Freightliner 12 Speed Trucks For Sale

1451 - 1475 of 5,525 listings

2020 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

$57,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck, 193,166 miles, 450 HP DD13 diesel engine, 12-speed automatic transmission by Detroit, tandem rear axle, air ride suspension, 160-gallon...

Condition	Used
Usage	193,166 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	368273
MLS Number	14101507
Category	Day Cab Semi Trucks
Last Updated	2/1/2026
Location	Fort Worth, TX, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop $32,250 USD

Used 2020 Freightliner Cascadia 126 Single Axle Day Cab Truck for sale, 424,115 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 12,000 lb front axle, 23,000 lb...

Condition	Used
Usage	424,135 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	366370
MLS Number	14014287
Category	Day Cab Semi Trucks
Last Updated	1/30/2026
Location	Burlington, NJ, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$38,250 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck, 455HP DD15AT diesel engine, 565,589 miles, 12-speed Detroit automatic transmission, tandem rear axle, 12,000 lb front axle, 40,000 lb rear...

Condition	Used
Usage	565,589 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	364228
MLS Number	14101470
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Indianapolis, IN, 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 $40,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 632,104 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	632,105 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	360779
MLS Number	13431192
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Aurora, CO, 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 $40,750 USD

Used 2020 Freightliner Cascadia 116 Single Axle Day Cab Truck with 410HP DD13 engine, 12-speed automatic Detroit transmission, air ride suspension, 200 gal fuel capacity, 168" wheelbase....

Condition	Used
Usage	367,626 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 2.41 ratio
Stock Number	3330246
MLS Number	14101467
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Conyers, GA, US
Sold By	Penske Used Trucks

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

Price Drop $49,500 USD

Used 2020 Freightliner Cascadia 116 Day Cab Truck for sale, 319,840 miles, DD13 diesel engine, 435 HP, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	319,840 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 2.41 ratio
Stock Number	3330278
MLS Number	14101466
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$46,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Alum Wheels, Well Maintained Fleet Truck, Oil...

Condition	Used
Usage	487,656 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 2.41 ratio
Stock Number	3559
MLS Number	14045915
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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2020 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

$60,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 181,025 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, 17,800-inch wheelbase, tandem rear axle with...

Condition	Used
Usage	181,025 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	363132
MLS Number	14101465
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

$63,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 414,923 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 48" integral sleeper, tandem rear axle,...

Condition	Used
Usage	414,923 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 2.79 ratio
Stock Number	359797
MLS Number	14101462
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - 410HP, 12 Speed Automatic

$36,000 USD

Used 2020 Freightliner Cascadia 126 Day Cab Semi Truck with 603,910 miles, 410 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, and air ride suspension....

Condition	Used
Usage	603,926 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 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	361033
MLS Number	14043881
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Homewood, AL, US
Sold By	Penske Used Trucks

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

$53,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 610,316 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 240-gallon fuel...

Condition	Used
Usage	610,316 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 2.41 ratio
Stock Number	360405
MLS Number	14101459
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Price Drop $30,000 USD

Used 2020 Freightliner Cascadia 125 Day Cab Truck for sale, 572,530 miles, 450 HP DD13 diesel engine, 12-speed automatic transmission by Detroit, tandem rear axle with air ride suspension....

Condition	Used
Usage	572,541 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	359843
MLS Number	14014161
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Augusta, GA, US
Sold By	Penske Used Trucks

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

Price Drop $38,750 USD

Used 2020 Freightliner Cascadia 116 Single Axle Day Cab Truck for sale, 474,885 miles, 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, air ride suspension, 100-gallon fuel...

Condition	Used
Usage	474,918 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	40,000 lb 3.21 ratio
Stock Number	355564
MLS Number	14071779
Category	Day Cab Semi Trucks
Last Updated	1/31/2026
Location	Prince George, VA, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$22,000 USD

VERY NICE TRUCK, RUNS EXCELLENT, CLEAN, AIR SEAT, AIR BRAKES, FLEET MAINTAINED, DIFFERENTIAL LOCK, DUMP VALVE, POWER WINDOWS, POWER MIRRORS, A/S 5TH!,

Condition	Used
Usage	657,329 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	20DET657CASDC
MLS Number	14006482
Category	Day Cab Semi Trucks
Last Updated	1/21/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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2020 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

$60,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 165,022 miles, 450 HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	165,022 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	355437
MLS Number	14101449
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 113 Day Cab Truck - 450HP, 12 Speed Automatic

$48,750 USD

Used 2020 Freightliner Cascadia 113 Day Cab Truck for sale, 163,588 miles, 450 HP DD13 diesel engine, 12-speed automatic Detroit transmission, 18,000 lb front axle, 40,000 lb tandem rear...

Condition	Used
Usage	166,458 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	353586
MLS Number	13762532
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Edison, NJ, US
Sold By	Penske Used Trucks

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

$31,000 USD

Used 2020 Freightliner Cascadia 113 Day Cab Truck for sale, 577,217 miles, 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem air ride suspension, 160-gallon fuel...

Condition	Used
Usage	578,410 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	352652
MLS Number	14053239
Category	Day Cab Semi Trucks
Last Updated	1/28/2026
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 $23,750 USD

Used 2020 Freightliner Cascadia 116 Single Axle Day Cab Truck for sale, 571,788 miles, 410HP DD13 diesel engine, 12-speed Detroit automatic transmission, 12,000 lb front axle, 23,000 lb rear...

Condition	Used
Usage	571,788 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	3330114
MLS Number	14101440
Category	Day Cab Semi Trucks
Last Updated	1/29/2026
Location	Lithia Springs, GA, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$51,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Alum Wheels, Well Maintained Fleet Truck, Oil...

Condition	Used
Usage	482,857 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 2.41 ratio
Stock Number	3613
MLS Number	13981305
Category	Sleeper Semi Trucks
Last Updated	1/24/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

Price Drop $49,750 USD

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

Condition	Used
Usage	580,182 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	304476
MLS Number	14101423
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Villa Rica, GA, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Day Cab Truck - 450HP, 12 Speed Automatic

$46,500 USD

Used 2020 Freightliner Cascadia 126 Day Cab Semi Truck for sale, 353,502 miles, 450 HP DD13 diesel engine, 12-speed automatic transmission by Detroit, tandem rear axle, air ride suspension,...

Condition	Used
Usage	353,520 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 3.25 ratio
Stock Number	295000
MLS Number	14013889
Category	Day Cab Semi Trucks
Last Updated	2/4/2026
Location	Wilkes Barre, PA, US
Sold By	Penske Used Trucks

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

$51,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 565,304 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	565,304 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	337748
MLS Number	14101332
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Prince George, VA, US
Sold By	Penske Used Trucks

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2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

Price Drop $35,500 USD

Used 2020 Freightliner Cascadia 126 Day Cab Semi Truck for sale, 495,315 miles, 410 HP DD13 diesel engine, 12-speed automatic Detroit transmission, single rear axle, 12,000 lb front and...

Condition	Used
Usage	495,315 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 3.08 ratio
Stock Number	337230
MLS Number	14101317
Category	Day Cab Semi Trucks
Last Updated	1/25/2026
Location	Villa Rica, GA, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 116 Day Cab Truck - 435HP, 12 Speed Automatic

$52,000 USD

Used 2019 Freightliner Cascadia 116 Day Cab Truck for sale, 186,498 miles, 435HP DD13 diesel engine, 12-speed automatic Detroit transmission, 12,000 front axle, 40,000 rear tandem axle, air...

Condition	Used
Usage	186,498 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	258505
MLS Number	14101277
Category	Day Cab Semi Trucks
Last Updated	2/4/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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2019 Freightliner Cascadia 116 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

$34,000 USD

Used 2019 Freightliner Cascadia 116 Single Axle Day Cab Truck for sale, 305,455 miles, 410 HP DD13 diesel engine, 12-speed automatic Detroit transmission, air ride suspension, 164" wheelbase...

Condition	Used
Usage	305,455 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 3.07 ratio
Stock Number	262510
MLS Number	14101273
Category	Day Cab Semi Trucks
Last Updated	1/28/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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