Diesel Freightliner 12 Speed Sleeper Semi Trucks For Sale

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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Recently Updated

$89,900 USD

WARRANTY COVERAGES: ENGINE MAJOR COMPONENTS PARTS ONLY 5Y/500K ML, EXTENDED DETROIT EW4 ENGINE COVERAGE 4Y/500K ML, BASIC TRANSMISSION COVERAGE 5Y/750K ML. IN SERVICE DATE: 9/29/2022, Eng...

Condition	Used
Usage	13,073 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 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	1731
MLS Number	14271500
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

Recently Updated

$63,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 647,490 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	647,497 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 3.08 ratio
Stock Number	UPP235671
MLS Number	14274122
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

Recently Updated

$62,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck, 658,219 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, 13300 lbs...

Condition	Used
Usage	658,220 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 3.08 ratio
Stock Number	UPP235670
MLS Number	14234308
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

Newly Listed

$57,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 679,419 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	679,419 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 3.08 ratio
Stock Number	UPP235647
MLS Number	14295777
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

Recently Updated

$58,750 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 666,742 miles, 450HP DD13 diesel engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, 13300 lbs front...

Condition	Used
Usage	666,884 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	UPP236161
MLS Number	14097107
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

Recently Updated

$51,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 450 HP DD13 diesel engine, 12-speed automatic transmission, tandem rear axle, and 300-gallon fuel capacity....

Condition	Used
Usage	732,907 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	UPP236160
MLS Number	14105614
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

$55,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	483,656 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3674
MLS Number	14246417
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(844) 624-___ SHOW
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2022 Freightliner Cascadia 116 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 450HP, 12 Speed Autoshift Automatic

Price Drop $52,950 USD

For Sale: 2022 FREIGHTLINER CASCADIA 116 Sleeper This truck comes equipped with a 450 HP Detroit DD13 12.8l Diesel engine. Engine brake, and a single horizontal exhaust. Automatic Detroit...

Condition	Used
Usage	9,794 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Autoshift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	MO11195
MLS Number	14172286
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

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

Recently Updated

$87,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 243,168 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	243,169 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	446975
MLS Number	13899943
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	La Porte, IN, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,750 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	432,506 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	429933
MLS Number	13879444
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Orlando, FL, US
Sold By	Penske Used Trucks

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

Recently Updated

$81,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 435,512 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride suspension. Check...

Condition	Used
Usage	446,073 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	426342
MLS Number	13785195
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Goodyear, AZ, US
Sold By	Penske Used Trucks

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

Recently Updated

$62,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 454,450 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	454,450 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	424446
MLS Number	13899846
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Newport News, VA, US
Sold By	Penske Used Trucks

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

Recently Updated

$47,000 USD

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

Condition	Used
Usage	599,000 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	462357
MLS Number	14015750
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Mebane, NC, US
Sold By	Penske Used Trucks

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

Recently Updated

$55,000 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, 240-gallon fuel...

Condition	Used
Usage	530,987 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	409868
MLS Number	13794722
Category	Sleeper Semi Trucks
Last Updated	4/9/2026
Location	Monmouth Junction, NJ, US
Sold By	Penske Used Trucks

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

Recently Updated

$52,500 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	4/8/2026
Location	Mount Juliet, TN, US
Sold By	Penske Used Trucks

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

Recently Updated

$64,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	486,164 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3784
MLS Number	14101544
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

Recently Updated

$55,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 570,954 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	570,955 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	385527
MLS Number	14014919
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Plymouth, MI, US
Sold By	Penske Used Trucks

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

Recently Updated

$74,500 USD

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

Condition	Used
Usage	399,499 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	374206
MLS Number	14250368
Category	Sleeper Semi Trucks
Last Updated	4/10/2026
Location	Oklahoma City, OK, US
Sold By	Penske Used Trucks

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

Recently Updated

$45,000 USD

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

Condition	Used
Usage	699,168 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	359159
MLS Number	14273801
Category	Sleeper Semi Trucks
Last Updated	4/10/2026
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

(855) 725-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$69,900 USD

The 2022 Freightliner Cascadia 126 is a popular Class 8 highway tractor in the used truck market, prized for its powerful Detroit diesel engine options, aerodynamic efficiency, and modern...

Condition	Used
Usage	512,652 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	2626
MLS Number	13703252
Category	Sleeper Semi Trucks
Last Updated	4/10/2026
Location	Los Angeles, CA, US
Sold By	TCI Transportation

(866) 530-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Newly Listed

$63,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 441,830 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	441,830 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
Rear End	40,000 lb
Stock Number	7493
MLS Number	14294354
Category	Sleeper Semi Trucks
Last Updated	4/7/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP

Recently Updated

$79,900 USD

315993 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 229, Tandem Rear Axles, Front Axle Weight: 13220...

Condition	Used
Usage	315,993 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	268330
MLS Number	14268958
Category	Sleeper Semi Trucks
Last Updated	4/8/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

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

Newly Listed

$64,995 USD

2021 FREIGHTLINER CASCADIA 126, WALMART SPECS, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 485,974 MILES, DIESEL APU, FLEET MAINTAINED, LOADED TRUCKS MULTIPLE WALMART UNITS...

Condition	Used
Usage	485,974 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
Rear End	40,000 lb
Stock Number	2068
MLS Number	14294190
Category	Sleeper Semi Trucks
Last Updated	4/7/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$57,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 466,893 miles, 455 HP DD15AT diesel engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, tandem rear...

Condition	Used
Usage	466,893 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	394346
MLS Number	14015343
Category	Sleeper Semi Trucks
Last Updated	4/7/2026
Location	Chicopee, MA, US
Sold By	Penske Used Trucks