Used Freightliner 12 Speed Sleeper Semi Trucks For Sale

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

Price Drop $44,422 USD

Condition	Used
Usage	687,400 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	265015
MLS Number	13986164
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Hilliard, OH, US
Sold By	Ryder

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

Price Drop $62,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 576,146 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	576,354 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	224443
MLS Number	14024990
Category	Sleeper Semi Trucks
Last Updated	1/11/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$59,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 651,006 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	651,006 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	185887
MLS Number	14072499
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

$54,750 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 660,663 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	661,580 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 3.08 ratio
Stock Number	586258
MLS Number	14062743
Category	Sleeper Semi Trucks
Last Updated	1/10/2026
Location	Jessup, MD, US
Sold By	Penske Used Trucks

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

$58,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 575,196 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	575,196 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	464198
MLS Number	14072486
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Melrose Park, IL, US
Sold By	Penske Used Trucks

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

$45,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 668,229 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	668,229 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	394286
MLS Number	14072475
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Braintree, MA, US
Sold By	Penske Used Trucks

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

$59,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 583,411 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	583,411 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	384933
MLS Number	14014898
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Boise, ID, US
Sold By	Penske Used Trucks

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

$52,250 USD

Used 2021 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	608,686 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	380868
MLS Number	14072197
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

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

$36,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 747,194 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	747,195 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	344889
MLS Number	13533848
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Billings, MT, US
Sold By	Penske Used Trucks

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

Price Drop $54,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 532,377 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	532,377 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	334633
MLS Number	14072187
Category	Sleeper Semi Trucks
Last Updated	1/18/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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

$56,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 501,315 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, air ride...

Condition	Used
Usage	501,316 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	334631
MLS Number	13867984
Category	Sleeper Semi Trucks
Last Updated	1/18/2026
Location	Millville, NJ, US
Sold By	Penske Used Trucks

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

$57,250 USD

Used 2020 Freightliner Cascadia 126 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	492,619 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	373361
MLS Number	14072145
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Byron Center, MI, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

$59,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck with 381,429 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle. Check it...

Condition	Used
Usage	381,429 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 3.23 ratio
Stock Number	305028
MLS Number	14071465
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Lacey, WA, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
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2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$60,888 USD

Condition	Used
Usage	480,874 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	3.23 ratio
Stock Number	875549
MLS Number	14070382
Category	Sleeper Semi Trucks
Last Updated	1/3/2026
Location	Syracuse, NY, US
Sold By	Ryder

(909) 775-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Contact for price

Contact Sergio,

Condition	Used
Usage	512,354 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
Stock Number	2626
MLS Number	14070071
Category	Sleeper Semi Trucks
Last Updated	1/5/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

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

$71,500 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	588,293 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	1/22/2026
Location	Carson, CA, US
Sold By	Penske Used Trucks

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

$76,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 445,343 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	445,343 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	456127
MLS Number	14069761
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$77,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 362,726 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	362,767 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	437301
MLS Number	13868423
Category	Sleeper Semi Trucks
Last Updated	1/3/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

$97,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 247,405 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 72" integral sleeper....

Condition	Used
Usage	247,405 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	463691
MLS Number	14015771
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

(855) 717-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 71" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

$58,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** ***ALMOST NEW VIRGIN RUBBERS*** SLIDING 5TH WHEEL!!!!! AIR RIDE, ATC SPIN, HSA OFF Se Habla Español! NO CREDIT? BAD CREDIT? NO...

Condition	Used
Usage	477,847 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	71"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	N15258-DELIVERY 2 U
MLS Number	14059528
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

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

$59,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 600,624 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	600,631 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	464186
MLS Number	14069749
Category	Sleeper Semi Trucks
Last Updated	1/9/2026
Location	San Antonio, TX, 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 with 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension. Check...

Condition	Used
Usage	346,771 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	464143
MLS Number	14015645
Category	Sleeper Semi Trucks
Last Updated	1/6/2026
Location	Swedesboro, NJ, US
Sold By	Penske Used Trucks

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

$59,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 551,720 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	551,720 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	385402
MLS Number	14069691
Category	Sleeper Semi Trucks
Last Updated	1/7/2026
Location	Huntington, WV, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$44,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 598,424 miles, 505HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, single rear axle,...

Condition	Used
Usage	598,424 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	Single Axle
Rear End	20,000 lb 3.08 ratio
Stock Number	378639
MLS Number	14069667
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Lancaster, PA, US
Sold By	Penske Used Trucks