Used 6x4 Sleeper Semi Trucks For Sale

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$44,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	641,213 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 3.08 ratio
Stock Number	323
MLS Number	13441124
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

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19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$39,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	664,342 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 3.08 ratio
Stock Number	320
MLS Number	13433607
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

Recently Updated

$62,999 USD

Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, 12 Speed Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheels: Aluminum, Wheel...

Condition	Used
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	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8679735
MLS Number	13383931
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Indianapolis, IN, US
Sold By	JX Truck Center

Featured Item

36 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

$62,999 USD

434681 Miles, Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheel Base: 228,...

Condition	Used
Usage	434,681 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	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8679689
MLS Number	13400924
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	Pewaukee, WI, US
Sold By	JX Truck Center

Featured Item

33 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

$62,999 USD

448755 Miles, Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheel Base: 228,...

Condition	Used
Usage	448,755 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	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8679692
MLS Number	13400921
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Wyoming, MI, US
Sold By	JX Truck Center

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2023 Kenworth W900 Sleeper Semi Truck - 86" Mid Roof Sleeper, Cummins 565HP

$157,999 USD

221440 Miles, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 86, Wheel Base: 290, Tandem...

Condition	Used
Usage	221,440 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	86"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	8679607
MLS Number	13157245
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	Pewaukee, WI, US
Sold By	JX Truck Center

Featured Item

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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$53,000 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

Condition	Used
Usage	491,764 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	3378
MLS Number	13506707
Category	Sleeper Semi Trucks
Last Updated	4/16/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$59,000 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

Condition	Used
Usage	486,815 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	3486
MLS Number	13506706
Category	Sleeper Semi Trucks
Last Updated	4/16/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

10 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$59,000 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

Condition	Used
Usage	485,204 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	3438
MLS Number	13506701
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

10 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$53,000 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

Condition	Used
Usage	489,523 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	3352
MLS Number	13506698
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

Featured Item

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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

$62,999 USD

410980 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheel Base: 230,...

Condition	Used
Usage	410,980 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	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	8679733
MLS Number	13400926
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Wyoming, MI, US
Sold By	JX Truck Center

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11 0

2016 Peterbilt 579 Sleeper Semi Truck

$32,000 USD

Condition	Used
Usage	603,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Cummins ISX
Drivetrain	6x4
Stock Number	U65515
MLS Number	13496705
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Crestwood, IL, US
Sold By	Optima Truck & Trailer Sales Inc

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2022 Kenworth W900 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 525HP

$137,999 USD

261776 Miles, Engine: CUMMINS X15, 525 HP, Fuel Type: Diesel, Manual Transmission, Drive: 6x4, Spring Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Wheel Base: 274, Tandem...

Condition	Used
Usage	261,776 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.42 ratio
Stock Number	8679682
MLS Number	13374679
Category	Sleeper Semi Trucks
Last Updated	3/28/2025
Location	Wyoming, MI, US
Sold By	JX Truck Center

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44 0

2023 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 500HP, 13 Speed Manual

$97,995 USD

PACCAR MX-13 / 13 SPEED MANUAL TRANSMISSION / FINANCING AVAILABLE 2023 PETERBILT 579, 80 INCH ULTRALOFT SLEEPER, 311,259 MILES, PACCAR MX-13 ENGINE, 500 HP, 13 SPEED MANUAL...

Condition	Used
Usage	311,259 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	4030
MLS Number	13437035
Category	Sleeper Semi Trucks
Last Updated	3/25/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

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37 0

2020 International LT Sleeper Semi Truck - Cummins 450HP, Automatic

$55,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / WELL MAINTAINED / FINANCING AVAILABLE 2020 INTERNATIONAL LT625, 314,765 MILES, CUMMINS X15 ENGINE, AUTOMATIC TRANSMISSION, BUNK HEATER, COLLISION...

