Freightliner 12 Speed Sleeper Semi Trucks For Sale

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

Recently Updated

$62,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper for sale, 396,209 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear...

Condition	Used
Usage	396,209 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	367381
MLS Number	14114077
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Windsor, WI, US
Sold By	Penske Used Trucks

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

Recently Updated

$52,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 590,700 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral air ride sleeper. Check it...

Condition	Used
Usage	590,703 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	362670
MLS Number	14069419
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(844) 912-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Price Drop $59,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AC, SLIDING, 5TH WHEEL!!!!! AIR RIDE, COLLISION MITIGATION, APU!!! Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	444,783 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	H02433
MLS Number	13952631
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

(844) 624-___ SHOW
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2019 Freightliner Cascadia 113 Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$34,950 USD

FOR SALE 2019 FREIGHTLINER 113 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 BRAKES!...

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 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MO10644
MLS Number	13949408
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

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

Recently Updated

$51,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 567,796 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	567,796 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	354900
MLS Number	13811399
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Brook Park, OH, US
Sold By	Penske Used Trucks

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

Newly Listed

$41,000 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 589,331 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	589,331 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	255452
MLS Number	14134217
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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

Recently Updated

$60,250 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 437,187 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	437,187 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	224313
MLS Number	14063813
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Clackamas, OR, US
Sold By	Penske Used Trucks

(844) 216-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Recently Updated

$56,000 USD

Brand new 11r24.5 drive tires, All new brakes and rotors, 432,093 Miles, DD15 505 HP, DT12 Automated, 72" Mid-Roof XT Sleeper, Jakes, 40,000 Lb. Rear Ends, 3.08 Ratio, Air Ride, Bunk...

Condition	Used
Usage	432,093 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LJ3613
MLS Number	13712682
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$40,250 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 657,232 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	657,232 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	324967
MLS Number	14116077
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Morristown, TN, US
Sold By	Penske Used Trucks

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

Newly Listed

$40,000 USD

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

Condition	Used
Usage	646,056 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	324941
MLS Number	14134163
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Conway, SC, US
Sold By	Penske Used Trucks

(844) 748-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Recently Updated

$97,900 USD

274313 Miles, 9665 Hours, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	9,665 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
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	UH2061
MLS Number	13068305
Category	Sleeper Semi Trucks
Last Updated	2/9/2026
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

(844) 385-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Condo Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$50,106 USD

Condition	Used
Usage	647,701 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	831900
MLS Number	13951432
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	Fort Worth, TX, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Condo Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$55,200 USD

Condition	Used
Usage	532,627 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	868935
MLS Number	13959075
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	Fort Worth, TX, US
Sold By	Ryder

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

Recently Updated

$53,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 554,821 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	554,856 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	394508
MLS Number	13885410
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Mount Juliet, TN, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 547,358 miles, 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	547,359 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	372073
MLS Number	13899597
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Round Rock, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$59,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 455HP DD15AT engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension, and 220...

Condition	Used
Usage	529,453 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	385524
MLS Number	13865273
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Monmouth Junction, NJ, US
Sold By	Penske Used Trucks

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

Recently Updated

$47,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed automatic transmission, tandem rear axle, air ride suspension. Come see...

Condition	Used
Usage	628,267 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	372504
MLS Number	14014375
Category	Sleeper Semi Trucks
Last Updated	2/10/2026
Location	Pell City, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$60,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP Diesel engine, DD15AT, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension, 220...

Condition	Used
Usage	480,059 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 2.05 ratio
Stock Number	371800
MLS Number	13881242
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Tuscaloosa, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$49,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 594,463 miles, 455 HP DD15AT engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	594,463 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	367377
MLS Number	14107053
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Windsor, WI, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 470,902 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	470,902 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	360419
MLS Number	14062514
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$63,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 411,427 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	411,427 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	360200
MLS Number	14094176
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$66,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 348,519 miles, 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, air ride suspension...

Condition	Used
Usage	348,519 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	360199
MLS Number	14094175
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$60,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 466,208 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	466,208 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	360198
MLS Number	14096104
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$64,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 380,489 miles, 455HP DD15AT diesel engine, 72\" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	380,489 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	360196
MLS Number	14094174
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks