Used Diesel Freightliner Cascadia 126 Sleeper Semi Trucks with Detroit Engines For Sale

Featured Item

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

$44,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	641,213 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	323
MLS Number	13441124
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

Featured Item

19 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$39,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	664,342 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	320
MLS Number	13433607
Category	Sleeper Semi Trucks
Last Updated	4/11/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(844) 241-___ SHOW
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Featured Item

40 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

Price Drop

$69,995 USD

See our Used 2021 Freightliner Cascadia 126 sleeper for sale at Freightliner of Broward in Pompano Beach, Florida!This Unit is powered by a Detroit Diesel DD15 14.8L engine with 400...

Condition	Used
Usage	451,782 Miles
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MLMJ5049
MLS Number	13486106
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(909) 775-___ SHOW
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4 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, 13 Speed Manual

Newly Listed

Call for price

394559 Miles, Engine: DETROIT, 505 HP, Fuel Type: Diesel, 13 Speed Manual Transmission, Air Ride Suspension, Tandem Rear Axles

Condition	Used
Usage	394,559 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Transmission	13 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	2610
MLS Number	13548264
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Fontana, CA, US
Sold By	TCI Transportation

(844) 912-___ SHOW
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12 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$42,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, TRAILER BRAKE, Se Habla Español! NO CREDIT? BAD CREDIT? NO...

Condition	Used
Usage	648,176 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	H01638-DELIVERY 2 U
MLS Number	13548063
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Houston, TX, US
Sold By	Diamond Truck Sales Inc

(844) 900-___ SHOW
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41 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$41,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** 12 SPEED AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, TRAILER BRAKE, Se Habla Español! NO CREDIT? BAD CREDIT? NO...

Condition	Used
Usage	664,584 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	B03530-DELIVERY 2 U
MLS Number	13531516
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Bakersfield, CA, US
Sold By	Diamond Truck Sales Inc

(855) 910-___ SHOW
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10 0

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

Recently Updated

$70,000 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

Condition	Used
Usage	499,543 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	3650
MLS Number	13531496
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(855) 717-___ SHOW
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63 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Recently Updated

$66,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** FIXED 5TH WHEEL!!!!! AIR RIDE, ATC SPIN, APU!!! Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...

Condition	Used
Usage	532,398 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	L01322-DELIVERY 2 U
MLS Number	13529227
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(833) 685-___ SHOW
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35 1

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 68" Raised Roof Sleeper, Detroit 455HP, 10 Speed Manual

Recently Updated

$52,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, MANUAL 10 SPEED, DETROIT, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! Disclaimer...

Condition	Used
Usage	563,079 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	S02382-DELIVERY 2 U
MLS Number	13515843
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Gaffney, SC, US
Sold By	Diamond Truck Sales Inc

(844) 216-___ SHOW
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1 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

Call for price

640426 Miles, Engine: DETROIT DD15, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Wheel Base: 225, Tandem Rear Axles

Condition	Used
Usage	640,426 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
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	2.16 ratio
Stock Number	MY8495
MLS Number	13463922
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

19 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Price Drop

$39,950 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	659,723 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	325
MLS Number	13452827
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(833) 685-___ SHOW
NUMBERCall Seller

35 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 68" Raised Roof Sleeper, Detroit 455HP, 10 Speed Manual

Recently Updated

$62,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, MANUAL, DETROIT, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! Disclaimer:, “All...

Condition	Used
Usage	438,039 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	S02175-DELIVERY 2 U
MLS Number	13303918
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Gaffney, SC, US
Sold By	Diamond Truck Sales Inc

(844) 216-___ SHOW
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21 1

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP, Automatic

Recently Updated

$50,500 USD

Fleet Maintained, Stock LJ7348, Miles 534,807, Detroit DD15, 400 HP, DT 12 Automatic, 2.16 Ratio, 223" WB, Dual Air Ride Seats, Double Bunk, Power Windows/Mirrors, Working A/C Heat,...

Condition	Used
Usage	534,807 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	LJ7348
MLS Number	13020810
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 504-___ SHOW
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25 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP

Recently Updated

$59,900 USD

EW3 05/15/25 or 550k, Inverter, Refrigerator, ParkSmart APU, Collision Mitigation, Lane Assist and Easy Financing Extended Warranty Available! This Maroon Elite Mid Roof has tons of chrome...

Condition	Used
Usage	438,957 Miles
Horse Power	400 HP
Engine Model	Detroit DD13
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Capacity	160 Gallons
Stock Number	468748
MLS Number	13384971
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	San Antonio, TX, US
Sold By	Doggett

(855) 596-___ SHOW
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15 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Recently Updated

$64,900 USD

Packed with creator comforts like a cool ParkSmart EPU and an Inverter to power your entertainment. It's Detroit Diesel DD15 is pushing 455 horsepower to the DT12 twelve speed automated...

Condition	Used
Usage	439,267 Miles
Horse Power	455 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Capacity	200 Gallons
Stock Number	513626
MLS Number	13500221
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Dallas, TX, US
Sold By	Doggett

(855) 596-___ SHOW
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14 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP

Recently Updated

$74,900 USD

TC4 Chassis Warranty 10/11/25 or 525k EW3 Engine Warranty 10/11/26 or 500k

Condition	Used
Usage	475,540 Miles
Horse Power	400 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.16 ratio
Capacity	170 Gallons
Stock Number	572546
MLS Number	13518696
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Dallas, TX, US
Sold By	Doggett

(844) 333-___ SHOW
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20 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP

Newly Listed

$41,900 USD

2022 Freightliner Cascadia 126 Powered by a Detroit DD15 Engine with 400 hp and a Detroit12 12 Speed Automatic Transmission. All 22.5 Aluminum Rims, Color Match Bumper Fairings. Power...

Condition	Used
Usage	708,012 Miles
Horse Power	400 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.16 ratio
Capacity	240 Gallons
Stock Number	489882
MLS Number	13546715
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	El Paso, TX, US
Sold By	Doggett

(855) 336-___ SHOW
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8 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Newly Listed

$49,350 USD

EW4 06/30/25 or 600k

Condition	Used
Usage	541,059 Miles
Horse Power	455 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Capacity	200 Gallons
Stock Number	475210
MLS Number	13546714
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Van Buren, AR, US
Sold By	Doggett

19 0

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

Newly Listed

$44,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	635,571 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 3.08 ratio
Stock Number	347
MLS Number	13544879
Category	Sleeper Semi Trucks
Last Updated	4/30/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(833) 986-___ SHOW
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30 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP

Newly Listed

$94,900 USD

378000 Miles, Engine: DETROIT, 475 HP, Fuel Type: Diesel, Overdrive, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels: Aluminum, Wheel Base: 229, Tandem...

Condition	Used
Usage	378,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	262830
MLS Number	13544864
Category	Sleeper Semi Trucks
Last Updated	4/29/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

(855) 910-___ SHOW
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10 0

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

Newly Listed

$59,000 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

Condition	Used
Usage	497,338 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	3548
MLS Number	13544736
Category	Sleeper Semi Trucks
Last Updated	4/29/2025
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(866) 530-___ SHOW
NUMBERCall Seller

46 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$101,995 USD

DETROIT DD15 / DT12 AUTOMATIC TRANSMISSION / APU / REMAINING WARRANTY / FINANCING AVAILABLE 2023 FREIGHTLINER CASCADIA 126, 72 INCH MID-ROOF XT SLEEPER, 338,539 MILES, DETROIT DD15 ENGINE...

Condition	Used
Usage	338,539 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	4704
MLS Number	13482068
Category	Sleeper Semi Trucks
Last Updated	4/28/2025
Location	Fontana, CA, US
Sold By	Fontana Truck Center

17 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$44,950 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	567,537 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	346
MLS Number	13542957
Category	Sleeper Semi Trucks
Last Updated	4/27/2025
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales