Freightliner 12 Speed Cascadia 126 Sleeper Semi Trucks For Sale in United States

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

$69,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 661,265 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	692,000 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	UPP235668
MLS Number	14229095
Category	Sleeper Semi Trucks
Last Updated	10/17/2026
Location	Salem, VA, US
Sold By	Penske Used Trucks

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

$79,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 438,458 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	456,843 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	EPES21272
MLS Number	14514381
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Longview, TX, US
Sold By	Penske Used Trucks

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

$59,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride suspension, 635,792...

Condition	Used
Usage	636,751 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	303632
MLS Number	14601030
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Forest Park, GA, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
NUMBERCall Seller

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 73" Condo Sleeper, 450HP, 12 Speed Automatic

$57,212 USD

Condition	Used
Usage	653,201 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'21 450/1700
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	526176
MLS Number	14601771
Category	Sleeper Semi Trucks
Last Updated	9/23/2026
Location	Bensalem, PA, US
Sold By	Ryder

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$75,250 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 609,463 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	712,699 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	407522
MLS Number	13801316
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Sacramento, CA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 48" Integral Sleeper, 470HP, 12 Speed Automatic

$60,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 466,055 miles, 470 HP DD13 diesel engine, 12-speed automatic Detroit transmission, 48" integral sleeper, single rear axle,...

Condition	Used
Usage	480,124 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	305239
MLS Number	14306489
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

$63,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 571,538 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	585,058 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	337620
MLS Number	14497874
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

(866) 530-___ SHOW
NUMBERCall Seller

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 455HP, Automatic

$75,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15, 505 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 579,356 MILES, APU FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED...

Condition	Used
Usage	579,356 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	5789
MLS Number	14573787
Category	Sleeper Semi Trucks
Last Updated	9/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(855) 910-___ SHOW
NUMBERCall Seller

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

$68,000 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	488,337 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	3615
MLS Number	14614622
Category	Sleeper Semi Trucks
Last Updated	9/25/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(855) 910-___ SHOW
NUMBERCall Seller

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

$68,000 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	487,817 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	3643
MLS Number	14559378
Category	Sleeper Semi Trucks
Last Updated	9/19/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

$62,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 647,416 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	647,417 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	385385
MLS Number	14583707
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Laredo, TX, US
Sold By	Penske Used Trucks

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

$62,250 USD

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

Condition	Used
Usage	693,347 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	UPP236154
MLS Number	14284301
Category	Sleeper Semi Trucks
Last Updated	9/24/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

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

$65,250 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. Check...

Condition	Used
Usage	654,804 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	UPP236128
MLS Number	14263149
Category	Sleeper Semi Trucks
Last Updated	9/24/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$73,000 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck, 628,249 miles, 455HP DD15AT Diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	628,919 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	212914
MLS Number	14478165
Category	Sleeper Semi Trucks
Last Updated	10/17/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$57,750 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 824,840 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	825,510 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	212913
MLS Number	14511743
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$70,000 USD

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

Condition	Used
Usage	549,790 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	421243
MLS Number	14612709
Category	Sleeper Semi Trucks
Last Updated	9/18/2026
Location	Rochester, NY, US
Sold By	Penske Used Trucks

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

$64,750 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	583,237 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	10/16/2026
Location	Boise, ID, US
Sold By	Penske Used Trucks

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

$73,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 574,864 miles, 475HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72\" integral sleeper, tandem rear axle,...

Condition	Used
Usage	574,916 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	454312
MLS Number	14571215
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

(855) 591-___ SHOW
NUMBERCall Seller

2024 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$79,900 USD

2024 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia!, Well-kept Mississippi Cascadia with remaining transmission coverage, low engine hours, and plenty of long-haul comfort!...

Condition	Used
Usage	502,226 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	2.85 ratio
Stock Number	UT8780
MLS Number	14569258
Category	Sleeper Semi Trucks
Last Updated	9/16/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

$84,250 USD

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

Condition	Used
Usage	414,273 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	371747
MLS Number	14606065
Category	Sleeper Semi Trucks
Last Updated	10/16/2026
Location	Aurora, CO, US
Sold By	Penske Used Trucks

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

$73,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 481,052 miles, 450HP DD13 diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission. Come see us today.

Condition	Used
Usage	481,052 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	371780
MLS Number	14557307
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

$49,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 492,968 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, single rear axle,...

Condition	Used
Usage	492,984 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	371834
MLS Number	14361080
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Fort Wayne, IN, US
Sold By	Penske Used Trucks

(855) 591-___ SHOW
NUMBERCall Seller

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$36,900 USD

2020 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia Sleeper!, Well-equipped Cascadia 126 with a proven Detroit powertrain, spacious double-bunk condo sleeper, and a solid...

Condition	Used
Usage	756,423 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	3.08 ratio
Stock Number	LX6229
MLS Number	14604215
Category	Sleeper Semi Trucks
Last Updated	9/15/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$78,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, equipped with a 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	564,185 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 2.64 ratio
Stock Number	461845
MLS Number	14430074
Category	Sleeper Semi Trucks
Last Updated	9/26/2026
Location	Millville, NJ, US
Sold By	Penske Used Trucks