Freightliner 12 Speed Cascadia 126 Sleeper Semi Trucks with Detroit Engines For Sale

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

Newly Listed

$65,950 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	484,630 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	3637
MLS Number	14537085
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(866) 530-___ SHOW
NUMBERCall Seller

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

Recently Updated

$82,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 442,015 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	442,015 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2008
MLS Number	14507301
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$70,950 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	485,713 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	3762
MLS Number	14490486
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

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

Recently Updated

$59,950 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	486,635 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	3579
MLS Number	14468753
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(312) 858-___ SHOW
NUMBERCall Seller

2019 Freightliner Cascadia 126 Sleeper Semi Truck

Newly Listed

$18,000 USD

FOR SALE: 2019 Freightliner Cascadia – Detroit DD15 – Needs Repair 850k miles - CLEAN TITLE 2019 Freightliner Cascadia equipped with a Detroit DD15 engine. Details: * Complete cylinder...

Warranty

Condition	Used
Usage	850,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit Detroit Diesel DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Double Bunk
Suspension	4 Bag Air Ride
MLS Number	14536980
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	Chicago, IL, US
Sold By	Private Party

(866) 530-___ SHOW
NUMBERCall Seller

2025 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$99,995 USD

2025 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, 505 HP / GEN5, DETROIT DT12 AUTOMATIC TRANSMISSION, 413,718 MILES, FLEET MAINTAINED MULTIPLE UNITS ARE AVAILABLE FINANCING...

Condition	Used
Usage	413,718 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
Rear End	40,000 lb
Stock Number	8269
MLS Number	14360379
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$49,900 USD

Several Available!, Full 128 Point Inspection, 547,272 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	547,272 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	40,000 lb 3.08 ratio
Stock Number	LY5950
MLS Number	13916446
Category	Sleeper Semi Trucks
Last Updated	8/10/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$38,200 USD

714,510 Miles, DD15 Detroit, 400 HP, DT12 Automated, 2.16 Ratio, 226" WB, 12500# Fronts, 40,000# Rears, Double Bunk Sleeper, Bluetooth, Inter-Axle Lock, Air Suspension Dump, Air Slide 5th...

Condition	Used
Usage	714,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
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 2.16 ratio
Stock Number	MA9678
MLS Number	13463920
Category	Sleeper Semi Trucks
Last Updated	8/10/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated

$56,900 USD

574k Miles, DD15 Detroit Reman Engine, 400 HP (upgradeable to 505), DT12 Automated, Fleet Maintained, Double Bunk Condo, Fridge, Collision Mitigation System, 225" WB, 2.85 Ratio, 12,500...

Condition	Used
Usage	574,428 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MA9747
MLS Number	13463917
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Recently Updated

$87,900 USD

2023 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia!, Sharp, powerful Cascadia with remaining warranty coverage, low hours, and the 505 HP DD15 setup drivers love! , 505 HP...

Condition	Used
Usage	403,094 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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
Stock Number	UA1669
MLS Number	14504690
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

Recently Updated

$72,900 USD

2023 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia 126!, Sharp, well-maintained Cascadia with strong factory coverage still in place and extended warranty options available!...

Condition	Used
Usage	485,736 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	2.85 ratio
Stock Number	NT6571
MLS Number	14490483
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

Recently Updated

$72,900 USD

2023 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia 126!, Clean, well-equipped Cascadia with remaining factory warranty coverage and additional extended warranty options...

Condition	Used
Usage	491,809 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	2.85 ratio
Stock Number	MV1272
MLS Number	14481617
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Newly Listed

$89,900 USD

ENGINE MAJOR COMPONENTS WARRANTY, PARTS ONLY, Good until 9/27/2026,

Condition	Used
Usage	8,393 Hours
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
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1760
MLS Number	14532555
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Newly Listed

$109,900 USD

Manufacturer’s Engine Warranty: Basic Engine 2y/999999 ml, good until 11/26/26, Manufacturer’s Engine Warranty: Balance of Detroit Diesel 5 Year/500,000 EW4 Coverage. Good until 11/26/2029,

Condition	Used
Usage	8,771 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	400,000 lb 2.85 ratio
Stock Number	1759
MLS Number	14532553
Category	Sleeper Semi Trucks
Last Updated	8/11/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

Newly Listed

Contact for price

402000 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, Overdrive, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	402,000 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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	1758
MLS Number	14532551
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2024 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$82,900 USD

2024 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia!, Clean Mississippi truck with strong remaining factory warranty coverage and additional Freightliner warranty options...

Condition	Used
Usage	486,188 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	2.85 ratio
Stock Number	UT8726
MLS Number	14532024
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

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

Recently Updated

$48,000 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 565,419 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	565,419 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	40,000 lb 3.08 ratio
Stock Number	LY5958
MLS Number	13916440
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
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 Automatic

Newly Listed

Contact for price

Manufacturer’s Engine Warranty: Balance of Detroit Diesel 5 Year/500,000 EW4 Coverage. In Service: 1/28/2022,

Condition	Used
Usage	448,000 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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	1757
MLS Number	14530333
Category	Sleeper Semi Trucks
Last Updated	8/7/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(833) 300-___ SHOW
NUMBERCall Seller

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Automatic

Newly Listed

Contact for price

Équipement, Installed option, FRIGO, ESPAR, HEADACHE RACK AVEC COFFRES EN ALUMINIUM, BEACONS LIGHT,

Condition	Used
Usage	9,479 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.42 ratio
Stock Number	C-37598
MLS Number	14530210
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 624-___ SHOW
NUMBERCall Seller

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Recently Updated

$79,950 USD

TONS OF WARRANTY | 475 HP DETROIT DD15 | DT12 AUTOMATIC | 72" DOUBLE BUNK | 3.08 RATIO ✅ Engine Warranty — Extended Next EN4 Coverage Expires: July 29, 2027 or 625,000 miles, Includes: $750...

Condition	Used
Usage	473,934 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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	CO11784
MLS Number	14499126
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 624-___ SHOW
NUMBERCall Seller

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Recently Updated

$79,950 USD

TONS OF WARRANTY | 475 HP DETROIT DD15 | DT12 AUTOMATIC | 72" DOUBLE BUNK | 3.08 RATIO ✅ Engine Warranty — Extended Next EN4 Coverage Expires: July 29, 2027 or 625,000 miles, Includes: $750...

Condition	Used
Usage	14,453 Hours
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	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	CO11784
MLS Number	14499125
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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	480,785 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	3543
MLS Number	14527345
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
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

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	480,294 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	3524
MLS Number	14527342
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Price Drop $38,200 USD

533,569 Miles, DD13 Detroit, 505 HP, DT12 Automatic, 3.08 Ratio, Long 228" WB, 12k Fronts, 40k Rears, Power Windows/Locks/Mirrors, Aluminum Wheels, Air Slide 5th Wheel, Sirius XM/Bluetooth,...

Condition	Used
Usage	533,569 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MZ8680
MLS Number	14347154
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC