Used Freightliner 12 Speed Cascadia 126 Sleeper Semi Trucks For Sale

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

$90,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 354,525 MILES, FLEET MAINTAINED, READY TO WORK MULTIPLE SIMILAR UNITS ARE AVAILABLE FINANCING...

Condition	Used
Usage	354,525 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	2023
MLS Number	14422360
Category	Sleeper Semi Trucks
Last Updated	7/31/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

$79,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 438,966 MILES, FLEET MAINTAINED, READY TO WORK MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL...

Condition	Used
Usage	438,966 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	1772
MLS Number	14386335
Category	Sleeper Semi Trucks
Last Updated	7/31/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic

$81,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 501,504 miles, 475 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	501,507 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 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	301981
MLS Number	14319743
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$79,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 474,298 miles, 400 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	474,304 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	EPES21288
MLS Number	14014958
Category	Sleeper Semi Trucks
Last Updated	9/19/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$75,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 495,267 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	495,514 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	345096
MLS Number	14431625
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Conyers, GA, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$80,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 456,429 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72\" integral sleeper, tandem rear axle,...

Condition	Used
Usage	456,953 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	EPES21281
MLS Number	14014954
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

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

$70,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 573,923 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	573,925 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	422827
MLS Number	14490119
Category	Sleeper Semi Trucks
Last Updated	10/17/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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, 574,751 miles, 455 HP DD15AT diesel engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, tandem rear...

Condition	Used
Usage	574,752 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	469973
MLS Number	14358455
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic

$54,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 755,524 miles, 475HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	755,524 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 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	465199
MLS Number	14493664
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$56,500 USD

Used 2020 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	679,071 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	283538
MLS Number	14374346
Category	Sleeper Semi Trucks
Last Updated	9/5/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$79,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 483,158 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	483,160 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	412990
MLS Number	14358430
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$67,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 600,624 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	600,659 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	464186
MLS Number	14069749
Category	Sleeper Semi Trucks
Last Updated	10/1/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$62,000 USD

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

Condition	Used
Usage	672,349 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	UPP236132
MLS Number	14145344
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$61,750 USD

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

Condition	Used
Usage	661,744 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	393988
MLS Number	14102052
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 435HP, 12 Speed Automatic

Price Drop $45,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, single rear axle, air ride suspension....

Condition	Used
Usage	475,304 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	371839
MLS Number	14256848
Category	Sleeper Semi Trucks
Last Updated	10/17/2026
Location	Fort Wayne, IN, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

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542097 Miles, 15266 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	15,266 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
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
Stock Number	LH4050
MLS Number	14229146
Category	Sleeper Semi Trucks
Last Updated	5/12/2026
Location	Caledonia, WI, US
Sold By	TFS Recovery, Inc.

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 475HP, 12 Speed Automatic

$70,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 478,580 miles, 475 HP DD15AT Diesel engine, 12-speed Detroit automatic transmission, 48" integral sleeper, tandem rear axle....

Condition	Used
Usage	478,580 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	283132
MLS Number	14314837
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Concord, NC, US
Sold By	Penske Used Trucks

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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	3/16/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Tri State Truck Center - Springfield, MO

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

$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.

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

$31,995 USD

Condition	Used
Usage	965,182 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	273970
MLS Number	14105780
Category	Sleeper Semi Trucks
Last Updated	9/11/2026
Location	Tacoma, WA, US
Sold By	Ryder

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2024 Freightliner Cascadia 126 * FRESH IN, 4YR 600K Remaining Factory Warranty, 9/28/27 505HP Tri Pac Apu

$96,950 USD

For sale is an unbeatable 2024 Freightliner Cascadia, powered by a robust 505HP Detroit DD15 Engine with 1750 Torque and a smooth DT12 Automatic Transmission, paired with a 2.64 Rear Ratio...

Warranty

Condition	Used
Usage	6,678 Hours
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	Condo Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UVG5059
MLS Number	13871092
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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2021 Freightliner Cascadia 126 Sleeper Semi Truck- 72in Condo , Double Bunk ,455HP , Carrier APU

$59,950 USD

For sale: 2021 Freightliner Cascadia with 502,000 miles, powered by a reliable Detroit engine and DT12 automatic transmission. Features a spacious 72-inch condo sleeper with double bunk,...

Warranty

Condition	Used
Usage	10,393 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Double Bunk
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	UMJ9351
MLS Number	13756361
Category	Sleeper Semi Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 50" Condo Sleeper, 455HP, 12 Speed Automatic

$59,200 USD

Condition	Used
Usage	479,449 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	50"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	867185
MLS Number	13592026
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Bensalem, PA, US
Sold By	Ryder

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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 50" Condo Sleeper, 455HP, 12 Speed Automatic

$57,533 USD

Condition	Used
Usage	513,334 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	50"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	867175
MLS Number	13694701
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Bensalem, PA, US
Sold By	Ryder