Condition	Used
Usage	314,765 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	1719
MLS Number	13437025
Category	Sleeper Semi Trucks
Last Updated	3/18/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

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6 0

2006 Kenworth W900 Sleeper Semi Truck

$39,000 USD

Compete overhaul with all paperwork

Condition	Used
Usage	1,499,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Caterpillar 3406/C15/C16
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Double Bunk
Suspension	Air Ride
Stock Number	U15393
MLS Number	13248433
Category	Sleeper Semi Trucks
Last Updated	3/19/2025
Location	Crestwood, IL, US
Sold By	Optima Truck & Trailer Sales Inc

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85 1

2015 Freightliner Coronado Sleeper 112SD, Semi Truck Over the Road, Delivery, Hauler, Day Cab, Tractor, Trucking, Tandem Axle, Make an Offer

$59,999 USD

2015 Freightliner Coronado 122SD Sleeper Stock: GD1230, VIN:3AKJGNBG5FDGD1230, Year: 2015, Make: Freightliner, Model: Coronado, Engine: Cummins ISX15, Mileage:267589, Horsepower:...

Condition	Used
Usage	267,589 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins Cummins ISX
Drivetrain	6x4
Transmission	Allison RDS Automatic
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	20,000 lb 3.91 ratio
Stock Number	GD1230
MLS Number	12983151
Category	Sleeper Semi Trucks
Last Updated	4/8/2025
Location	Elkton, MD, US
Sold By	Complete Recycling Group LLC

(844) 278-___ SHOW
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20 0

2007 Peterbilt 379 Sleeper-Truck, C15 CAT 13 Spd. Trans

$92,500 USD

2007 Peterbilt 379, Stock: 7D650371, Miles: 954,489 showing, ~5,000 miles driven since the rebuild, Hours: 432 Since the overhaul, Platinum Rebuilt C15 Caterpillar Engine, 435 hp, New...

Condition	Used
Usage	954,489 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Unibilt
Sleeper Size	60"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	650371
MLS Number	12634694
Category	Sleeper Semi Trucks
Last Updated	4/10/2025
Location	Guthrie, OK, US
Sold By	Splash Sales LLC

(833) 695-___ SHOW
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26 0

2020 International LT625 Sleeper Semi Truck

$46,100 USD

Call for rental/lease prices

Double Bunk Completely reconditioned,, ready for new owner . Cummins 15 litre auto trans double bunk Price includes 90 day 25,000 mile limited warrenty Lease or finance OAC

Warranty

Quantity	2
Condition	Used
Usage	416,439 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Double Bunk
Rear Axle	Tandem Axle
Stock Number	21450
MLS Number	12934384
Category	Sleeper Semi Trucks
Last Updated	3/20/2025
Location	Benicia, CA, US
Sold By	NorCal Truck Sales and Mfg.

(888) 493-___ SHOW
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25 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$66,500 USD

2021 Freightliner Cascadia 126 – Ex-Walmart Fleet, Ready to Roll!, Looking for a reliable, fuel-efficient, and well-maintained truck for your fleet? These 2021 Freightliner Cascadia 126...

Quantity	10
Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit Diesel DD15
Drivetrain	6x4
Stock Number	Walmart Cascadias Multiples
MLS Number	13496632
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Atlanta, GA, US
Sold By	Rush Truck Centers Atlanta

3 0

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 13 Speed Manual

Newly Listed

$79,900 USD

220943 Miles, Engine: PACCAR MX-13, 455 HP, 13 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Wheels: Aluminum, Tandem Rear...

Condition	Used
Usage	220,943 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 Axle	Tandem Axle
Stock Number	3956
MLS Number	13524086
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

2 0

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Newly Listed

$73,900 USD

248943 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76,...

Condition	Used
Usage	248,943 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
Stock Number	3942
MLS Number	13524077
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

1 0

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 405HP, 12 Speed Endurant Amt

Newly Listed

$76,900 USD

225203 Miles, Engine: PACCAR MX-13, 405 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76,...

Condition	Used
Usage	225,203 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	405 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	2.79 ratio
Stock Number	3944
MLS Number	13524075
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

2 0

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Newly Listed

$71,900 USD

262156 Miles, Engine: PACCAR MX-13, 455 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76,...

Condition	Used
Usage	262,156 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	2.79 ratio
Stock Number	3932
MLS Number	13524073
Category	Sleeper Semi Trucks
Last Updated	4/17/2025
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales