12 Speed 6x4 Sleeper Semi Trucks For Sale

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13 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

$49,900 USD

583016 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels: Aluminum, Wheel Base: 225,...

Condition	Used
Usage	583,016 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	259796
MLS Number	13299868
Category	Sleeper Semi Trucks
Last Updated	12/31/2024
Location	Tampa, FL, US
Sold By	Southport Truck Group

44 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$140,000 USD

140785 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72...

Condition	Used
Usage	140,785 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
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
Stock Number	NW3766
MLS Number	12843653
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Lancaster, CA, US
Sold By	TFS Recovery, Inc.

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 78" Raised Roof Sleeper, Detroit 505HP, 12 Speed Endurant Amt

$49,900 USD

Needs drive tires. D/S Fairings are damaged

Condition	Used
Usage	731,670 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	LL5136
MLS Number	12838974
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

75 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$94,900 USD

171135 Miles, 7123 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	7,123 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MY9708
MLS Number	12814631
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

19 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

$140,000 USD

Inoperable,

Condition	Used
Usage	56,195 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MY9709
MLS Number	12812403
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

32 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

$47,900 USD

471687 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Tires: 22.5,...

Condition	Used
Usage	471,687 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	KJ8104
MLS Number	12810446
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

70 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

$85,000 USD

312617 Miles, 8231 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	8,231 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	NB4788
MLS Number	12810420
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

29 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 78" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

$52,900 USD

464872 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 78, Tires: 22.5,...

Condition	Used
Usage	464,872 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	LM0468
MLS Number	12810369
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

(833) 685-___ SHOW
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34 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 68" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$59,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC, DETROIT, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! Disclaimer:,...

Condition	Used
Usage	502,990 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	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.16 ratio
Stock Number	S02137-DELIVERY 2 U
MLS Number	13271137
Category	Sleeper Semi Trucks
Last Updated	1/16/2025
Location	Gaffney, SC, US
Sold By	Diamond Truck Sales Inc

(855) 717-___ SHOW
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43 1

2013 Volvo VNL64T670 Sleeper Semi Truck - 62" Mid Roof Sleeper, D13 500HP, 12 Speed I Shift Automatic

$16,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, DEF, ENGINE BRAKES, 500HP, 200 FUEL CAP!! Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...

Condition	Used
Usage	883,161 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	62"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	N14521-DELIVERY 2 U
MLS Number	13095100
Category	Sleeper Semi Trucks
Last Updated	1/16/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

5 0

2015 Volvo VNL64T730 Sleeper Semi Truck - 78" Raised Roof Sleeper, D13 455HP, 12 Speed I Shift Amt

$12,000 USD

runs and drives, good cab, good tires, dual air ride seats, differential lock, A/S 5th, power windows, power mirrors, heated mirrors, dump valve!,

Condition	Used
Usage	1,574,108 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	15D13157730
MLS Number	13299809
Category	Sleeper Semi Trucks
Last Updated	12/24/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

6 0

2016 Volvo VNL64T730 Sleeper Semi Truck - 78" Mid Roof Sleeper, D13 485HP, 12 Speed I Shift Amt

$16,000 USD

good truck, runs great, clean, air seat, air brakes, double bunk, work station, power windows, power mirrors, heated mirrors, differential lock, dump valve, A/S 5th, tilt/tele!,

Condition	Used
Usage	1,017,968 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	16D13101730
MLS Number	13299798
Category	Sleeper Semi Trucks
Last Updated	12/24/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

5 0

2019 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$30,000 USD

VERY NICE TRUCK! runs and drives excellent, power windows, power mirrors, heated mirrors, double bunk, A/S 5th, differential lock, dump valve, tilt/tele, dual air ride seats, double bunk!,

Condition	Used
Usage	542,435 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	40,000 lb
Stock Number	19MX542579
MLS Number	13299767
Category	Sleeper Semi Trucks
Last Updated	12/24/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

40 1

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 64" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Call for price

933495 Miles, 16618 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size:...

Condition	Used
Usage	16,618 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	64"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	C-36034
MLS Number	13277758
Category	Sleeper Semi Trucks
Last Updated	12/24/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

88 0

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

$120,000 USD

148528 Miles, 2988 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	2,988 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	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	866559
MLS Number	12994684
Category	Sleeper Semi Trucks
Last Updated	12/28/2024
Location	Beverly, WV, US
Sold By	TFS Recovery, Inc.

43 1

2016 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - 60" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Amt

Call for price

587153 Miles, 12472 Hours, Engine: DETROIT DD15, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 60,...

Condition	Used
Usage	12,472 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	C-35854
MLS Number	13256073
Category	Sleeper Semi Trucks
Last Updated	12/21/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

5 0

2019 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

$27,000 USD

NICE TRUCK, VERY CLEAN/ FLEET MAINTAINED!! runs and drives excellent, power windows, power mirrors, heated mirrors, double bunk, A/S 5th, differential lock, dump valve, tilt/tele, dual air...

Condition	Used
Usage	619,299 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	40,000 lb
Stock Number	19MX619579
MLS Number	13294919
Category	Sleeper Semi Trucks
Last Updated	12/24/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 202-___ SHOW
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34 0

2021 International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 450HP, 12 Speed

$49,900 USD

APU, Available warranty, PM, DOT. Clean!!!

Inspection Report

Condition	Used
Usage	426,154 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	499025
MLS Number	12937653
Category	Sleeper Semi Trucks
Last Updated	2/5/2025
Location	La Vergne, TN, US
Sold By	International Motors, LLC

39 1

2021 International LT Sleeper Semi Truck - 66" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Call for price

672505 Miles, 9017 Hours, Engine: CUMMINS X15E, 450 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	9,017 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15E
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	66"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	C-35970
MLS Number	13231895
Category	Sleeper Semi Trucks
Last Updated	12/20/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

42 1

2021 International LT Sleeper Semi Truck - 66" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Call for price

754361 Miles, 10386 Hours, Engine: CUMMINS X15E, 450 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	10,386 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15E
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	66"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	C-35973
MLS Number	13261931
Category	Sleeper Semi Trucks
Last Updated	12/19/2024
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 930-___ SHOW
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33 0

2021 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, A26 450HP, 12 Speed

$40,000 USD

Inspection Report

Condition	Used
Usage	429,717 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	500652
MLS Number	13288628
Category	Sleeper Semi Trucks
Last Updated	2/3/2025
Location	Charlotte, NC, US
Sold By	International Motors, LLC

(833) 904-___ SHOW
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49 1

2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 450HP, 12 Speed Amt

$34,500 USD

2020 Peterbilt 579 Ultraloft Sleeper, 450hp Paccar MX-13, 12spd Automated Trans, 606k Mi, Air ride Susp, Nationwide Delivery Available

Condition	Used
Usage	606,500 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	2494
MLS Number	13221244
Category	Sleeper Semi Trucks
Last Updated	12/14/2024
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(866) 751-___ SHOW
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9 0

2020 Western Star 5700XE Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Amt

$39,500 USD

Well-Maintained, Double Bunk, Priced to sell. 180 DAY/15k miles WARRANTY included. Call now for details

Condition	Used
Usage	522,332 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	109258
MLS Number	13256393
Category	Sleeper Semi Trucks
Last Updated	12/13/2024
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

(833) 970-___ SHOW
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7 0

2025 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, Cummins 525HP, 12 Speed Endurant Amt

Call for price

Engine: CUMMINS X15, 525 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Low Air Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 44, Wheels: Polished...

Quantity	2
Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	276482
MLS Number	13282524
Category	Sleeper Semi Trucks
Last Updated	12/14/2024
Location	Millstone Township, NJ, US
Sold By	Hunter Truck