Freightliner 12 Speed Sleeper Semi Trucks For Sale

23 0

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

Price Drop

$68,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale with 381,884 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13,300 lb front...

Condition	Used
Usage	381,885 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	342002
MLS Number	13854039
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Greeley, CO, US
Sold By	Penske Used Trucks

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34 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$41,995 USD

***Our End-of-Year Sale is here — save up to $3,500 off on select trucks until December 31!*** DETROIT DD15 / AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2019...

Condition	Used
Usage	671,073 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	J0578
MLS Number	13770129
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

24 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop

$37,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 655,064 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, air ride...

Condition	Used
Usage	712,925 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	226795
MLS Number	14013384
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$41,000 USD

Used 2019 Freightliner Cascadia 125 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	670,921 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	226781
MLS Number	14053057
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Fontana, CA, US
Sold By	Penske Used Trucks

28 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$60,750 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 401,726 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	401,726 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	222550
MLS Number	14053056
Category	Sleeper Semi Trucks
Last Updated	12/21/2025
Location	Londonderry, NH, US
Sold By	Penske Used Trucks

9 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$49,742 USD

Condition	Used
Usage	627,607 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	825202
MLS Number	14052667
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Hilliard, OH, US
Sold By	Ryder

9 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 73" Condo Sleeper, 455HP, 12 Speed Automatic

$41,274 USD

Condition	Used
Usage	777,814 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	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	881263
MLS Number	14052649
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Atlanta, GA, US
Sold By	Ryder

11 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 80" Condo Sleeper, 455HP, 12 Speed Automatic

$33,000 USD

Condition	Used
Usage	890,221 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	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	878814
MLS Number	14052645
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Tampa, FL, US
Sold By	Ryder

9 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic

$50,838 USD

Condition	Used
Usage	651,866 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	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	242036
MLS Number	14052622
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Kansas City, MO, US
Sold By	Ryder

9 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 400HP, 12 Speed Automatic

$68,198 USD

Condition	Used
Usage	465,402 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15'14 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	239968
MLS Number	14052615
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	West Sacramento, CA, US
Sold By	Ryder

13 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$38,199 USD

Condition	Used
Usage	724,038 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	873550
MLS Number	13705505
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Kearny, NJ, US
Sold By	Ryder

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20 1

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

$79,900 USD

2022 Freightliner Cascadia 126 – DD15 / DT12 / Double Bunk, Stock #6806 | 392,287 Miles | DOT Ready Well-keptsouthern, fleet-maintained 2022 Freightliner Cascadia 126built to run...

Condition	Used
Usage	392,287 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	6806
MLS Number	13696225
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

28 0

2023 Freightliner Cascadia 116 Sleeper Semi Truck - 72" Integral Sleeper, 410HP, 12 Speed Automatic

$65,500 USD

Used 2023 Freightliner Cascadia 116 Sleeper Semi Truck for sale, 552,975 miles, 410HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	585,436 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 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	195570
MLS Number	13865554
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Wichita, KS, US
Sold By	Penske Used Trucks

24 0

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

Price Drop

$55,250 USD

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

Condition	Used
Usage	611,096 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	168116
MLS Number	13854191
Category	Sleeper Semi Trucks
Last Updated	12/26/2025
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

27 0

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

$63,250 USD

Used 2023 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	595,022 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	284076
MLS Number	13885465
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Montgomery, NY, US
Sold By	Penske Used Trucks

28 0

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

$68,500 USD

Used 2023 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	588,292 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	312359
MLS Number	13847525
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Carson, CA, US
Sold By	Penske Used Trucks

23 0

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

$51,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 624,909 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	636,314 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	280230
MLS Number	13612592
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Garland, TX, US
Sold By	Penske Used Trucks

23 0

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

$76,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 372,109 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72” integral sleeper, tandem rear axle....

Condition	Used
Usage	372,340 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	437772
MLS Number	13868422
Category	Sleeper Semi Trucks
Last Updated	12/26/2025
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

26 0

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

$69,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 445,395 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	468,277 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	463692
MLS Number	13868398
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Millville, NJ, US
Sold By	Penske Used Trucks

23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic

Price Drop

$76,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 414,718 miles, 475 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	426,254 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	390292
MLS Number	14015480
Category	Sleeper Semi Trucks
Last Updated	12/26/2025
Location	Jurupa Valley, CA, US
Sold By	Penske Used Trucks

23 0

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

$60,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 492,648 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	497,765 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	394513
MLS Number	14015364
Category	Sleeper Semi Trucks
Last Updated	12/28/2025
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

23 0

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

$59,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 431,754 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 72" integral sleeper....

Condition	Used
Usage	431,754 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	394312
MLS Number	13534110
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Corbin, KY, US
Sold By	Penske Used Trucks

23 0

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

$77,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 413,616 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	413,616 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	394285
MLS Number	13504377
Category	Sleeper Semi Trucks
Last Updated	12/21/2025
Location	Goodyear, AZ, US
Sold By	Penske Used Trucks

25 0

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

Price Drop

$61,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 432,426 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	432,426 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	394263
MLS Number	13879424
Category	Sleeper Semi Trucks
Last Updated	12/21/2025
Location	Middlefield, OH, US
Sold By	Penske Used Trucks