Freightliner 6x4 Cascadia 126 Sleeper Semi Trucks For Sale by Dealerships

(833) 490-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

$62,950 USD

For sale: a powerhouse 2023 Freightliner Cascadia with just 488,000 well-maintained miles, ready to tackle your heaviest hauls! Powered by the legendary Cummins X15 500HP engine paired with...

Warranty

Condition	Used
Usage	488,847 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	UUG1661
MLS Number	13999600
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(866) 530-___ SHOW
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Tri State Truck Center - Springfield, MO

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

Newly Listed

$65,995 USD

FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME BUYERS WELCOME, EXTENDED WARRANTIES AVAILABLE, TRADE INS WELCOME, NATIONWIDE DELIVERY AVAILABLE...

Condition	Used
Usage	424,000 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	7381
MLS Number	14156084
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(844) 985-___ SHOW
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2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Manual

Newly Listed

$46,900 USD

BIG HP and LOW MILES! This 2018 Freightliner Cascadia has a 14.8L 505hp DD15 Engine that is paired with a 13 Speed Manual Transmission and has only 283k Miles! Hood Mirrors; Air Slide 5th...

Condition	Used
Usage	283,577 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Manual
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	8680337
MLS Number	14155853
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

Price Drop $79,900 USD

Condition	Used
Usage	441,691 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31061
MLS Number	13791068
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Houston, TX, US
Sold By	Schneider

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

Price Drop $86,900 USD

Condition	Used
Usage	341,005 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31503
MLS Number	14049040
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	PHOENIX, AZ, US
Sold By	Schneider

Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery HVAC w/ Optimized Idle, Bulk Equipment -Manager's Special!

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery HVAC w/ Optimized Idle, Bulk Equipment -Manager's Special!

Recently Updated

$52,900 USD

Unit is equipped with: , Heat In Transit (HIT) connections , Hydraulic Cooling System - Gardner Denver MH3 Hydrapack , Transfer Pump - Blackmer TX206 , Vane...

Condition	Used
Usage	389,882 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 GHG 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	13666
MLS Number	13679597
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Carlisle, PA, US
Sold By	Schneider

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

Recently Updated

$59,900 USD

371430 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 229, Tandem Rear Axles, Front Axle Weight: 12500...

Condition	Used
Usage	371,430 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	154560
MLS Number	14082630
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(855) 717-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$56,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!!! AIR RIDE, ATC SPIN, HSA OFF, ENGINE BRAKE, SLIDING 5TH WHEEL, SLPR DOME, AMBT LIGHT, FOOT WELL, DOME LIGHT, UTLY...

Condition	Used
Usage	500,447 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	69"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	L01628-DELIVERY 2 U
MLS Number	14023694
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

2023 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$70,200 USD

Condition	Used
Usage	436,289 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15TCO 50 STATE
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	75606
MLS Number	14155370
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Charlotte, NC, US
Sold By	Schneider

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$55,200 USD

Condition	Used
Usage	363,590 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	12948
MLS Number	14155314
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Gary, IN, US
Sold By	Schneider

(844) 985-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

Recently Updated

$59,900 USD

2021 Freightliner Cascadia with a FULL WORK UP! This truck has received our dealer 180 point inspection making it one of the most reliable trucks for sale on the market! Included in this...

Condition	Used
Usage	414,121 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 2.28 ratio
Stock Number	8679941
MLS Number	13680112
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Wadsworth, IL, US
Sold By	JX Truck Center

Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle - Manager's Special!

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle - Manager's Special!

Recently Updated

$59,900 USD

Condition	Used
Usage	344,943 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	12694
MLS Number	13959971
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Gary, IN, US
Sold By	Schneider

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP

Newly Listed

$99,900 USD

EXT DETROIT CLUTCH COVERAGE 60 Months 04/20/Miles EXT DETROIT EW4 CARB COMPLIANT COVERAGE 60 Months 04/20/Miles,

Condition	Used
Usage	295,848 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
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 2.16 ratio
Stock Number	267827
MLS Number	14153817
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP

Newly Listed

$81,900 USD

367827 Miles, Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 233, Tandem Rear Axles,...

Condition	Used
Usage	367,827 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	267985
MLS Number	14153812
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Recently Updated

$49,900 USD

559273 Miles, Engine: DETROIT DD15, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles

Condition	Used
Usage	559,273 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Stock Number	267725
MLS Number	14134744
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 624-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

Price Drop $72,950 USD

2022 Freightliner Cascadia – Fully Loaded Warranty Covered This 2022 Freightliner Cascadia is a dependable, driver-friendly truck built for efficiency, comfort, and long-haul performance....

Condition	Used
Usage	11,000 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.85 ratio
Stock Number	CO11110
MLS Number	14120276
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(844) 624-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

Price Drop $72,950 USD

2022 Freightliner Cascadia – Fully Loaded Warranty Covered This 2022 Freightliner Cascadia is a dependable, driver-friendly truck built for efficiency, comfort, and long-haul performance....

Condition	Used
Usage	11,000 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.85 ratio
Stock Number	CO11110
MLS Number	14120271
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(844) 985-___ SHOW
NUMBERCall Seller

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, Automatic

Recently Updated

$62,900 USD

455 HP DD15 Engine with a DT12 Automatic Transmission on this 2022 Freightliner Cascadia! Equipped with Virgin Tires; APU; a Spacious 72in Double Bunk Sleeper; Deer Guard; Heated Mirrors;...

Condition	Used
Usage	502,960 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.85 ratio
Stock Number	8680212
MLS Number	13998214
Category	Sleeper Semi Trucks
Last Updated	2/19/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

(855) 910-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Newly Listed

$44,950 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	471,876 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	3479
MLS Number	14149787
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

Price Drop $89,900 USD

Condition	Used
Usage	287,688 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31385
MLS Number	13766471
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Edwardsville, IL, US
Sold By	Schneider

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

Price Drop $69,900 USD

Condition	Used
Usage	474,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31063
MLS Number	13762363
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Gary, IN, US
Sold By	Schneider

(909) 775-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Newly Listed

$67,900 USD

One owner truck, Fleet maintained, Contact Sergio,

Condition	Used
Usage	466,000 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
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14149633
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

(909) 775-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 13 Speed Ultrashift Manual

Newly Listed

$69,900 USD

One owner truck, Fleet maintained, Contact Sergio,

Condition	Used
Usage	449,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	13 Speed Ultrashift Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	2600
MLS Number	14149628
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

(909) 775-___ SHOW
NUMBERCall Seller

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 13 Speed Ultrashift Manual

Newly Listed

$69,900 USD

One owner, Good miles, Contact Sergio,

Condition	Used
Usage	395,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	13 Speed Ultrashift Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2610
MLS Number	14149627
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	TCI Transportation