Diesel 12 Speed Sleeper Semi Trucks For Sale

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2023 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$69,900 USD

Great truck for Flatbed, Dump Trailer, Bulk Tank.... Financing on approved credit available. Warranty up to 3 years available. Call now for details, Well maintained Peterbilt 579 with...

Condition	Used
Usage	434,348 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	238959
MLS Number	14075079
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Smithfield, PA, US
Sold By	Hunter Truck

(844) 624-___ SHOW
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2019 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic

$32,950 USD

AVAILABLE FOR SALE: 2019 PETERBILT 579 SLEEPER IN KANSAS CITY, MO C FUEL-EFFICIENT, DRIVER-FOCUSED, AND READY TO WORK!!! CALL AMERICAN TRUCK CENTERS FOR MORE INFO Selling a well-maintained...

Condition	Used
Usage	538,858 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	MO11032
MLS Number	14064735
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(888) 754-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$63,750 USD

Inspection Report

Condition	Used
Usage	357,086 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	505662
MLS Number	14107087
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Joliet, IL, US
Sold By	International Motors, LLC

(888) 758-___ SHOW
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2022 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$45,000 USD

Inspection Report

Condition	Used
Usage	288,272 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins A26
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	504625
MLS Number	14107076
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Conley, GA, US
Sold By	International Motors, LLC

(724) 243-___ SHOW
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2023 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$69,900 USD

Great truck for Flatbed, Dump Trailer, Bulk Tank.... Financing on approved credit available. Warranty up to 3 years available. Call now for details, Well maintained Peterbilt 579 with...

Condition	Used
Usage	18,297 Hours
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	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	238954
MLS Number	13998050
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Smithfield, PA, US
Sold By	Hunter Truck

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

$39,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 719,579 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	719,579 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	366146
MLS Number	14107052
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Brooklyn Park, MN, US
Sold By	Penske Used Trucks

2023 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$45,750 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 606,171 miles, Cummins 450HP X15 engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	606,171 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 2.64 ratio
Stock Number	UPP236022
MLS Number	14105613
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$68,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 505HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	581,777 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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 2.85 ratio
Stock Number	180674
MLS Number	14105610
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Portland, OR, US
Sold By	Penske Used Trucks

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

$70,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 350,119 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	350,119 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	462254
MLS Number	13827419
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

Price Drop $49,750 USD

Condition	Used
Usage	616,222 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	462361
MLS Number	13637671
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

(833) 801-___ SHOW
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2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$22,000 USD

VERY GOOD TRUCK, RUNS GREAT, VERY CLEAN, AIR SEATS, DOUBLE BUNK, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE!,

Condition	Used
Usage	695,452 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	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	19X15695T680
MLS Number	14105516
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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

$63,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 425,800 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	425,800 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	390699
MLS Number	14105443
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Asheville, NC, US
Sold By	Penske Used Trucks

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

$66,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	449,923 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	394456
MLS Number	13571425
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

$47,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 687,428 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	687,428 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	394352
MLS Number	14105418
Category	Sleeper Semi Trucks
Last Updated	2/5/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$33,500 USD

Used 2022 International LT625 Sleeper Semi Truck, 655,987 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	655,987 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 2.85 ratio
Stock Number	387490
MLS Number	14105326
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

$57,000 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension, 225-gallon fuel...

Condition	Used
Usage	585,636 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	387149
MLS Number	14105254
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Asheville, NC, US
Sold By	Penske Used Trucks

2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $68,500 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck with 442,442 miles, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension. Don't...

Condition	Used
Usage	442,443 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	387083
MLS Number	14015168
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

$72,750 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, 13200 lb front axle, 40000 lb rear...

Condition	Used
Usage	491,649 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	387011
MLS Number	14105194
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2022 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

$74,000 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck with 70" integral sleeper, 455 HP D13 diesel engine, 12-speed automatic Volvo transmission, tandem rear axle, 13200 lbs front axle, 40000 lbs rear...

Condition	Used
Usage	478,373 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	386909
MLS Number	14105162
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

(833) 300-___ SHOW
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2024 Peterbilt 579 Sleeper Semi Truck - 68" Raised Roof Sleeper, Cummins 500HP, 12 Speed Amt

Contact for price

Inverter model:MOTOMASTER, Transmission modelEEO-18F112C,

Condition	Used
Usage	5,518 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	68"
Suspension	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	C-36615
MLS Number	14105088
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2021 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$45,750 USD

Used 2021 International LT625 Sleeper Semi Truck for sale, 467,020 miles, Cummins X15 Diesel 450HP engine, 12-Speed Eaton Automatic transmission, 73" Integral Sleeper, 240-gallon fuel...

Condition	Used
Usage	467,020 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	345429
MLS Number	14104906
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

(724) 648-___ SHOW
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2023 Kenworth W990 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Amt

$84,900 USD

Sharp Truck, 500HP Cummins with 12 automated transmission,

Condition	Used
Usage	11,320 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	254828
MLS Number	14074901
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	Butler, PA, US
Sold By	Hunter Truck

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$64,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 375,364 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	375,364 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 3.55 ratio
Stock Number	352781
MLS Number	14104544
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Evansville, IN, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia Sleeper Semi Truck - Does Not Apply, 450HP, 12 Speed

Price Drop $69,250 USD

Condition	Used
Usage	376,798 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear End	40,000 lb 2.16 ratio
Stock Number	505306
MLS Number	13983674
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Conley, GA, US
Sold By	International Motors, LLC