Freightliner 12 Speed Cascadia Sleeper Semi Trucks For Sale by Dealerships

(866) 314-___ SHOW
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2017 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 455HP, 12 Speed Amt

$10,500 USD

side swipe damage, CPC was stolen so truck does not run and could not be tested, salvage title

Condition	Used
Usage	638,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	10734
MLS Number	13743869
Category	Sleeper Semi Trucks
Last Updated	8/6/2025
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

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

$69,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 258,443 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, air ride...

Condition	Used
Usage	258,443 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	285398
MLS Number	13743665
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Decatur, AL, US
Sold By	Penske Used Trucks

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

Price Drop $53,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 509,627 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	509,627 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	394175
MLS Number	13591297
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Alexandria, VA, US
Sold By	Penske Used Trucks

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

$39,500 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 581,391 miles, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 72" integral sleeper,...

Condition	Used
Usage	581,391 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 2.27 ratio
Stock Number	718152
MLS Number	13657768
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Chester, VA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Integral Sleeper

Price Drop $46,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 542,094 miles, 400 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 72-inch integral sleeper,...

Condition	Used
Usage	542,094 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 2.27 ratio
Stock Number	718208
MLS Number	13703684
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

$53,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 525,694 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	525,694 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	394503
MLS Number	13674984
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$41,995 USD

Condition	Used
Usage	700,281 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	863496
MLS Number	13723995
Category	Sleeper Semi Trucks
Last Updated	1/21/2026
Location	Springfield, MA, US
Sold By	Ryder

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

$45,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 620,894 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, air ride suspension...

Condition	Used
Usage	620,894 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	364255
MLS Number	13431200
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

$45,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 579,566 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	579,566 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	333814
MLS Number	13717202
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Montgomery, NY, US
Sold By	Penske Used Trucks

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

$58,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 465,807 miles, 400 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	465,807 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	EPES21212
MLS Number	13717095
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

(480) 995-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$67,900 USD

One Owner Fleet Maintained Truck, Contact Ed Gibbs for details,

Condition	Used
Usage	512,000 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 3.08 ratio
Stock Number	2266
MLS Number	13707427
Category	Sleeper Semi Trucks
Last Updated	11/13/2025
Location	Phoenix, AZ, US
Sold By	TCI Transportation

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

$54,000 USD

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

Condition	Used
Usage	562,411 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	464140
MLS Number	13680275
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Neenah, WI, US
Sold By	Penske Used Trucks

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

$57,750 USD

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

Condition	Used
Usage	502,012 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	EPES21067
MLS Number	13694071
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

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

$48,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper for sale. Features 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air...

Condition	Used
Usage	499,859 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 2.27 ratio
Stock Number	718170
MLS Number	13683804
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

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

Price Drop $50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 572,430 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	572,430 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	351774
MLS Number	13677448
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Houston, MS, US
Sold By	Penske Used Trucks

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

$50,000 USD

Condition	Used
Usage	571,800 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	EPES21095
MLS Number	13674542
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Kennesaw, GA, US
Sold By	Penske Used Trucks

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

$62,750 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 271,550 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	271,550 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	254273
MLS Number	13662312
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Hammond, LA, US
Sold By	Penske Used Trucks

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

$34,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 785,761 miles, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	785,761 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	307788
MLS Number	13649453
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$36,000 USD

Used 2017 Freightliner Cascadia 125 Sleeper Semi Truck, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, 220-gal fuel capacity....

Condition	Used
Usage	670,457 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	718254
MLS Number	13630903
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	De Pere, WI, US
Sold By	Penske Used Trucks

(909) 202-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$99,800 USD

Nice Fleet owned Truck, Brand new American Virgin Tires, Fully serviced, EW4 Warranty In house finance on A.O.C, Outside lenders, First time Buyer Program Hablo Español,

Condition	Used
Usage	299,889 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Stock Number	1999
MLS Number	13607447
Category	Sleeper Semi Trucks
Last Updated	11/13/2025
Location	Stockton, CA, US
Sold By	TCI Transportation

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

$64,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 425,550 miles, 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	425,550 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	385499
MLS Number	13607065
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Londonderry, NH, US
Sold By	Penske Used Trucks

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

$54,750 USD

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

Condition	Used
Usage	509,096 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	394082
MLS Number	13603822
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Moberly, MO, US
Sold By	Penske Used Trucks

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$35,500 USD

Used 2017 Freightliner Cascadia 125 Sleeper Semi Truck, 72" integral sleeper, 505 HP DD15 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	634,084 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15
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	703169
MLS Number	12366253
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Grand Rapids, MI, US
Sold By	Penske Used Trucks

(909) 202-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP

$79,900 USD

Nice Sleeper truck, Fully serviced, DOT Certified, EW4 warranty Brand New American Tires Hablo Español, Financing options are available

Condition	Used
Usage	443,889 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Stock Number	2622
MLS Number	13459154
Category	Sleeper Semi Trucks
Last Updated	11/13/2025
Location	Stockton, CA, US
Sold By	TCI Transportation