Freightliner 12 Speed Trucks For Sale

1276 - 1300 of 5,526 listings

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

$72,250 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 576,028 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	576,028 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	437952
MLS Number	14107477
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Sparks, NV, US
Sold By	Penske Used Trucks

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

$65,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 501,696 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	502,718 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	457420
MLS Number	13863103
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Salem, VA, US
Sold By	Penske Used Trucks

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

$67,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 456,447 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	456,448 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	407491
MLS Number	13865344
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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

$56,500 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	442,905 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	1/25/2026
Location	Greenville, SC, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop $30,750 USD

Used 2022 Freightliner Cascadia 126 Day Cab Truck for sale, 574,710 miles, 435 HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	600,256 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	398619
MLS Number	13905652
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Perrysburg, OH, US
Sold By	Penske Used Trucks

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2018 Freightliner Cascadia 125 Evolution Day Cab Truck - Detroit 400HP, 12 Speed Dt12 Automatic

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Tri Axle ready to get to work,

Condition	Used
Usage	518,692 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	18362
MLS Number	14107339
Category	Day Cab Semi Trucks
Last Updated	1/23/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

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2018 Freightliner Cascadia 113 Evolution Day Cab Truck - Detroit 400HP, 12 Speed Dt12 Automatic

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564108 Miles, Engine: DETROIT DD13, 400 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, Air Ride Suspension, Wheel Base: 178, Tandem Rear Axles

Quantity	6
Condition	Used
Usage	564,108 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	18369
MLS Number	14107328
Category	Day Cab Semi Trucks
Last Updated	1/23/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$42,950 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every 45K...

Condition	Used
Usage	483,746 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	3546
MLS Number	14107223
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

$47,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 631,171 miles, 455 HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	644,184 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	345132
MLS Number	14028058
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

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

$44,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 682,722 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	682,891 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 3.08 ratio
Stock Number	345131
MLS Number	14021198
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

$59,000 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 369,646 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, heavy-duty GVWR, air ride...

Condition	Used
Usage	369,646 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	345333
MLS Number	13293605
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

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

$49,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 595,132 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, 22,300 lbs...

Condition	Used
Usage	595,316 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	334559
MLS Number	14014667
Category	Sleeper Semi Trucks
Last Updated	1/27/2026
Location	Alexandria, VA, US
Sold By	Penske Used Trucks

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

$61,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 442,201 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	442,520 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	EPES21077
MLS Number	13820486
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Augusta, GA, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

$63,000 USD

Used 2020 Freightliner Cascadia 116 Day Cab Truck, 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 140-gallon fuel capacity, 168" wheelbase, air ride...

Condition	Used
Usage	152,454 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	368133
MLS Number	14107060
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

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

$39,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 719,579 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	719,579 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	366146
MLS Number	14107052
Category	Sleeper Semi Trucks
Last Updated	1/28/2026
Location	Brooklyn Park, MN, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

$51,250 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 302,800 miles, 435 HP DD13 diesel engine, 12-speed automatic Detroit transmission, 12,000 lb front axle, 40,000 lb tandem rear...

Condition	Used
Usage	302,802 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	355385
MLS Number	13727832
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Cleveland, TN, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 113 Day Cab Truck - 450HP, 12 Speed Automatic

$40,250 USD

Used 2020 Freightliner Cascadia 113 Day Cab Truck, 433,714 miles, 450HP DD13 engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension, 160-gallon diesel...

Condition	Used
Usage	435,005 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	352644
MLS Number	14074508
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Elkhart, IN, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 116 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

Price Drop $25,250 USD

Used 2020 Freightliner Cascadia 116 Single Axle Day Cab Truck for sale, 574,677 miles, 410 HP DD13 diesel engine, 12-speed automatic Detroit transmission, 12,000 lb front axle, 23,000 lb...

Condition	Used
Usage	574,677 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 2.50 ratio
Stock Number	3330104
MLS Number	14106941
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Florence, SC, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 116 Day Cab Truck - 435HP, 12 Speed Automatic

$62,250 USD

Used 2020 Freightliner Cascadia 116 Day Cab Truck for sale, 173,459 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 12,000/40,000 lbs axles, air...

Condition	Used
Usage	173,459 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	308619
MLS Number	14106940
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Medley, FL, US
Sold By	Penske Used Trucks

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

Price Drop $42,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 611,032 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	611,032 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	257247
MLS Number	14106741
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop $48,000 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 277,913 miles, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, 12,000 lbs front axle, 40,000 lbs tandem rear...

Condition	Used
Usage	277,926 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	275483
MLS Number	13881115
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Pharr, TX, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 113 Single Axle Day Cab Truck - 450HP, 12 Speed Automatic

Price Drop $34,000 USD

Used 2020 Freightliner Cascadia 113 Day Cab Semi Truck for sale, 269,996 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, single rear axle, 12,000 lb front axle,...

Condition	Used
Usage	269,996 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.07 ratio
Stock Number	270756
MLS Number	14106709
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Elkhart, IN, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 113 Single Axle Day Cab Truck - 450HP, 12 Speed Automatic

Price Drop $32,500 USD

Used 2020 Freightliner Cascadia 113 Day Cab Semi Truck for sale, 300,257 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, single rear axle, air ride suspension,...

Condition	Used
Usage	300,257 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.07 ratio
Stock Number	270754
MLS Number	14106704
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Elkhart, IN, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

$23,500 USD

Used 2019 Freightliner Cascadia 126 Day Cab Truck for sale, 707,808 miles, 435 HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	707,808 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	260776
MLS Number	14106693
Category	Day Cab Semi Trucks
Last Updated	2/5/2026
Location	Charlotte, NC, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

$33,250 USD

Used 2019 Freightliner Cascadia 126 Day Cab Semi Truck, 483,270 miles, 435 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension, 140-gallon...

Condition	Used
Usage	483,365 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	270231
MLS Number	13727571
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Jessup, MD, US
Sold By	Penske Used Trucks

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