCOME,...

Condition	Used
Usage	425,000 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	0761
MLS Number	14230312
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$69,995 USD

MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME BUYERS WELCOME, EXTENDED WARRANTIES AVAILABLE, TRADE INS WELCOME,...

Condition	Used
Usage	421,000 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	0744
MLS Number	14230311
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$37,995 USD

2019 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 690,559 MILES, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...

Condition	Used
Usage	690,559 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	0253
MLS Number	14230260
Category	Sleeper Semi Trucks
Last Updated	3/13/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Kenworth W990 Sleeper Semi Truck - 75" Mid Roof Sleeper, Cummins 565HP, 18 Speed Amt

$144,950 USD

2023 Kenworth W990 for sale - LOW miles! only 115K, - 565 HP Cummins X15 motor, - 2050 torque 18 speed automatic, - remainder of 5 year 500K warranty, - disc brakes, - matched 24,5...

Condition	Used
Usage	3,457 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	75"
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	3.42 ratio
Stock Number	MO11203
MLS Number	14230229
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(855) 591-___ SHOW
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2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$38,900 USD

2020 International LT625 – 1 Owner, Fleet Maintained International LT!, Clean, well-spec’d LT ready to work! , 450 HP Cummins X15 engine, , 12-speed Eaton Endurant automatic transmission, , ...

Condition	Used
Usage	366,225 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	869268
MLS Number	14230168
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(833) 986-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

$81,900 USD

360534 Miles, Engine: DETROIT DD15, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles

Condition	Used
Usage	360,534 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Rear Axle	Tandem Axle
Stock Number	267831
MLS Number	14230141
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

2022 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

$69,995 USD

2022 KENWORTH T680 NEXTGEN, CUMMINS X15, AUTOMATIC TRANSMISSION, 417,508 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE...

Condition	Used
Usage	417,508 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	5127
MLS Number	14229949
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(833) 986-___ SHOW
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2023 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP

$87,900 USD

EXT DETROIT EW4 CARB COMPLIANT COVERAGE 60 Months 12/27/Miles, Thermoking Tripac APU,

Condition	Used
Usage	231,500 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	268258
MLS Number	14229874
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(833) 986-___ SHOW
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2023 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP

$89,900 USD

EXT DETROIT EW4 CARB COMPLIANT COVERAGE 60 Months 12/27/Miles, Thermoking Tripac APU,

Condition	Used
Usage	212,319 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	268257
MLS Number	14229869
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(855) 910-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$46,950 USD

New Style Cascadia, 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 45K...

Condition	Used
Usage	478,370 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 2.47 ratio
Stock Number	3526
MLS Number	14229571
Category	Sleeper Semi Trucks
Last Updated	3/10/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(855) 591-___ SHOW
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2022 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$52,900 USD

2022 Kenworth T680 Next Gen – 1 Owner, Fleet Maintained Next Gen T680!, This is a very CLEAN and NICE truck—well equipped and ready to work! , 450 HP Cummins X15 engine, , 12-speed Eaton...

Condition	Used
Usage	561,354 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	490833
MLS Number	14229535
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(844) 748-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Contact for price

542097 Miles, 15266 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	15,266 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	LH4050
MLS Number	14229146
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Caledonia, WI, US
Sold By	TFS Recovery, Inc.

2022 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP, 12 Speed Autoshift Automatic

$54,950 USD

AVAILABLE FOR SALE WELL MAINTAINED 2022 FREIGHTLINER CASCADIA 116 SMALL SLEEPER SEMI TRUCK FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED PRIOR TO DELIVERY. With ONLY 370,149 miles and...

Condition	Used
Usage	9,794 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Autoshift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	MO11195
MLS Number	14172294
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2022 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP, 12 Speed Autoshift Automatic

$54,950 USD

AVAILABLE FOR SALE WELL MAINTAINED 2022 FREIGHTLINER CASCADIA 116 SMALL SLEEPER SEMI TRUCK FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED PRIOR TO DELIVERY. With ONLY 370,149 miles and...

Condition	Used
Usage	9,794 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Autoshift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	MO11195
MLS Number	14172286
Category	Sleeper Semi Trucks
Last Updated	3/12/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2022 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP, 12 Speed Autoshift Automatic

$54,950 USD

AVAILABLE FOR SALE WELL MAINTAINED 2022 FREIGHTLINER CASCADIA 116 SMALL SLEEPER SEMI TRUCK FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED PRIOR TO DELIVERY. With ONLY 380,567 miles and...

Condition	Used
Usage	9,704 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Autoshift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	MO11196
MLS Number	14172235
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2022 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP, 12 Speed Autoshift Automatic

$54,950 USD

AVAILABLE FOR SALE WELL MAINTAINED 2022 FREIGHTLINER CASCADIA 116 SMALL SLEEPER SEMI TRUCK FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED PRIOR TO DELIVERY. With ONLY 380,567 miles and...

Condition	Used
Usage	9,704 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Autoshift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	MO11196
MLS Number	14172208
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(833) 478-___ SHOW
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2022 Kenworth W900L Sleeper Semi Truck - 86" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

Contact for price

2022 KENWORTH W900L Cummins X15 6 Cylinder 15 L Diesel 565 hp Engine, 135 gal Left Fuel Tank 150 gal Right Fuel Tank, Dual Air Seats, Power Locks, VIT interior, Sleeper Cab, Air Conditioner,...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	86"
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7203
MLS Number	14167435
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 801-___ SHOW
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2023 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$30,000 USD

NICE TRUCK, RUNS EXCELLENT, FLEET MAINTAINED, AIR SEATS, POWER WINDOWS, POWER MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH, DOUBLE BUNK!,

Condition	Used
Usage	599,625 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	75"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	23X15599LT
MLS Number	14167413
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 910-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$64,950 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	480,232 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	3775
MLS Number	14164712
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2022 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 500HP, 12 Speed Amt

$52,950 USD

Built for fuel efficient, long haul, money making optimized operation and driver comfort. Powered by a strong 500HP Cummins X15 and paired with an automated transmission, this truck...

Condition	Used
Usage	530,409 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
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	CO11173
MLS Number	14161898
Category	Sleeper Semi Trucks
Last Updated	3/14/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(855) 807-___ SHOW
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2019 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 10 Speed Automatic

$34,500 USD

FLEET MAINTAINED 2019 INTERNATIONAL LT625, CUMMINS X15, 450HP, 10 SPEED EATON AUTO TRANSMISSION, 3.25 RATIOS, COLLISION MITIGATION SYSTEM, DOUBLE BUNK, DESKTOP,73" CONDO SLEEPER, GOOD RUBBER...

Condition	Used
Usage	393,673 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	7203
MLS Number	14161845
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 956-___ SHOW
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2013 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 10 Speed Manual

$22,500 USD

773000 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 10 Speed Manual Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Mid Roof Sleeper, Wheels: Aluminum/Steel, Tandem...

Condition	Used
Usage	773,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	C5378
MLS Number	14160218
Category	Sleeper Semi Trucks
Last Updated	3/7/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment