Freightliner 12 Speed Automatic Sleeper Semi Trucks For Sale

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

Price Drop $55,000 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 417,342 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	417,342 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	226797
MLS Number	13815521
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$69,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 414,718 miles, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	414,718 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	EPES21258
MLS Number	13813816
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Charlotte, NC, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 455HP, 12 Speed Automatic

$49,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 544,087 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 48" integral sleeper, tandem rear axle,...

Condition	Used
Usage	544,087 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	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	357045
MLS Number	13813780
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Jacksonville, FL, US
Sold By	Penske Used Trucks

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

Price Drop $72,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 248,537 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission, 60" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	248,537 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	352298
MLS Number	13796668
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	Odessa, TX, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Condo Sleeper, 400HP, 12 Speed Automatic

$44,495 USD

Condition	Used
Usage	695,798 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15 GHG'17 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	877565
MLS Number	13710778
Category	Sleeper Semi Trucks
Last Updated	11/16/2025
Location	Clarksville, IN, US
Sold By	Ryder

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

$58,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 570,581 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72” integral sleeper, tandem rear axle....

Condition	Used
Usage	570,581 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	385100
MLS Number	13809828
Category	Sleeper Semi Trucks
Last Updated	1/9/2026
Location	Katy, TX, US
Sold By	Penske Used Trucks

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

$34,433 USD

Condition	Used
Usage	790,174 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	264955
MLS Number	13742425
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Syracuse, NY, US
Sold By	Ryder

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$44,000 USD

Used 2020 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 569,220 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	569,220 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	363577
MLS Number	13779475
Category	Sleeper Semi Trucks
Last Updated	1/10/2026
Location	Monroe, OH, US
Sold By	Penske Used Trucks

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

Price Drop $51,000 USD

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

Condition	Used
Usage	572,840 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	351775
MLS Number	13671076
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	Houston, MS, US
Sold By	Penske Used Trucks

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

$49,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 615,415 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	615,415 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	386384
MLS Number	13801229
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	Philadelphia, PA, US
Sold By	Penske Used Trucks

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

$51,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 602,376 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	602,376 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	385896
MLS Number	13801195
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$35,250 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 742,584 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	742,584 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	224590
MLS Number	13800511
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Gansevoort, NY, US
Sold By	Penske Used Trucks

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

$51,250 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 460,670 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle....

Condition	Used
Usage	460,670 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	220018
MLS Number	13800426
Category	Sleeper Semi Trucks
Last Updated	1/2/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 70" Condo Sleeper, 400HP, 12 Speed Automatic

$43,995 USD

Condition	Used
Usage	667,871 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15 GHG'17 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	862631
MLS Number	13789105
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Jacksonville, FL, US
Sold By	Ryder

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

$47,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 646,137 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, 220-gal...

Condition	Used
Usage	646,137 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	373463
MLS Number	12838693
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Tampa, FL, US
Sold By	Penske Used Trucks

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

Price Drop $67,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 461,891 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	461,891 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	426340
MLS Number	13781940
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	Arlington, TX, US
Sold By	Penske Used Trucks

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

$58,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 220 gal fuel capacity, 72" integral sleeper....

Condition	Used
Usage	570,686 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	380754
MLS Number	13781703
Category	Sleeper Semi Trucks
Last Updated	1/4/2026
Location	Grand Prairie, TX, US
Sold By	Penske Used Trucks

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

Price Drop $60,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 359,214 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	359,214 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	352803
MLS Number	13781490
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	South Plainfield, NJ, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$70,500 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck with 60" integral sleeper, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	193,703 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 3.42 ratio
Stock Number	254265
MLS Number	13779230
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

$69,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 423,306 miles, 400 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	423,306 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	EPES21061
MLS Number	13777421
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Chester, VA, US
Sold By	Penske Used Trucks

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

$50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 582,362 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	582,362 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	373399
MLS Number	13775391
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

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

$49,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 586,567 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	586,567 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	373378
MLS Number	13775384
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Condo Sleeper, 400HP, 12 Speed Automatic

$43,495 USD

Condition	Used
Usage	672,255 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15 GHG'17 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	862658
MLS Number	13774018
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Knoxville, TN, US
Sold By	Ryder

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

$60,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 442,904 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	442,904 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	389155
MLS Number	13715151
Category	Sleeper Semi Trucks
Last Updated	1/15/2026
Location	Greenville, SC, US
Sold By	Penske Used Trucks