Freightliner Tandem Axle 6x4 Cascadia 126 Trucks For Sale in United States

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2019 Freightliner Cascadia 126 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$82,000 USD

New dump box and system, New electric tarp Contact Ed Gibbs,

Condition	Used
Usage	619,820 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14642787
Category	Dump Trucks
Last Updated	10/3/2026
Location	Phoenix, AZ, US
Sold By	TCI Transportation

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2019 Freightliner Cascadia 126 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$82,000 USD

Brand new dump box and system, New electric trap, Contact Ed Gibbs,

Condition	Used
Usage	619,820 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	14642784
Category	Dump Trucks
Last Updated	10/3/2026
Location	Phoenix, AZ, US
Sold By	TCI Transportation

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 425HP

Recently Updated

$69,900 USD

2022 Freightliner Cascadia 126 Sleeper, , 562,702 Miles, , Detroit DD15 Gen 5, 14.8L, 6-Cylinder, , Detroit DT12 12-Speed Automated Transmission, , 2.15 Rear Axle Ratio, , 6x4 Drive, Tandem...

Condition	Used
Usage	562,702 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Size	72"
Rear Axle	Tandem Axle
Stock Number	272581
MLS Number	14611349
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(855) 807-___ SHOW
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2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$42,500 USD

FLEET MAINTAINED, FREIGHTLINER CASCADIA 126 DAY CAB, DETROIT DD15, 505HP, DETROIT DT12 AUTO TRANSMISSION, 3.58 RATIOS, 206" WHEEL BASE, TOOL BOX,JAKES, LOCKERS, GOOD RUBBER, READY TO WORK!,...

Condition	Used
Usage	536,576 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	7390
MLS Number	14595874
Category	Day Cab Semi Trucks
Last Updated	10/3/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 505HP, 12 Speed Automatic

Recently Updated

$59,500 USD

FLEET MAINTAINED 2020 FREIGHTLINER CASCADIA 126, DETROIT DD15, 505HP, 12 SPEED DETROIT DT12 TRANSMISSION, 48" SLEEPER, DOUBLE BUNK, JAKES, LOCKERS, ALUMINUM RIMS, ELECTRIC APU, NO CODES OR...

Condition	Used
Usage	491,540 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	7389
MLS Number	14571666
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2025 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Recently Updated

$87,900 USD

EXT CUMMINS PP1 5Y/500K ml WARRANTY, In Service Date: 07/17/2024,

Condition	Used
Usage	10,321 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant 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	1764
MLS Number	14571588
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(833) 932-___ SHOW
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2027 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

Contact for price

This 72" raised roof sleeper is powered by a DD15 rated at 455 HP and 1,750 lb-ft of torque, paired with a DT12 transmission. It features a 12,500 lb front axle, 40,000 lb rear axle, 40,000...

Condition	New
Usage	9 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 2.85 ratio
Stock Number	41666
MLS Number	14563063
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Bangor, ME, US
Sold By	Freightliner of Maine

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Price Drop $49,900 USD

2020 Freightliner Cascadia 126 Sleeper, , 584,576 Miles, , Detroit DD15 14.8L, 6-Cylinder, , Detroit DT12 Automated, 12-Speed, , 3.08 Rear Axle Ratio, , 6x4 Drive, Tandem Rear Axle(s), , ...

Condition	Used
Usage	584,576 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Size	70"
Rear Axle	Tandem Axle
Stock Number	272031
MLS Number	14555471
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

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

Recently Updated

$103,900 USD

Manufacturer’s Engine Warranty: Balance of Detroit Diesel 5 Year/600,000 EW4 Coverage. Good until 8/28/2029, Extended Detroit Clutch Coverage 5y/500K ml Good until 8/28/2029,

Condition	Used
Usage	11,049 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	40,000 lb 2.85 ratio
Stock Number	1763
MLS Number	14543598
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Price Drop $49,900 USD

2020 Freightliner Cascadia 126 Sleeper, , 575,516 Miles / 19,828 Engine Hours, , Detroit DD15, 14.8L, 6-Cylinder, , Detroit DT12 12-Speed Automated Transmission, , 3.08 Rear Axle Ratio, , ...

Condition	Used
Usage	575,516 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Stock Number	271986
MLS Number	14521553
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Recently Updated

$49,900 USD

48" Midroof sleeper, Detroit DD15 engine! Rare to find the DD15 in a smaller midroof unit. That means this truck can do it all! Ready to work

Condition	Used
Usage	551,299 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Size	70"
Rear Axle	Tandem Axle
Stock Number	272030
MLS Number	14521552
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 241-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

Recently Updated

$88,995 USD

2023 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive* Detroit DD15 14.8L -- 425 HP* DT12 Overdrive Automated Manual Transmission* 200-Gallon Fuel Capacity* 12,350 lb...

Condition	Used
Usage	434,000 Miles
Horse Power	425 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	PLMX3396
MLS Number	14588208
Category	Sleeper Semi Trucks
Last Updated	10/3/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

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2020 Freightliner Cascadia Day Cab Truck - Detroit, Automatic

Recently Updated

$34,500 USD

Condition	Used
Usage	450,704 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	410 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	40503
MLS Number	14007472
Category	Day Cab Semi Trucks
Last Updated	10/3/2026
Location	Carlisle, PA, US
Sold By	Schneider

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 425HP, 12 Speed Dt12 Automatic

Newly Listed

$99,900 USD

Manufacturer’s Engine Warranty. Balance of Detroit Diesel 4 Year/500,000 Mile Extended Truck Coverage 4 and 4 Year/500,000 EW4 Coverage In Service: 3/16/2023,

Condition	Used
Usage	409,000 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	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	1767
MLS Number	14640551
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(866) 530-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Newly Listed

Contact for price

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	347,000 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
Stock Number	1760
MLS Number	14640286
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP

Price Drop $54,900 USD

2021 Freightliner Cascadia 126 Day Cab, , 326,512 Miles, , Detroit DD13 12.8L, 6-Cylinder, , Eaton Fuller EEO-16F112C Automated 12-speed, , 3.23 Rear Axle Ratio, , 6x4 Drive, Tandem Rear...

Condition	Used
Usage	326,512 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Rear Axle	Tandem Axle
Stock Number	271404
MLS Number	14555470
Category	Day Cab Semi Trucks
Last Updated	10/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

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

Recently Updated

$99,900 USD

WARRANTY COVERAGES: ENGINE MAJOR COMPONENTS PARTS ONLY 5Y/500K ML, BASIC TRANSMISSION COVERAGE 5Y/750K ML. IN SERVICE DATE: 9/29/2022, Eng Family# NDDXH14.8TCC, LEAD TRUCK,

Condition	Used
Usage	13,073 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	40,000 lb 2.85 ratio
Stock Number	1731
MLS Number	14271500
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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

Newly Listed

$85,200 USD

Condition	Used
Usage	390,857 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	2.28 ratio
Stock Number	54656
MLS Number	14639804
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Wilmer, TX, US
Sold By	Schneider

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2022 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic, Optimized Idle

Recently Updated

$67,000 USD

Condition	Used
Usage	376,357 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15GHG21
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	21043
MLS Number	14531584
Category	Sleeper Semi Trucks
Last Updated	10/2/2026
Location	Gary, IN, US
Sold By	Schneider

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2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$54,500 USD

FLEET MAINTAINED, FREIGHTLINER CASCADIA 126 DAY CAB, DETROIT DD13, 450HP, DETROIT DT12 AUTO TRANSMISSION, 3.25 RATIOS, 186" WHEEL BASE, JAKES, LOCKERS, COLLISION MITIGATION LANE DEPARTURE,...

Condition	Used
Usage	288,877 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	7438
MLS Number	14637585
Category	Day Cab Semi Trucks
Last Updated	10/1/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2024 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Recently Updated

$114,900 USD

364507 Miles, Engine: DETROIT DD15, 455 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Size: 72, Tandem Rear Axles

Condition	Used
Usage	364,507 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Size	72"
Rear Axle	Tandem Axle
Stock Number	272598
MLS Number	14601736
Category	Sleeper Semi Trucks
Last Updated	10/1/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

(844) 940-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$69,999 USD

CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES!,

Condition	Used
Usage	400,560 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
Stock Number	4012
MLS Number	14599206
Category	Sleeper Semi Trucks
Last Updated	10/1/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 940-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$69,999 USD

CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES!,

Condition	Used
Usage	394,000 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	Air Ride
Rear Axle	Tandem Axle
Stock Number	4023
MLS Number	14599204
Category	Sleeper Semi Trucks
Last Updated	10/1/2026
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 624-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

Recently Updated

$77,950 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	10/1/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks