Used 6x4 Sleeper Semi Trucks For Sale in United States

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

Recently Updated

$57,900 USD

LOADED! This 2021 Peterbilt 579 is stacked with options and factory warranty! 6 Years or 600k Miles on Aftertreatment; 5 Years or 600k miles on Base; 6 Years or 600k miles on Engine! 5 Years...

Condition	Used
Usage	299,227 Miles
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	8680089
MLS Number	14004755
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$78,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 357,184 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	357,184 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	6937
MLS Number	13794524
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$66,995 USD

DETROIT DD15 / AUTOMATIC TRANSMISSION / APU / PTO / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, MID-ROOF XT SLEEPER, 428,111 MILES, DETORIT DD15 ENGINE, DETROIT...

Condition	Used
Usage	428,111 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	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	5778
MLS Number	13688194
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$71,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 389,395 MILES, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...

Condition	Used
Usage	389,395 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	7138
MLS Number	13688191
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$72,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 370,584 MILES, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...

Condition	Used
Usage	370,584 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	7098
MLS Number	13688190
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$39,999 USD

Very Nice 2022 Peterbilt 579 with a FULL PREP work up just for you! This truck has received our 180 point dealer inspection including a PM Service; all filters changed; a DPF Inspection AND...

Condition	Used
Usage	552,202 Miles
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 2.79 ratio
Stock Number	8679840
MLS Number	13489642
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Urbana, IL, US
Sold By	JX Truck Center

2022 Peterbilt 389 Sleeper Semi Truck - 78" Raised Roof Sleeper, Paccar 510HP, Automatic

Recently Updated

$94,900 USD

BEAUTIFUL Dual Exhaust 2022 Peterbilt 389 is on our lot and ready to sell to you! This 510HP sleeper is powered with a Paccar MX13 motor and is paired with a 13 speed AUTOMATIC Transmission!...

Condition	Used
Usage	351,007 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	8679828
MLS Number	13486785
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

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

Recently Updated

$72,999 USD

267524 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Tires:...

Condition	Used
Usage	267,524 Miles
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	38,000 lb 2.85 ratio
Stock Number	8679721
MLS Number	13483900
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Lafayette, IN, US
Sold By	JX Truck Center

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$70,995 USD

DETROIT DD15 / DT12 AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 400,566 MILES, FLEET...

Condition	Used
Usage	400,566 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	4526
MLS Number	13437039
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$61,995 USD

DETROIT DD15 / DETROIT DT12 AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA, DETROIT DD15, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 435,030...

Condition	Used
Usage	435,030 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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	8162
MLS Number	13436982
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$72,995 USD

DETROIT DD15 / DETROIT DT12 AUTOMATIC / FINANCING AVAILABLE / FLEET MAINTAINED 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 369,598...

Condition	Used
Usage	369,598 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	8028
MLS Number	13436849
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$73,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 366,068 MILES, FLEET MAINTAINED, READY TO WORK MULTIPLE SIMILAR UNITS AVAILABLE FINANCING...

Condition	Used
Usage	366,068 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	0613
MLS Number	13436837
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(833) 298-___ SHOW
NUMBERCall Seller

2022 Kenworth T680 Sleeper Semi Truck, USed, Arizona, Automatic

Newly Listed

$49,900 USD

Used 2022 Kenworth T680 Sleeper Cab Truck for Sale in Arizona If you’re searching for a used Kenworth T680 sleeper cab truck in Arizona, this 2022 model delivers the performance, comfort,...

Condition	Used
Usage	523,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Aerodyne Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	T32214
MLS Number	14251801
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Chandler, AZ, US
Sold By	Midco Sales

(833) 781-___ SHOW
NUMBERCall Seller

2022 Volvo VNL860 Semi Truck - 77" Raised Roof Double Bunk Sleeper w/ Lounge, D13, Automatic, Battery Powered HVAC with Optimized Idle

Recently Updated

$66,200 USD

Condition	Used
Usage	487,581 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	77"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	74383
MLS Number	14155338
Category	Sleeper Semi Trucks
Last Updated	3/23/2026
Location	Gary, IN, US
Sold By	Schneider

2014 Kenworth T660 Sleeper Semi Truck - 66" Mid Roof Sleeper, Paccar 450HP, 13 Speed Manual

Newly Listed

$28,500 USD

2014 Kenworth T660 Sleeper Truck, 450hp Paccar MX13, 13spd Manual Transmission, 1 Million Mi, Clean truck - runs and drives good, Air ride suspension, 240in Wheelbase, Nationwide Delivery...

