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Used Freightliner 12 Speed Tandem Axle Sleeper Semi Trucks For Sale

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Showing 1 - 25 of 76 Sleeper Semi Truck Listings

1 - 25 of 76 listings
1 - 25 of 76 listings
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $52,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 458,570 miles, 505 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...
ConditionUsed
Usage461,962 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number352006
MLS Number13800796
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Clackamas, OR, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $61,750 USD
Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 601,804 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...
ConditionUsed
Usage602,370 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number207059
MLS Number14100140
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Medley, FL, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed
$54,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 464,523 miles, 505HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....
ConditionUsed
Usage464,524 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number367612
MLS Number14256784
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Evansville, IN, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $81,750 USD
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 406,289 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....
ConditionUsed
Usage411,514 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number466585
MLS Number14145108
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Laredo, TX, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

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

Recently Updated
$75,995 USD
2022 FREIGHTLINER CASCADIA 126, DETROIT DD15, 505 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 412,134 MILES, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...
ConditionUsed
Usage412,134 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number2812
MLS Number14229254
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
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Fontana Truck Outlet
Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

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

Recently Updated
$81,995 USD
2023 FREIGHTLINER CASCADIA 126, DETROIT DD15, GEN 5 / 505 HP, DETROIT DT12 AUTOMATIC TRANSMISSION, 398,457 MILES, 240 GALLONS FUEL TANKS, UNDER FACTORY WARRANTY, FLEET MAINTAINED...
ConditionUsed
Usage398,457 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number6634
MLS Number14172583
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
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Fontana Truck Outlet
Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated
$66,995 USD
DETROIT DD15 / AUTOMATIC TRANSMISSION / APU / PTO / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, MID-ROOF XT SLEEPER, 428,111 MILES, DETORIT DD15 ENGINE, DETROIT...
ConditionUsed
Usage428,111 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number5778
MLS Number13688194
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
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Fontana Truck Outlet
Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated
$104,950 USD
2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 505 HP, DT12 Automatic, 72” Raised Roof Double Bunk, 192K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...
ConditionUsed
Usage192,279 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberMO11105
MLS Number14109181
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
(844) 687-___  SHOW
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed
$59,500 USD
Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 538,687 miles, 505HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...
ConditionUsed
Usage538,687 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number369888
MLS Number14248241
CategorySleeper Semi Trucks
Last Updated3/17/2026
Location
Houston, TX, US
Sold By
Penske Used Trucks
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2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

Recently Updated
$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
ConditionUsed
Usage488,847 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberUUG1661
MLS Number13999600
CategorySleeper Semi Trucks
Last Updated3/16/2026
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
(833) 490-___  SHOW
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Tri State Truck Center - Springfield, MO
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated
$78,250 USD
Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 402,495 miles, 505 HP DD15AT diesel engine, 12-speed automatic transmission by Detroit, 72" integral sleeper, tandem rear...
ConditionUsed
Usage402,496 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number432240
MLS Number14167085
CategorySleeper Semi Trucks
Last Updated3/20/2026
Location
Tuscaloosa, AL, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 120" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 120" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$50,000 USD
NICE TRUCK, RUNS AND DRIVES EXCELLENT, ARI 120 INCH SLEEPER, ONAL DIESEL GENERATOR, FULL LIVING AREA, LOADED TRUCK, FULL GAUGE PACKAGE, DUAL AIR RIDE SEATS, POWER WINDOWS, POWER MIRRORS,...
ConditionUsed
Usage677,824 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size120"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number19DET677SHOWCAS
MLS Number14247050
CategorySleeper Semi Trucks
Last Updated3/20/2026
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
(833) 801-___  SHOW
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Don Baskin Truck Sales
Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

$104,950 USD
2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 505 HP, DT12 Automatic, 72” Raised Roof Double Bunk, 192K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...
ConditionUsed
Usage192,279 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberMO11105
MLS Number14245862
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Kansas City, MO, US
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Michelle Sells Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $50,500 USD
Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 505 HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, 240 gal fuel capacity, air...
ConditionUsed
Usage594,401 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number369887
MLS Number14245737
CategorySleeper Semi Trucks
Last Updated3/18/2026
Location
Houston, TX, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$41,500 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 659,800 miles, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...
ConditionUsed
Usage659,800 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number362682
MLS Number14245705
CategorySleeper Semi Trucks
Last Updated3/19/2026
Location
Rothschild, WI, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Contact for price
hard to find low mileage sleeper
ConditionUsed
Usage443,772 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number#2628
MLS Number14244609
CategorySleeper Semi Trucks
Last Updated3/14/2026
Location
Los Angeles, CA, US
Sold By
TCI Transportation
(323) 712-___  SHOW
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TCI Transportation
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Amt

$52,000 USD
8 brand new tires, 571,812 Miles, DD15 Detroit, 400 HP bumped up to 505hp, DT12 Automated, APU, Collision Mitigation, 40k Rears, 2.28 Ratio, Air Ride, Deer Guard, Side Fairings, Quarter...
ConditionUsed
Usage571,812 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.28 ratio
Stock NumberLH5106
MLS Number13712690
CategorySleeper Semi Trucks
Last Updated3/13/2026
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___  SHOW
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AAA Trucks LLC
Freightliner Cascadia 125 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

2016 Freightliner Cascadia 125 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

Price Drop $14,000 USD
2016 Freightliner Cascadia 125 Sleeper - 731,922 Miles, Detroit DD15, Automated 12 Speed, Air Ride Suspension, 76" Raised Roof Sleeper, Call With Further Questions.
ConditionUsed
Usage731,922 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End20,000 lb
Stock NumberHH5962
MLS Number13537755
CategorySleeper Semi Trucks
Last Updated3/17/2026
Location
Lancaster, CA, US
Sold By
TFS Recovery, Inc.
(844) 748-___  SHOW
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TFS Recovery, Inc.
Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 505HP, 12 Speed Dt12 Automatic

2019 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 505HP, 12 Speed Dt12 Automatic

$13,000 USD
engine locked up, clean interior and body, good tires, auto,
ConditionUsed
Usage710,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number10807
MLS Number14129332
CategorySleeper Semi Trucks
Last Updated3/12/2026
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___  SHOW
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Manders Diesel
Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2021 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$42,500 USD
Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, and 250-gallon fuel...
ConditionUsed
Usage708,530 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number379735
MLS Number12397129
CategorySleeper Semi Trucks
Last Updated3/12/2026
Location
New Castle, DE, US
Sold By
Penske Used Trucks
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Freightliner Cascadia 125 Sleeper Semi Truck - 62" Mid Roof Sleeper, Detroit 505HP, 12 Speed Automatic

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 62" Mid Roof Sleeper, Detroit 505HP, 12 Speed Automatic

$59,900 USD
Stock NumberC-32984, Year2017, ManufacturerFREIGHTLINER, ModelCASCADIA 125, ConditionUsed, Mileage768,892 mi, VIN1FUJGLDR8HLHX7641, Engine, Horsepower505 HP, Engine ManufacturerDETROIT,...
ConditionUsed
Usage768,892 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size62"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 3.42 ratio
Stock NumberC-32984
MLS Number11611217
CategorySleeper Semi Trucks
Last Updated3/12/2026
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
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Gamache Truck Center
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $54,750 USD
Used 2024 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 748,754 miles, DD15AT diesel engine, 505 HP, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage749,513 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number207055
MLS Number14117050
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Colorado Springs, CO, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
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Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $36,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 758,851 miles, 505 HP DD15AT engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle, air...
ConditionUsed
Usage758,851 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number289989
MLS Number14230984
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Fontana, CA, US
Sold By
Penske Used Trucks
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Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $61,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 420,214 miles, 505 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage429,370 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number280832
MLS Number14013634
CategorySleeper Semi Trucks
Last Updated3/22/2026
Location
Tacoma, WA, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
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Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Contact for price
542097 Miles, 15266 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...
ConditionUsed
Usage15,266 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins X15
Emission RatingUSA Tier 4 Final
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberLH4050
MLS Number14229146
CategorySleeper Semi Trucks
Last Updated3/14/2026
Location
Caledonia, WI, US
Sold By
TFS Recovery, Inc.
(844) 748-___  SHOW
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