Used 12 Speed Tandem Axle Sleeper Semi Trucks For Sale

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Tri State Truck Center - Springfield, MO

Featured Item

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$109,950 USD

2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 450 HP, DT12 Automatic, 76” Raised Roof Double Bunk, 191K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...

Condition	Used
Usage	191,443 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MO11105
MLS Number	14109181
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 385-___ SHOW
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Featured Item

2020 International LT625 Sleeper Semi Truck - 72" Condo Sleeper, 450HP, 12 Speed Automatic

$42,460 USD

Condition	Used
Usage	510,203 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'17 450/1800
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	240123
MLS Number	14073797
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Springfield, MA, US
Sold By	Ryder

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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 WAITING FOR INSPECTION AND DETAIL.. FUEL-EFFICIENT, DRIVER-FOCUSED, AND READY TO WORK!!! CALL AMERICAN TRUCK CENTERS FOR...

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	14064737
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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Featured Item

2024 Kenworth T680 Sleeper Semi Truck - 52" Mid Roof Sleeper, Paccar 510HP, 12 Speed Endurant Automatic

$89,950 USD

This 2024 Kenworth T680 comes with a remaining 6 year / 600,000 mile PACCAR Premium Warranty, giving owner operators and fleets rare long-term protection on the engine and aftertreatment...

Condition	Used
Usage	120,165 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	CO11033
MLS Number	14053873
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(833) 490-___ SHOW
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Featured Item

2021 International LT625 Sleeper, Affordable, Cummins X15 450hp, Dot Passing, Fresh Detail, Warranty Options , Zero Down Financing (WAC)

$39,950 USD

Grab this road-ready 2021 International LT before it’s gone—low-mileage Cummins X15 450HP powerhouse, butter-smooth 12-speed automatic, 215 WB, 2.79 rears with massive 200-gallon fuel...

Warranty

Quantity	13
Condition	Used
Usage	497,005 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	56"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.00 ratio
Stock Number	U066841
MLS Number	13999606
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Featured Item

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

$43,000 USD

Condition	Used
Usage	943,871 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'21 455/1500
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	569523
MLS Number	14042329
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Kearny, NJ, US
Sold By	Ryder

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2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

$62,950 USD

For sale: a powerhouse 2023 Freightliner Cascadia with just 488,000 well-maintained miles, ready to tackle your heaviest hauls! Powered by the legendary Cummins X15 500HP engine paired with...

Warranty

Condition	Used
Usage	488,847 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	UUG1661
MLS Number	13999600
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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

Recently Updated

$55,250 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 553,627 miles, 455 HP D13 diesel engine, 70" integral sleeper, 12-speed automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	553,627 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	387139
MLS Number	14094414
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Mount Pleasant, PA, US
Sold By	Penske Used Trucks

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

Price Drop $79,500 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 286,847 miles, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension....

Condition	Used
Usage	286,847 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	387127
MLS Number	14015189
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Madison, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$65,750 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 441365 miles, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension, 225...

Condition	Used
Usage	441,365 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	387038
MLS Number	13868193
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

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

Recently Updated

$78,250 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck with 304,014 miles, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, air ride suspension, tandem rear axle. Check...

Condition	Used
Usage	304,014 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	386977
MLS Number	14015130
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Mount Pleasant, PA, US
Sold By	Penske Used Trucks

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

Recently Updated

$63,750 USD

Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 534,241 miles, 455 HP D13 diesel engine, 12-speed automatic Volvo transmission, 70" integral sleeper, air ride suspension, tandem rear...

Condition	Used
Usage	534,242 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	386958
MLS Number	14015126
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Madison, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$78,750 USD

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

Condition	Used
Usage	380,355 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	385045
MLS Number	14118024
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Indian Trail, NC, US
Sold By	Penske Used Trucks

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

Recently Updated

$60,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 60" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	433,182 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 3.08 ratio
Stock Number	368961
MLS Number	14014349
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Boaz, AL, US
Sold By	Penske Used Trucks

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$79,900 USD

SPECIAL!!! Was $84,900, NOW $79,900,

Condition	Used
Usage	13,507 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	CS/020326
MLS Number	14124739
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$56,000 USD

Used 2020 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 453,698 miles, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	453,698 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 3.23 ratio
Stock Number	349251
MLS Number	14081615
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Ladson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$48,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 539,962 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	539,962 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	348848
MLS Number	13738738
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Minoa, NY, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$87,900 USD

Balance of Detroit Diesel Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 06/24/2022,

Condition	Used
Usage	5,556 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1717
MLS Number	14044056
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$99,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 03/06/2023,

Condition	Used
Usage	5,326 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1714
MLS Number	14044040
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$99,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 03/06/2023,

Condition	Used
Usage	5,234 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1713
MLS Number	14044036
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

Recently Updated

$54,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 508,038 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	508,038 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	257248
MLS Number	14130752
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$44,000 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 605,955 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	605,955 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	255988
MLS Number	13800565
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Monmouth Junction, NJ, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 113 Sleeper Semi Truck - Detroit 450HP

Recently Updated

$34,950 USD

FOR SALE 2019 FREIGHTLINER 113 Sleeper FRESH PM JUST DONE! New Brakes and Rotors! Comes equipped with a Detroit DD13 450 HP and a Detroit DT12 transmission 12 speed ONLY 470,104 MILES NEW...

Condition	Used
Usage	470,776 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MO10644
MLS Number	13778194
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $39,000 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 605,110 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle. Check...

Condition	Used
Usage	605,110 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	214708
MLS Number	13762338
Category	Sleeper Semi Trucks
Last Updated	2/15/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks