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Used Freightliner 6x4 Mid Roof Cascadia 126 Sleeper Semi Trucks with Detroit Engines For Sale

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Showing 1 - 10 of 10 Sleeper Semi Truck Listings

1 - 10 of 10 listings
1 - 10 of 10 listings
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

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

Price Drop $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...
ConditionUsed
Usage473,934 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power475 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock NumberCO11784
MLS Number14499126
CategorySleeper Semi Trucks
Last Updated9/17/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Michelle Sells Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 475HP, 12 Speed Dt12 Automatic

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

Price Drop $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...
ConditionUsed
Usage14,453 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power475 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock NumberCO11784
MLS Number14499125
CategorySleeper Semi Trucks
Last Updated9/17/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

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,
Quantity3
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock Number7541
MLS Number14601447
CategorySleeper Semi Trucks
Last Updated9/12/2026
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
(833) 478-___  SHOW
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7E Truck Sales, LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

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,
Quantity3
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock Number7539
MLS Number14601446
CategorySleeper Semi Trucks
Last Updated9/12/2026
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
(833) 478-___  SHOW
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7E Truck Sales, LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

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,
Quantity3
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock Number7540
MLS Number14601445
CategorySleeper Semi Trucks
Last Updated9/12/2026
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
(833) 478-___  SHOW
NUMBERCall Seller
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7E Truck Sales, LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

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

$49,900 USD
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 and a 2.85...
ConditionUsed
Usage15,428 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberRR35-LC8368
MLS Number14571831
CategorySleeper Semi Trucks
Last Updated9/11/2026
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___  SHOW
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AAA Trucks LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

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

$49,500 USD
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 and a 2.85...
ConditionUsed
Usage504,209 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberRR35-LC8367
MLS Number14571830
CategorySleeper Semi Trucks
Last Updated9/11/2026
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___  SHOW
NUMBERCall Seller
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AAA Trucks LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

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

$50,800 USD
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 and a 2.85...
ConditionUsed
Usage21,110 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberRR35-LC8355
MLS Number14571829
CategorySleeper Semi Trucks
Last Updated9/11/2026
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___  SHOW
NUMBERCall Seller
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AAA Trucks LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, 450HP, 12 Speed Dt12 Amt

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

$52,200 USD
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 and a 2.85...
ConditionUsed
Usage17,203 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberRR35-LC8353
MLS Number14571828
CategorySleeper Semi Trucks
Last Updated9/11/2026
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___  SHOW
NUMBERCall Seller
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AAA Trucks LLC
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Mid Roof Sleeper, Detroit 505HP, 12 Speed Automatic

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

$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...
ConditionUsed
Usage491,540 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size48"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number7389
MLS Number14571666
CategorySleeper Semi Trucks
Last Updated8/31/2026
Location
Houston, TX, US
Sold By
Southern Truck Sales Ltd
(855) 807-___  SHOW
NUMBERCall Seller
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