Used White Freightliner 12 Speed Sleeper Semi Trucks For Sale

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2019 Freightliner Cascadia Sleeper Semi Truck - 73" Condo Sleeper, 455HP, 12 Speed Automatic

$37,910 USD

Condition	Used
Usage	823,886 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	578649
MLS Number	14054251
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Atlanta, GA, US
Sold By	Ryder

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

$75,500 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 502,931 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, 22.5"...

Condition	Used
Usage	502,931 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	301537
MLS Number	14100145
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$71,750 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 601,804 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	601,804 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	207059
MLS Number	14100140
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Medley, FL, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$58,500 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 732,837 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	732,837 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	207058
MLS Number	14100139
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Medley, FL, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$69,000 USD

Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 557,864 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	557,864 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	207057
MLS Number	14100138
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Medley, FL, US
Sold By	Penske Used Trucks

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

$84,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 370,627 miles, 475 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	370,627 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	471033
MLS Number	14100131
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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

$83,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 386,299 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	386,299 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	436579
MLS Number	14100058
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

$79,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 426,580 miles, 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed automatic transmission by Detroit, tandem rear...

Condition	Used
Usage	426,580 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	405172
MLS Number	14100057
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$48,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 658,643 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, 22.5" tires, air...

Condition	Used
Usage	658,643 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	464171
MLS Number	14099963
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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

$49,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 707,370 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, air ride suspension...

Condition	Used
Usage	707,370 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	381210
MLS Number	14099915
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Denver, CO, US
Sold By	Penske Used Trucks

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

$82,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 255,517 miles, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	255,517 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	381182
MLS Number	14099910
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

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

$68,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 370,877 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	371,284 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	381177
MLS Number	14086196
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

$57,000 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	565,772 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	394141
MLS Number	14099836
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Dothan, AL, US
Sold By	Penske Used Trucks

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

$77,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 311,965 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	311,965 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	393992
MLS Number	14099831
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Montgomery, NY, US
Sold By	Penske Used Trucks

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

$63,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, 220-gal fuel capacity....

Condition	Used
Usage	578,606 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	385427
MLS Number	14099147
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

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

Price Drop $34,750 USD

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

Condition	Used
Usage	744,175 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	380793
MLS Number	13302255
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

Price Drop $49,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 576,938 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission. Come see today.

Condition	Used
Usage	576,956 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	334625
MLS Number	13899544
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Fredericksburg, VA, US
Sold By	Penske Used Trucks

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

$62,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 323,508 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	327,655 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	334550
MLS Number	13905594
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Hazleton, PA, US
Sold By	Penske Used Trucks

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

$58,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 508,370 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	508,370 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	373226
MLS Number	14099085
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$51,995 USD

2020 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETORIT DT12 AUTOMATIC TRANSMISSION, 516,160 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	516,160 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	0734
MLS Number	14029244
Category	Sleeper Semi Trucks
Last Updated	1/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP, 12 Speed Dt12 Automatic

$62,995 USD

2020 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, LOW MILEAGE ONLY 386,333 MILES, ONE OWNER, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES,...

Condition	Used
Usage	386,333 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	0725
MLS Number	14029242
Category	Sleeper Semi Trucks
Last Updated	1/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Price Drop $52,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 484,628 miles, 470HP DD13 diesel engine, 12-speed automatic Detroit transmission, single rear axle, 48" integral sleeper....

Condition	Used
Usage	485,701 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	305241
MLS Number	14085754
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

Price Drop $51,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 621,640 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper. Come see us today.

Condition	Used
Usage	621,640 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	360402
MLS Number	14099035
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

$74,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 211,354 miles, 455 HP DD15AT diesel engine, 60" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	212,053 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	352756
MLS Number	13854074
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Augusta, GA, US
Sold By	Penske Used Trucks