Used Tandem Axle 6x4 Sleeper Semi Trucks For Sale

(844) 985-___ SHOW
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2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic

$58,900 USD

ULTRALOFT! This 2021 Peterbilt 579 is powered by a 450hp Cummins X15 Engine and a 12 Speed Automatic Transmission; Adaptive Cruise Control; Collision Mitigation; Lane Departure Assistance;...

Condition	Used
Usage	487,340 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	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	8680318
MLS Number	14144463
Category	Sleeper Semi Trucks
Last Updated	3/24/2026
Location	Elmhurst, IL, US
Sold By	JX Truck Center

(833) 538-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 18 Speed Manual

$76,900 USD

351954 Miles, 10898 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72,...

Condition	Used
Usage	10,898 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	4080
MLS Number	14131091
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

(844) 985-___ SHOW
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2024 Volvo VNL64T860 Sleeper Semi Truck - 77" Raised Roof Sleeper, D13 455HP, Automatic

$89,900 USD

LOADED AND TURBO COMPOUNDING! 455hp D13 Engine paired with an automatic iShift Transmission; WARRANTY UNTIL 5.3.28 or 500k MILES on an EP2 Extended Warranty! Engine and Aftertreatment!...

Condition	Used
Usage	402,063 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	77"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	8680244
MLS Number	14053863
Category	Sleeper Semi Trucks
Last Updated	3/24/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

(844) 624-___ SHOW
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2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Price Drop $77,950 USD

MULTIPLE NEXTGEN BODY STYLE MATCHING VIRGIN DRIVE TIRES, DIESEL APU, 2023 Kenworth T680 with 450HP Cummins X15 and Endurant 12-speed automatic. 76" raised roof double bunk sleeper with work...

Condition	Used
Usage	384,396 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	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CO11189
MLS Number	14025127
Category	Sleeper Semi Trucks
Last Updated	3/20/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(855) 725-___ SHOW
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2023 Peterbilt 389 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 550HP, 13 Speed Manual

$135,000 USD

The 2023 Peterbilt 389 is a Class 8 highway tractor that stands out in the used truck market for its powerful performance, premium comfort and classic Peterbilt styling, making it a top...

Condition	Used
Usage	331,488 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2648
MLS Number	14004815
Category	Sleeper Semi Trucks
Last Updated	3/26/2026
Location	North Las Vegas, NV, US
Sold By	TCI Transportation

(833) 781-___ SHOW
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2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

$77,700 USD

Condition	Used
Usage	474,815 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
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	32042
MLS Number	14256718
Category	Sleeper Semi Trucks
Last Updated	3/23/2026
Location	Carlisle, PA, US
Sold By	Schneider

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

$46,995 USD

2019 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 520,676 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES,...

Condition	Used
Usage	520,676 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	0144
MLS Number	13809611
Category	Sleeper Semi Trucks
Last Updated	3/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(855) 807-___ SHOW
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2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Contact for price

FLEET MAINTAINED 2021 INTERNATIONAL LT625, CUMMINS X15, 450HP, 12 SPEED EATON AUTO TRANSMISSION, COLLISION MITIGATION SYSTEM, DOUBLE BUNK, 73" CONDO SLEEPER, NO CODES, NO LEAKS, READY TO...

Condition	Used
Usage	380,146 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7219
MLS Number	14255597
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(855) 807-___ SHOW
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2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

$51,500 USD

CLEAN 2021 KENWORTH T680, CUMMINS X15, 450HP, EATON 12 SPEED EATON ENDURANT AUTO TRANSMISSION, 226" WHEELBASE, 76" DOUBLE BUNK SLEEPER, ALUMINUM WHEELS, COLLISION MITIGATION SYSTEM, DOUBLE...

Condition	Used
Usage	465,973 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	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7221
MLS Number	14255596
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(833) 801-___ SHOW
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2020 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$22,000 USD

VERY NICE TRUCK, VERY CLEAN/ FLEET MAINTAINED!! RUNS AND DRIVES EXCELLENT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, AIR SEATS,...

Condition	Used
Usage	805,486 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	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20MX805579
MLS Number	14255396
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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2020 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$25,000 USD

VERY NICE TRUCK, VERY CLEAN/ FLEET MAINTAINED!! RUNS AND DRIVES EXCELLENT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, AIR SEATS,...

Condition	Used
Usage	710,554 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	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20MX710579
MLS Number	14254888
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 637-___ SHOW
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2013 Kenworth W900L Sleeper Semi Truck - 28" Flat Top Sleeper, Cummins 450HP, 10 Speed Manual

$62,900 USD

2013 Kenworth W900L, ISX15 450hp, Eaton 10 speed, 564,536 miles, 3.70 ratio, 13,200 front, 40K rears, air glide suspension, 253 wb, diff lock, jake, cruise, pwr locks, window, tilt/telescope...

Condition	Used
Usage	21,000 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15 450
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	28"
Suspension	Air Glide
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
MLS Number	14254881
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

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

$64,995 USD

2021 FREIGHTLINER CASCADIA 126, WALMART SPECS, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 487,985 MILES, DIESEL APU, FLEET MAINTAINED, LOADED TRUCKS MULTIPLE WALMART UNITS...

Condition	Used
Usage	487,895 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	8255
MLS Number	14236842
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

$64,995 USD

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

Condition	Used
Usage	490,000 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	8082
MLS Number	14236841
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

$64,995 USD

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

Condition	Used
Usage	484,000 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	8078
MLS Number	14236840
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

$64,995 USD

WALMART TRUCK! LOADED! 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 486,511 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION...

Condition	Used
Usage	486,511 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	8076
MLS Number	14236839
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

$64,995 USD

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

Condition	Used
Usage	482,000 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	8066
MLS Number	14236838
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

$75,995 USD

WALMART TRUCK! LOADED! 2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 397,762 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION...

Condition	Used
Usage	397,762 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	5329
MLS Number	14236837
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

$79,995 USD

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

Condition	Used
Usage	370,000 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
Rear End	40,000 lb
Stock Number	5208
MLS Number	14236836
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

$77,995 USD

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

Condition	Used
Usage	383,000 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
Rear End	40,000 lb
Stock Number	1888
MLS Number	14236835
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Peterbilt 579 Sleeper Semi Truck - Cummins 450HP, Automatic

$64,995 USD

2022 PETERBILT 579, CUMMINS X15, AUTOMATIC TRANSMISSION, 483,159 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	483,159 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	0671
MLS Number	14236834
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(833) 781-___ SHOW
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2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

$89,700 USD

Condition	Used
Usage	355,641 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
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	31946
MLS Number	13766458
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Gary, IN, US
Sold By	Schneider

(866) 751-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP

$82,500 USD

Cummins X15, Eaton Endurant Automated Transmission, LOW MILES!!!! $5k Your Way Promo, 1YEAR 125k MILE WARRANTY! CALL FOR MORE INFORMATION

Condition	Used
Usage	342,388 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	72"
Suspension	Camelback
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	111815
MLS Number	14236644
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

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

$72,900 USD

JX Certified Unit! This late model 2022 Peterbilt 567 is powered by a Strong 455hp MX13 Engine and a 12 Speed Automatic Transmission. Hood Mirrors; Heated Mirrors; Air Slide 5th Wheel and...

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	3/24/2026
Location	Clare, MI, US
Sold By	JX Truck Center