12 Speed Sleeper Semi Trucks with Air Ride Suspension For Sale

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

$70,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 458,458 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	459,201 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	385271
MLS Number	14087805
Category	Sleeper Semi Trucks
Last Updated	1/20/2026
Location	Memphis, TN, US
Sold By	Penske Used Trucks

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

$53,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 592,081 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	607,618 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	384977
MLS Number	13881362
Category	Sleeper Semi Trucks
Last Updated	1/17/2026
Location	Liverpool, NY, US
Sold By	Penske Used Trucks

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

Price Drop $53,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 557,294 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	557,308 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	334611
MLS Number	13703432
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

$12,000 USD

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

Condition	Used
Usage	679,255 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	Single Axle
Rear End	23,000 lb 3.07 ratio
Stock Number	366664
MLS Number	14087755
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Memphis, TN, US
Sold By	Penske Used Trucks

2020 International LT625 Sleeper Semi Truck - 56" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$30,750 USD

Used 2020 International LT625 Sleeper Semi Truck for sale, 636,175 miles, 56" integral sleeper, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, tandem rear axle...

Condition	Used
Usage	636,176 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	56"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	362749
MLS Number	14014223
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

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

$53,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 604,999 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	604,999 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	360397
MLS Number	14087750
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

$50,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 633,157 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	633,157 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	360396
MLS Number	14087749
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Price Drop $49,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 455HP DD15AT engine, 12-speed Detroit automatic transmission, tandem rear axle, 220-gallon fuel capacity....

Condition	Used
Usage	603,004 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	356905
MLS Number	14014108
Category	Sleeper Semi Trucks
Last Updated	1/18/2026
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

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

Price Drop $35,250 USD

Used 2020 International LT625 Sleeper Semi Truck for sale, 573,031 miles, Cummins X15 Diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	573,031 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	354290
MLS Number	14087747
Category	Sleeper Semi Trucks
Last Updated	1/23/2026
Location	Garden City, GA, US
Sold By	Penske Used Trucks

2020 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

$47,250 USD

Used 2020 Volvo VNL64760 Sleeper Semi Truck for sale, 657,064 miles, 455 HP D13 TC diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension...

Condition	Used
Usage	657,064 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	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	348477
MLS Number	14087746
Category	Sleeper Semi Trucks
Last Updated	1/18/2026
Location	Harrisburg, PA, US
Sold By	Penske Used Trucks

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2021 Volvo VNL64T860 Sleeper Semi Truck - Raised Roof Sleeper, D13 410HP, 12 Speed I Shift Amt

$53,900 USD

2021 Volvo VNR64T860 **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires for an...

Condition	Used
Usage	548,269 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF113004 Web
MLS Number	13881510
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Pittston, PA, US
Sold By	Nationwide Haul

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2021 Volvo VNL64T860 Sleeper Semi Truck - Raised Roof Sleeper, D13 410HP, 12 Speed I Shift Amt

$53,900 USD

2021 Volvo VNR64T860 **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires for an...

Condition	Used
Usage	548,269 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF113004
MLS Number	13881508
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Pittston, PA, US
Sold By	Nationwide Haul

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

Price Drop $50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 629,720 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	629,720 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	295444
MLS Number	14087712
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

$52,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 580,246 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	580,246 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	295442
MLS Number	12838669
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Fort Smith, AR, US
Sold By	Penske Used Trucks

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

$52,000 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 406,192 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	412,494 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	268815
MLS Number	14063862
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

$58,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 499,870 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	507,480 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	268730
MLS Number	14013618
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Columbus, OH, US
Sold By	Penske Used Trucks

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

$37,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, AIR RIDE, PDL LOCK, Se Habla...

Condition	Used
Usage	425,988 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	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.93 ratio
Stock Number	L01549-DELIVERY 2 U
MLS Number	13855859
Category	Sleeper Semi Trucks
Last Updated	1/17/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

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2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 405HP, 12 Speed Endurant Amt

$69,950 USD

2022 Kenworth T680 – SUPER LOW MILES AND REMAING 5 year 500K mile Engine and AFTERTREATMENT WARRANTY, Built for serious operators, this 2022 Kenworth T680 delivers both comfort and...

Condition	Used
Usage	184,822 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	MO10770
MLS Number	13852434
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

2019 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$28,500 USD

Used 2019 International LT625 Sleeper Semi Truck for sale, 685,244 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, 230" wheelbase,...

Condition	Used
Usage	685,543 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	332283
MLS Number	13755352
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Martinsville, VA, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, Automatic

$56,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!!!! AIR RIDE, K-PIN REL, AIR SLIDE, ENGINE BRAKE, SLPR DOME, AMBT LIGHT, DOME LIGHT, HSA OFF, ATC SPIN, LDW OFF,...

Condition	Used
Usage	528,206 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	69"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	L01507-DELIVERY 2 U
MLS Number	13781473
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

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

$31,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 768,084 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13300 lbs front...

Condition	Used
Usage	768,084 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	226783
MLS Number	14087543
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

$38,250 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 688,996 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	690,090 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	226770
MLS Number	14087542
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

$55,750 USD

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

Condition	Used
Usage	440,879 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	222549
MLS Number	14043695
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Londonderry, NH, US
Sold By	Penske Used Trucks

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2021 Volvo VNL64T860 Sleeper Semi Truck - 77" Raised Roof Sleeper, D13 425HP, 12 Speed I Shift Amt

$49,900 USD

2021 Volvo VNL64T680 Double Bunk Condo Sleeper Specs:, -Mileage: 603565, -Engine: Volvo D13, -Automated: Transmission: Volvo I Shift, -Suspension: Air-Ride, -Wheels: Aluminum, -Tires; Super...

Condition	Used
Usage	603,565 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	77"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	TNF113074 web
MLS Number	13747938
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Greer, SC, US
Sold By	Nationwide Haul