Used Tandem Axle 6x4 Sleeper Semi Trucks For Sale

2016 Freightliner Cascadia 125 Sleeper Semi Truck - 75" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$13,000 USD

RUNS EXCELLENT, CLEAN TRUCK, DOUBLE BUNK, DUAL AIR RIDE SEATS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, POWER WINDOWS, HEATED MIRRORS, POWER MIRRORS!!,

Condition	Used
Usage	1,070,222 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	75"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	16DET107INOPCAS
MLS Number	14259756
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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

$66,995 USD

2022 PETERBILT 579, CUMMINS X15, AUTOMATIC TRANSMISSION, 463,324 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	463,324 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	0743
MLS Number	14230313
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(833) 780-___ SHOW
NUMBERCall Seller

1987 Peterbilt 377 Sleeper Semi Truck - Mid Roof Sleeper, Caterpillar, 13 Speed Manual

$23,999 USD

All black 1987 Peterbilt 377 sleeper cab. Clean, classic long-hood truck. Seller has complete maintenance records. Call for details and availability. Consignment Vehicle located in...

Condition	Used
Usage	874,482 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Caterpillar C12
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	C250053
MLS Number	14088469
Category	Sleeper Semi Trucks
Last Updated	5/13/2026
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

(833) 478-___ SHOW
NUMBERCall Seller

2020 Peterbilt 389 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Contact for price

FRESH ENGINE INFRAME WARRANTY. 565HP and 18spd and a full 22 gauge package to keep an eye on everything and a Pete Low Leaf Air ride to keep it comfortable on the highway. Call today for...

Condition	Used
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	70"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7143
MLS Number	14087910
Category	Sleeper Semi Trucks
Last Updated	3/21/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(855) 725-___ SHOW
NUMBERCall Seller

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

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

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

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

$75,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15, 505 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 412,134 MILES, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	412,134 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	2812
MLS Number	14229254
Category	Sleeper Semi Trucks
Last Updated	3/19/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$81,995 USD

2023 FREIGHTLINER CASCADIA 126, DETROIT DD15, GEN 5 / 505 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 398,457 MILES, 240 GALLONS FUEL TANKS, UNDER FACTORY WARRANTY, FLEET MAINTAINED...

Condition	Used
Usage	398,457 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	6634
MLS Number	14172583
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

$59,995 USD

2021 FREIGHTLINER CASCADIA 126, DETORIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 537,644 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	537,644 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	3342
MLS Number	14142908
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 - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$73,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15, GEN 5, 455 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 434,416 MILES FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED...

Condition	Used
Usage	434,416 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	3383
MLS Number	14083864
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

$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

$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) 904-___ SHOW
NUMBERCall Seller

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

$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

(833) 904-___ SHOW
NUMBERCall Seller

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

$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

(833) 904-___ SHOW
NUMBERCall Seller

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

$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

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

$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

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

$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

2004 Volvo VNL64T670 Sleeper Semi Truck - 67" Raised Roof Sleeper, Cummins 450HP, 10 Speed Manual

$9,000 USD

RUNS AND DRIVES! AIR SEATS, DOUBLE BUNK, GOOD TIRES, POWER RIGHT WINDOW, POWER MIRRORS, HEATED MIRRORS! *PRE-EMISSIONS!,

Condition	Used
Usage	1,591,519 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	67"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	04ISX159670
MLS Number	14250607
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2006 Volvo VNL64T670 Sleeper Semi Truck - 67" Raised Roof Sleeper, Cummins 400HP, 10 Speed Manual

$9,000 USD

VERY GOOD TRUCK, WELL MAINTAINED, AIR SEATS, DOUBLE BUNK, GOOD TIRES, POWER RIGHT WINDOW, POWER MIRRORS, HEATED MIRRORS, RUNS AND DRIVES EXCELLENT! *PRE-EMISSIONS/ VERY GOOD OLDER TRUCK!,

Condition	Used
Usage	1,535,972 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	67"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	06ISX153670
MLS Number	14049584
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2013 Volvo VNL64T630 Sleeper Semi Truck - 63" Mid Roof Sleeper, D13 425HP, 10 Speed Manual

$11,000 USD

nice truck, runs great, clean, air seat, tilt/tele, cruise, differential lock, dump valve, A/S 5th, power windows, power mirrors, heated mirrors,,

Condition	Used
Usage	910,554 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	10 Speed Manual
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	13D13910630
MLS Number	13982275
Category	Sleeper Semi Trucks
Last Updated	3/18/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(888) 227-___ SHOW
NUMBERCall Seller

2024 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

$104,062.01 USD

678887 Miles, Engine: DETROIT DD15, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles, Front Axle Weight: 13200 lb, Rear Axle Weight: 40000 lb

Condition	Used
Usage	678,887 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.07 ratio
Stock Number	UW0288A
MLS Number	14248734
Category	Sleeper Semi Trucks
Last Updated	3/17/2026
Location	Regina, SK, Canada
Sold By	Brandt

(888) 227-___ SHOW
NUMBERCall Seller

2024 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP

$105,497.34 USD

606570 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles, Front Axle Weight: 13200 lb, Rear Axle Weight: 40000 lb

Condition	Used
Usage	606,570 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.07 ratio
Stock Number	UW0289A
MLS Number	14248733
Category	Sleeper Semi Trucks
Last Updated	3/17/2026
Location	Regina, SK, Canada
Sold By	Brandt