Used 12 Speed Sleeper Semi Trucks For Sale

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6 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 75" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$30,000 USD

GOOD TRUCK, RUNS GREAT, VERY CLEAN, FLEET MAINTAINED! dual air ride seats, differential lock, dump valve, A/S 5th, power windows, power mirrors, heated mirrors, power door locks, smart...

Condition	Used
Usage	526,549 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 2.28 ratio
Stock Number	19DET526CAS
MLS Number	13312434
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 693-___ SHOW
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18 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Newly Listed

$29,950 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	620,292 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	283
MLS Number	13312313
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 900-___ SHOW
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41 1

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$39,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC 12-SPEED!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A...

Condition	Used
Usage	554,776 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	B03302-DELIVERY 2 U
MLS Number	13302666
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Bakersfield, CA, US
Sold By	Diamond Truck Sales Inc

(844) 900-___ SHOW
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45 1

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$36,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC 12-SPEED!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, AUTO START/STOP, PDL LOCK, OFF ROAD Se Habla Español! NO CREDIT?...

Condition	Used
Usage	532,220 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	B03301-DELIVERY 2 U
MLS Number	13302664
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Bakersfield, CA, US
Sold By	Diamond Truck Sales Inc

35 0

2022 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 450HP, 12 Speed Amt

Recently Updated

$73,900 USD

2022 Kenworth T680 Next Gen – Here is a 1 Owner Fleet Maintained Semi Truck! This is a very nice clean southern truck! 450HP Paccar MX-13 Engine, 12 Speed Paccar Automatic Transmission,...

Condition	Used
Usage	8,750 Hours
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
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	135363
MLS Number	13294716
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

24 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$79,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	517,415 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	428839
MLS Number	13312179
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Piqua, OH, US
Sold By	Penske Used Trucks

25 0

2022 Freightliner T12664ST Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$100,000 USD

SPECIAL PROMOTION - Original Price: $105000.00 ;MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being...

Condition	Used
Usage	248,469 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	415080
MLS Number	12203391
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(844) 693-___ SHOW
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19 0

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

Recently Updated

$34,950 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	571,730 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX
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 2.64 ratio
Stock Number	277
MLS Number	13284521
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$73,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	549,122 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	369098
MLS Number	13312093
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Madison, AL, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$84,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	411,598 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	369082
MLS Number	13312090
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Madison, AL, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$61,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	569,928 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	373359
MLS Number	13312084
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Bensalem, PA, US
Sold By	Penske Used Trucks

24 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$90,250 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	361,984 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	372409
MLS Number	13312083
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Portland, OR, US
Sold By	Penske Used Trucks

26 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$65,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	434,122 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	359611
MLS Number	13266176
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Eagan, MN, US
Sold By	Penske Used Trucks

33 0

2022 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Recently Updated

$59,900 USD

2022 Peterbilt 579 – 1 YEAR OF FACTORY WARRANTY REMAINING! ENGINE UP TO 500K MILES, AFTERTREATMENT TO 500K MILES! 455 HP Paccar MX-13 Engine, Paccar 12 Speed Automatic Transmission. Only...

Condition	Used
Usage	337,054 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	760557
MLS Number	13226497
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

31 0

2022 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Recently Updated

$58,900 USD

2022 Peterbilt 579 – 1 YEAR OF FACTORY WARRANTY REMAINING! ENGINE UP TO 500K MILES, AFTERTREATMENT TO 500K MILES! 455 HP Paccar MX-13 Engine, Paccar 12 Speed Automatic Transmission. Only...

Condition	Used
Usage	375,244 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	760564
MLS Number	13226428
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(855) 489-___ SHOW
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42 0

2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Price Drop

$34,000 USD

Includes 6 MO/50,000 mile Engine and After Treatment warranty,

Condition	Used
Usage	656,149 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 2.79 ratio
Stock Number	1932
MLS Number	13294546
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

34 0

2022 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 455HP, 12 Speed Amt

Recently Updated

$65,900 USD

2022 Peterbilt 579 – 1 YEAR OF FACTORY WARRANTY REMAINING! ENGINE UP TO 500K MILES, AFTERTREATMENT TO 500K MILES! 455 HP Paccar MX-13 Engine, Paccar 12 Speed Automatic Transmission. Only...

Condition	Used
Usage	259,015 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	760563
MLS Number	13220594
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(844) 956-___ SHOW
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62 0

2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Recently Updated

$49,900 USD

((((SALE PENDING)))) Cummins X15 6 Cylinder 15 L Ultra Low Sulfur Diesel 500 HP Engine, 2018 US EPA Label, CARB Compliant, Requires Diesel Exhaust Fluid, 100 gal Left Fuel Tank 120 gal Right...

Condition	Used
Usage	557,718 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	C5192
MLS Number	13211840
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	West Sacramento, CA, US
Sold By	DeWald Equipment

36 0

2019 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$34,900 USD

2019 Freightliner Cascadia 125 Evolution – 1 Owner Fleet Maintained Cascadia! This truck is a southern truck! Detroit DD15 Engine, Detroit DT12 Automatic Transmission, Double Bunk Condo...

Condition	Used
Usage	618,788 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	2.85 ratio
Stock Number	JK5517
MLS Number	13203699
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(844) 693-___ SHOW
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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

$44,950 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	593,981 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	254
MLS Number	13187078
Category	Sleeper Semi Trucks
Last Updated	1/4/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

22 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$56,250 USD

SPECIAL PROMOTION - Original Price: $61250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	526,690 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	295254
MLS Number	13093692
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

25 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$56,500 USD

SPECIAL PROMOTION - Original Price: $61500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	622,860 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	295249
MLS Number	13071554
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$62,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	626,973 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	303460
MLS Number	12671166
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Anderson, SC, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$63,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	616,226 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	303458
MLS Number	13288679
Category	Sleeper Semi Trucks
Last Updated	1/5/2025
Location	Madison, AL, US
Sold By	Penske Used Trucks