Freightliner 12 Speed Cascadia 126 Sleeper Semi Trucks For Sale

(844) 385-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Newly Listed

$56,015 USD

Condition	Used
Usage	638,718 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	3.08 ratio
Stock Number	287252
MLS Number	14535399
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Springfield, MA, US
Sold By	Ryder

(844) 385-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$77,170 USD

Condition	Used
Usage	383,290 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	290604
MLS Number	14488468
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Allentown, PA, US
Sold By	Ryder

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 470HP, 12 Speed Automatic

Recently Updated

$83,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 474,917 miles, 470 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	486,986 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	Cummins X15
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	199196
MLS Number	14479986
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

Recently Updated

$74,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 482,479 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, 22.5" tires. Check...

Condition	Used
Usage	486,854 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	429313
MLS Number	14506835
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 492,133 miles, 455HP DD15AT engine, 72" integral sleeper, 12-speed automatic transmission, air ride suspension, 220 gal fuel...

Condition	Used
Usage	506,659 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	392391
MLS Number	14274082
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

(866) 530-___ SHOW
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2025 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$99,995 USD

2025 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 505 HP / GEN5, DETROIT DT12 AUTOMATIC TRANSMISSION, 413,718 MILES, FLEET MAINTAINED MULTIPLE UNITS ARE AVAILABLE FINANCING...

Condition	Used
Usage	413,718 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	8269
MLS Number	14360379
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$59,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 587,601 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	609,679 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	372070
MLS Number	13541843
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

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

Recently Updated

$73,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 498,299 miles, 455HP DD15AT Diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride suspension...

Condition	Used
Usage	509,434 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	385336
MLS Number	14231131
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

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

Recently Updated

$63,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 550,634 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13,300 lb front axle,...

Condition	Used
Usage	573,808 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	380774
MLS Number	14320682
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Boise, ID, US
Sold By	Penske Used Trucks

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

Recently Updated

$73,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 496,631 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	499,000 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	321777
MLS Number	14332575
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Arlington, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 491,977 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	495,295 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	337614
MLS Number	14493600
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$54,000 USD

Used 2020 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	654,218 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	283544
MLS Number	14396894
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Recently Updated

$60,750 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck with 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride suspension,...

Condition	Used
Usage	571,094 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	256560
MLS Number	13368983
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(844) 216-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

$49,900 USD

Several Available!, Full 128 Point Inspection, 547,272 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	547,272 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LY5950
MLS Number	13916446
Category	Sleeper Semi Trucks
Last Updated	8/10/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 216-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$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	13463920
Category	Sleeper Semi Trucks
Last Updated	8/10/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 216-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$56,900 USD

574k Miles, DD15 Detroit Reman Engine, 400 HP (upgradeable to 505), DT12 Automated, Fleet Maintained, Double Bunk Condo, Fridge, Collision Mitigation System, 225" WB, 2.85 Ratio, 12,500...

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
Stock Number	MA9747
MLS Number	13463917
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$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	8/9/2026
Location	Piqua, OH, US
Sold By	Penske Used Trucks

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

Recently Updated

$96,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 299,998 miles, 475 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	299,998 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 3.08 ratio
Stock Number	445066
MLS Number	14516616
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Pell City, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$63,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 612,798 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, air ride...

Condition	Used
Usage	616,610 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	450559
MLS Number	14430069
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Sellersburg, IN, US
Sold By	Penske Used Trucks

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

Newly Listed

$61,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 637,953 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	637,954 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	460072
MLS Number	14533309
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

Newly Listed

$71,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 502,249 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13,300 lbs front...

Condition	Used
Usage	502,970 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	428663
MLS Number	14533308
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

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

Newly Listed

$64,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 592,665 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	592,665 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	427959
MLS Number	14533307
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Carrollton, TX, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

Newly Listed

$65,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 512,300 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	512,300 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 2.47 ratio
Stock Number	371778
MLS Number	14533265
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

Recently Updated

$48,500 USD

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

Condition	Used
Usage	741,675 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	334540
MLS Number	14030464
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Sellersburg, IN, US
Sold By	Penske Used Trucks