12 Speed Tandem Axle Sleeper Semi Trucks with Air Ride Suspension For Sale

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

$54,999 USD

FEDEX SPEC CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES!,

Condition	Used
Usage	474,000 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
MLS Number	13813860
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 385-___ SHOW
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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

(833) 904-___ SHOW
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2021 International LoneStar Sleeper Semi Truck - Raised Roof Sleeper, Cummins 485HP, 12 Speed Ultrashift Plus Amt

Newly Listed

$84,500 USD

2021 International Lonestar, X15 Cummins 485 Hp, 12 Spd Automated, 306k Mi, Nationwide Delivery Available,

Condition	Used
Usage	306,000 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	7221
MLS Number	14094819
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

2019 Freightliner Cascadia 125 Sleeper Semi Truck - Integral Sleeper

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$97,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 219,395 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	219,395 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	5214
MLS Number	14094751
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Londonderry, NH, US
Sold By	Penske Used Trucks

(855) 591-___ SHOW
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2022 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

$54,900 USD

2022 Kenworth T680 Next Gen – 1 Owner, Fleet Maintained Next Gen T680!, This is a very CLEAN and NICE truck—well equipped and ready to work! , 450 HP Cummins X15 engine, , 12-speed Eaton...

Condition	Used
Usage	411,695 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	490832
MLS Number	14094698
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

Newly Listed

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Used 2023 International LT625 Sleeper Semi Truck for sale, 704,966 miles, Cummins X15 diesel engine, 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle,...

Condition	Used
Usage	704,966 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	UPP236290
MLS Number	14094694
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

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Used 2023 International LT625 Sleeper Semi Truck for sale, 471,615 miles, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	471,615 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	UPP236274
MLS Number	14094692
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Columbus, OH, US
Sold By	Penske Used Trucks

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

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Used 2023 International LT625 Sleeper Semi Truck for sale, 672,327 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	672,327 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	UPS235816
MLS Number	14094688
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2024 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

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Used 2024 International LT625 Sleeper Semi Truck for sale, 440,111 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	440,111 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	UPS235783
MLS Number	14094685
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

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

Newly Listed

$61,750 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 511,277 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	511,277 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	UPP236108
MLS Number	14094680
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

Newly Listed

$49,000 USD

Used 2023 International LT625 Sleeper Semi Truck with 73" Integral Sleeper, Cummins X15 450HP engine, Eaton 12-speed automatic transmission, tandem rear axle, air ride suspension, 610,292...

Condition	Used
Usage	610,292 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	UPP235916
MLS Number	14094676
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

2023 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

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Used 2023 Volvo VNL64760 Sleeper Semi Truck for sale, 515,498 miles, 455 HP D13 diesel engine, 70" integral sleeper, 12-speed automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	515,498 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 2.64 ratio
Stock Number	207256
MLS Number	14094675
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

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Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension,...

Condition	Used
Usage	251,632 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13
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	226748
MLS Number	14094667
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Spartanburg, SC, US
Sold By	Penske Used Trucks

2023 Volvo VNL64860 Sleeper Semi Truck - 77" Integral Sleeper, 455HP, 12 Speed Automatic

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Used 2023 Volvo VNL64860 Sleeper Semi Truck for sale, 425,177 miles, 455HP D13 TC engine, 12-speed automatic transmission, 77" integral sleeper, tandem rear axle, air ride suspension, diesel...

Condition	Used
Usage	425,177 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13 TC
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	77"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	167049
MLS Number	14094652
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Olive Branch, MS, US
Sold By	Penske Used Trucks

2023 Volvo VNL64860 Sleeper Semi Truck - 77" Integral Sleeper, 455HP, 12 Speed Automatic

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Used 2023 Volvo VNL64860 Sleeper Semi Truck for sale, 501,023 miles, 455 HP D13 TC diesel engine, 12-speed automatic transmission, 77" integral sleeper, 300-gallon fuel capacity, tandem rear...

Condition	Used
Usage	501,023 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	D13 TC
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	77"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	167047
MLS Number	14094651
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Olive Branch, MS, US
Sold By	Penske Used Trucks

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

Price Drop $43,250 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 575,147 miles, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	575,148 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	599740
MLS Number	13582417
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Louisville, KY, US
Sold By	Penske Used Trucks

2023 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

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Used 2023 Volvo VNL64760 Sleeper Semi Truck for sale, 612,921 miles, 455HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension....

Condition	Used
Usage	612,921 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	455373
MLS Number	14094627
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

2023 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

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Used 2023 Volvo VNL64760 Sleeper Semi Truck for sale, 454,500 miles, 455HP D13 diesel engine, 12-speed automatic Volvo transmission, 70" integral sleeper, white, air ride suspension. Don't...

Condition	Used
Usage	454,500 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	455371
MLS Number	14094626
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

Newly Listed

$59,000 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 450,657 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	450,657 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	UPP235108
MLS Number	14094610
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	North Bergen, NJ, US
Sold By	Penske Used Trucks

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

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Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 278,131 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	278,131 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 2.85 ratio
Stock Number	442890
MLS Number	14094606
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

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Used 2022 Volvo VNL64760 Sleeper Semi Truck for sale, 733,103 miles, 455 HP D13 diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension....

Condition	Used
Usage	733,103 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 2.64 ratio
Stock Number	438458
MLS Number	14094599
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Reading, PA, US
Sold By	Penske Used Trucks