Condition	Used
Usage	1,016,516 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	66"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	34,000 lb 3.36 ratio
Stock Number	4973
MLS Number	14250717
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2018 Kenworth W900L Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 450HP, 13 Speed Manual

Newly Listed

$89,500 USD

2018 Kenworth W900L Sleeper, 450hp Cummins X15, 13spd Manual Transmission, 494k Miles, 272in Wheelbase, Air ride suspension, Nationwide Delivery Available

Condition	Used
Usage	494,648 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	9002
MLS Number	14250695
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2018 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

$24,000 USD

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

Condition	Used
Usage	457,109 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	18X15457LT
MLS Number	14250671
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2021 International LoneStar Sleeper Semi Truck - Raised Roof Sleeper, Cummins 485HP, 12 Speed Ultrashift Plus Amt

Newly Listed

$87,500 USD

2021 International Lonestar, X15 Cummins 485 Hp, 12 Spd Automated, 233k Mi, Nationwide Delivery Available,

Condition	Used
Usage	233,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Ultrashift Plus Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	7223
MLS Number	14250669
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2021 International LoneStar Sleeper Semi Truck - Raised Roof Sleeper, Cummins 485HP, 12 Speed Ultrashift Plus Amt

Newly Listed

$89,500 USD

2021 International Lonestar, X15 Cummins 485 Hp, 12 Spd Automated, 228k Mi, Nationwide Delivery Available,

Condition	Used
Usage	228,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Ultrashift Plus Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2042
MLS Number	14250668
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2018 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

$20,000 USD

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

Condition	Used
Usage	608,490 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	18X15608LT
MLS Number	14250666
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2014 Western Star 4900 Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 475HP, 10 Speed Manual

Newly Listed

$24,000 USD

HEAVY DUTY TRUCK! RUNS EXCELLENT! THICK FRAME, FULL LOCKING REARS, AIR SEAT, POWER WINDOWS, SLIDING 5TH WHEEL, CHALMERS HEAVY DUTY SUSPENSION DUAL EXHAUST! *LOW MILES,

Condition	Used
Usage	226,708 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15TC
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	14DET226FLATWS
MLS Number	14250654
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2015 Volvo VNL64T630 Sleeper Semi Truck - 63" Mid Roof Sleeper, D13 405HP, 12 Speed I Shift Amt

Newly Listed

$13,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, AIR BRAKES, TILT/TELE, DIFFERENTIAL LOCK, DUMP VALVE!,

Condition	Used
Usage	932,949 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	405 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	15D13932630
MLS Number	14250639
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2020 Mack Anthem 64T Sleeper Semi Truck - 80" Raised Roof Sleeper, MP8 455HP, 12 Speed M Drive Amt

Newly Listed

$22,000 USD

NICE TRUCK, RUNS EXCELLENT, VERY CLEAN, SLIDING 5TH WHEEL, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, TILT/TELE, AIR SEATS!,

Condition	Used
Usage	670,899 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20670ANTHEM
MLS Number	14250627
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

1982 Kenworth K100 Sleeper Semi Truck - 50" Flat Top Sleeper, Cummins 350HP, 9 Speed Manual

Newly Listed

$9,000 USD

GOOD TRUCK TO FIX UP, ENGINE TURNS OVER BUT WILL NOT START, NO BATTERIES, GOOD CAB AND FRAME, SELLS AS-IS!,

Condition	Used
Usage	9,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	350 HP
Engine Model	Cummins NTC350
Drivetrain	6x4
Transmission	9 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	50"
Suspension	Spring
Rear Axle	Tandem Axle
Stock Number	82NTCKWCO
MLS Number	14250614
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales