Used Diesel Freightliner Cascadia 126 Sleeper Semi Trucks For Sale

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

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$60,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, heavy duty GVWR. Check it...

Condition	Used
Usage	660,395 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	385020
MLS Number	14430025
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Belden, MS, US
Sold By	Penske Used Trucks

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

Newly Listed

$65,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 566,782 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 200-gallon fuel...

Condition	Used
Usage	566,782 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	EPES21246
MLS Number	14506701
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Garland, TX, 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, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 220-gal fuel capacity, tandem rear axle, air ride...

Condition	Used
Usage	637,557 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	373393
MLS Number	14155552
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

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$49,000 USD

533,569 Miles, DD13 Detroit, 505 HP, DT12 Automatic, 3.08 Ratio, Long 228" WB, 12k Fronts, 40k Rears, Power Windows/Locks/Mirrors, Aluminum Wheels, Air Slide 5th Wheel, Sirius XM/Bluetooth,...

Condition	Used
Usage	533,569 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MZ8680
MLS Number	14347154
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 10 Speed Manual

Newly Listed

$62,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale with 550,703 miles, 455 HP DD15AT diesel engine, 10-speed Eaton manual transmission, 60" integral sleeper, 220-gallon fuel...

Condition	Used
Usage	550,703 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	10 Speed Manual
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	372437
MLS Number	14506692
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Salt Lake City, UT, US
Sold By	Penske Used Trucks

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

Newly Listed

$68,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 502,368 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, air ride suspension...

Condition	Used
Usage	502,368 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 3.55 ratio
Stock Number	352752
MLS Number	14506656
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Cleveland, TN, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Newly Listed

$69,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, Cummins X15 Diesel engine, 450 HP, 13-speed Eaton automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	489,164 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341559
MLS Number	14506624
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Denver, CO, US
Sold By	Penske Used Trucks

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

Price Drop $52,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 697,455 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	697,455 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	275888
MLS Number	12558055
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Newly Listed

$71,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 454,865 miles, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	454,865 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 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	338660
MLS Number	14506623
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$61,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 511,366 miles, Cummins X15 diesel engine, 450 HP, 13-speed automatic Eaton transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	511,819 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 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	338565
MLS Number	14374350
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Newly Listed

$67,000 USD

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

Condition	Used
Usage	496,984 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	337805
MLS Number	14506621
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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

Newly Listed

$62,250 USD

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

Condition	Used
Usage	563,789 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	337781
MLS Number	14506620
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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

Newly Listed

$70,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 445,996 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	445,996 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	337644
MLS Number	14506618
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 10 Speed Manual

Newly Listed

$65,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 468,374 miles, 455 HP DD15AT diesel engine, 10-speed Eaton manual transmission, 72" integral sleeper, tandem rear axle. Check it out.

Condition	Used
Usage	468,374 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	10 Speed Manual
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	283556
MLS Number	14506612
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Baltimore, MD, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

Newly Listed

$71,500 USD

Condition	Used
Usage	276,118 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20477
MLS Number	14506608
Category	Sleeper Semi Trucks
Last Updated	7/27/2026
Location	Gary, IN, US
Sold By	Schneider

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2023 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$88,700 USD

Condition	Used
Usage	348,749 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	54170
MLS Number	14506606
Category	Sleeper Semi Trucks
Last Updated	7/27/2026
Location	Carlisle, PA, US
Sold By	Schneider

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Newly Listed

$59,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 628,990 miles, 450 HP Cummins X15 diesel engine, 10-speed Eaton automatic transmission, 60" integral sleeper, tandem rear...

Condition	Used
Usage	628,990 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	281091
MLS Number	14506603
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Pottsville, PA, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

Newly Listed

$56,900 USD

574,690 Miles, DD15 Detroit Reman Engine, 400 HP (upgradeable to 505), DT12 Automated, Fleet Maintained, Super Clean, Double Bunk Condo, Fridge, Collision Mitigation System, 225" WB, 2.85...

Condition	Used
Usage	574,428 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MA9747
MLS Number	14504880
Category	Sleeper Semi Trucks
Last Updated	7/26/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 216-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

Newly Listed

$38,200 USD

714,510 Miles, DD15 Detroit, 400 HP, DT12 Automated, 2.16 Ratio, 226" WB, 12500# Fronts, 40,000# Rears, Double Bunk Sleeper, Bluetooth, Inter-Axle Lock, Air Suspension Dump, Air Slide 5th...

Condition	Used
Usage	714,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
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 2.16 ratio
Stock Number	MA9678
MLS Number	14504875
Category	Sleeper Semi Trucks
Last Updated	7/27/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 910-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck

Condition	Used
Usage	491,991 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 2.47 ratio
Stock Number	3509
MLS Number	14487736
Category	Sleeper Semi Trucks
Last Updated	7/24/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

Newly Listed

$54,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 765,392 miles, 72" integral sleeper, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air...

Condition	Used
Usage	765,392 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	UPP236569
MLS Number	14504476
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Piqua, OH, 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 with 72" integral sleeper, 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 300-gallon fuel...

Condition	Used
Usage	752,740 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	UPP235635
MLS Number	14248711
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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

Newly Listed

$65,500 USD

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

Condition	Used
Usage	680,230 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	UPP236168
MLS Number	14504468
Category	Sleeper Semi Trucks
Last Updated	7/24/2026
Location	Des Moines, IA, US
Sold By	Penske Used Trucks

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

Recently Updated

$64,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 627,417 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle. See...

Condition	Used
Usage	646,394 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	UPP236147
MLS Number	14165276
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks