Used Freightliner Automated Cascadia 126 Trucks with Detroit Engines For Sale

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

Recently Updated

$34,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB-KING PINS AND FRONT BREAKS JUST DONE! Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as...

Condition	Used
Usage	342,762 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.91 ratio
Stock Number	WS11935
MLS Number	14602343
Category	Day Cab Semi Trucks
Last Updated	10/17/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

Recently Updated

$34,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB-KING PINS AND FRONT BRAKES JUST DONE! Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as...

Condition	Used
Usage	342,762 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.91 ratio
Stock Number	WS11935
MLS Number	14602342
Category	Day Cab Semi Trucks
Last Updated	10/17/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 478-___ SHOW
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2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Recently Updated

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well spec'd low mile truck 450HP, DT12 Auto and a long wheelbase. Equipped with Detroit Assurance Lane mitigation safety system. Call for more info

Condition	Used
Usage	208,857 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	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	7498
MLS Number	14545797
Category	Day Cab Semi Trucks
Last Updated	10/17/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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

Newly Listed

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

Condition	Used
Usage	485,727 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	3542
MLS Number	14660613
Category	Sleeper Semi Trucks
Last Updated	10/13/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

Recently Updated

$56,600 USD

NEW TIRES, 2020 Freightliner Cascadia 126 — 72" mid-roof sleeper. Fleet-maintained single-owner linehaul tractor. Detroit DD13 12.8L 450 HP with DT12 12-speed automated (AMT) transmission...

Condition	Used
Usage	15,428 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	RR35-LC8368
MLS Number	14571831
Category	Sleeper Semi Trucks
Last Updated	10/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

Recently Updated

$56,200 USD

NEW TIRES, 2020 Freightliner Cascadia 126 — 72" mid-roof sleeper. Fleet-maintained single-owner linehaul tractor. Detroit DD13 12.8L 450 HP with DT12 12-speed automated (AMT) transmission...

Condition	Used
Usage	504,209 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	RR35-LC8367
MLS Number	14571830
Category	Sleeper Semi Trucks
Last Updated	10/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

Recently Updated

$57,600 USD

NEW TIRES, 2020 Freightliner Cascadia 126 — 72" mid-roof sleeper. Fleet-maintained single-owner linehaul tractor. Detroit DD13 12.8L 450 HP with DT12 12-speed automated (AMT) transmission...

Condition	Used
Usage	21,110 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	RR35-LC8355
MLS Number	14571829
Category	Sleeper Semi Trucks
Last Updated	10/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

Recently Updated

$59,200 USD

NEW TIRES, 2020 Freightliner Cascadia 126 — 72" mid-roof sleeper. Fleet-maintained single-owner linehaul tractor. Detroit DD13 12.8L 450 HP with DT12 12-speed automated (AMT) transmission...

Condition	Used
Usage	17,203 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	RR35-LC8353
MLS Number	14571828
Category	Sleeper Semi Trucks
Last Updated	10/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

$68,000 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	484,854 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	3673
MLS Number	14654379
Category	Sleeper Semi Trucks
Last Updated	10/9/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

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

Condition	Used
Usage	481,870 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	3531
MLS Number	14630127
Category	Sleeper Semi Trucks
Last Updated	10/9/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$73,000 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	483,892 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	3780
MLS Number	14617326
Category	Sleeper Semi Trucks
Last Updated	10/9/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(833) 478-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Contact for price

Late Model CASCADIAS arriving Daily! DD15 / DT12 / Electric APU / Inverter / FLOWBELOW Aero Package 3 to choose from. Call today,

Quantity	3
Condition	Used
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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	7541
MLS Number	14601447
Category	Sleeper Semi Trucks
Last Updated	10/9/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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

$68,000 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	482,142 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	3662
MLS Number	14651284
Category	Sleeper Semi Trucks
Last Updated	10/8/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(833) 932-___ SHOW
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2018 Freightliner Cascadia 126 Day Cab Truck - Detroit 435HP, Amt

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This 2018 Freightliner PT126DC day cab is powered by a DD13 producing 435 HP and 1,550 lb-ft of torque, paired with a DT12 transmission and Jake Brake. Equipped with a 12,000 lb front axle,...

Condition	Used
Usage	293,597 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	83904
MLS Number	14650928
Category	Day Cab Semi Trucks
Last Updated	10/8/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

$32,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as a short-wheelbase single-axle day cab...

Condition	Used
Usage	448,876 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.91 ratio
Stock Number	WS11933
MLS Number	14602352
Category	Day Cab Semi Trucks
Last Updated	10/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

$32,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as a short-wheelbase single-axle day cab...

Condition	Used
Usage	448,876 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.91 ratio
Stock Number	WS11933
MLS Number	14602351
Category	Day Cab Semi Trucks
Last Updated	10/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(707) 849-___ SHOW
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2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Amt

Price Drop $35,500 USD

(4) Four Available Sister Trucks Excellent condition brand new tires will maintained ready for work. 540,000 Miles dd15 engine and 505 horsepower dt12 transmission,

Condition	Used
Usage	543,162 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14580739
Category	Day Cab Semi Trucks
Last Updated	10/7/2026
Location	Santa Rosa, CA, US
Sold By	Ben Kaplan Equipment

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

$42,500 USD

753,773 Miles, Detroit DD15, 455 HP, DT12 Auto, 229" WB, 2.85 Ratio, Aluminum Wheels, Fleet Maintained Unit, Double Bunk Sleeper, Power Windows/Locks/Mirrors,

Condition	Used
Usage	753,773 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	2.85 ratio
Stock Number	LV6926
MLS Number	14516825
Category	Sleeper Semi Trucks
Last Updated	10/7/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 591-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$39,900 USD

2019 Freightliner Cascadia 126 – Fleet Maintained Condo Sleeper! This is a very nice, well-spec’d Cascadia with the proven Detroit powertrain and a spacious double bunk setup. , Fleet...

Condition	Used
Usage	744,333 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	KL9442
MLS Number	14645526
Category	Sleeper Semi Trucks
Last Updated	10/6/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(833) 478-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Contact for price

Late Model CASCADIAS arriving Daily! DD15 / DT12 / Electric APU / Inverter / FLOWBELOW Aero Package 3 to choose from. Call today,

Quantity	3
Condition	Used
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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	7540
MLS Number	14601445
Category	Sleeper Semi Trucks
Last Updated	10/6/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

$37,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as a short-wheelbase single-axle day cab...

Condition	Used
Usage	272,067 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.21 ratio
Stock Number	WS11937
MLS Number	14602348
Category	Day Cab Semi Trucks
Last Updated	10/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 470HP, 12 Speed Dt12 Amt

$37,950 USD

FOR SALE — SINGLE AXLE 2020 FREIGHTLINER CASCADIA 126 DAY CAB Detroit DD13 470 HP paired with a Detroit DT12 automated 12-speed transmission, set up as a short-wheelbase single-axle day cab...

Condition	Used
Usage	272,067 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	4x2
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	20,000 lb 3.21 ratio
Stock Number	WS11937
MLS Number	14602347
Category	Day Cab Semi Trucks
Last Updated	10/9/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 300-___ SHOW
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2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Amt

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### Why Buy this 2019 FREIGHTLINER CASCADIA 126 Truck? This white 2019 Freightliner Cascadia 126 is a powerhouse built for the long haul. It is equipped with a Detroit DD15 14.8L diesel...

Condition	Used
Usage	1,658,042 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	C-38002
MLS Number	14614863
Category	Sleeper Semi Trucks
Last Updated	9/30/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(888) 564-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

$54,995 USD

Coming Soon! Example Pics Listed, Call for More Info or Pics!, FLEET MAINTAINED; CLEAN CARFAX; CARB COMPLIANT; FRESH DETAIL; 2021 Freightliner Cascadia 126 Tandem Axle Mid Roof Sleeper;...

Condition	Used
Usage	15,748 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	16002
MLS Number	14626489
Category	Sleeper Semi Trucks
Last Updated	9/25/2026
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc