View 21 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $46,500 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 632,884 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,... ConditionUsedUsage632,884 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334428 MLS Number13775410CategorySleeper Semi Trucks Last Updated4/11/2026 LocationDayton, OH, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $55,000 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, and 220-gallon fuel... ConditionUsedUsage515,549 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334426 MLS Number13870175CategorySleeper Semi Trucks Last Updated4/2/2026 LocationWest Sacramento, CA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 22 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $52,250 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 520,119 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,... ConditionUsedUsage520,119 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334418 MLS Number14014638CategorySleeper Semi Trucks Last Updated4/2/2026 LocationWest Columbia, SC, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $47,750 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 619,433 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 220-gallon fuel... ConditionUsedUsage619,433 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334416 MLS Number14014636CategorySleeper Semi Trucks Last Updated4/11/2026 LocationMelrose Park, IL, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 22 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $52,250 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 554,934 miles, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride... ConditionUsedUsage554,934 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334409 MLS Number14014635CategorySleeper Semi Trucks Last Updated4/12/2026 LocationEau Claire, WI, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 19 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $55,750 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension.... ConditionUsedUsage512,765 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number334407 MLS Number14014634CategorySleeper Semi Trucks Last Updated4/12/2026 LocationMonroe, OH, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 26 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic $49,000 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 634,088 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle.... ConditionUsedUsage634,088 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power400 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.28 ratioStock NumberEPES21192 MLS Number14014507CategorySleeper Semi Trucks Last Updated3/14/2026 LocationChester, VA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 30 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic $53,250 USD Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 589,486 miles, 400HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride... ConditionUsedUsage589,486 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power400 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.28 ratioStock NumberEPES21178 MLS Number14014500CategorySleeper Semi Trucks Last Updated4/12/2026 LocationConcord, NC, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $46,500 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 610,531 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,... ConditionUsedUsage610,531 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373516 MLS Number11770587CategorySleeper Semi Trucks Last Updated4/11/2026 LocationBaltimore, MD, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 25 Photos View 0 Videos 2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $46,750 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 641,549 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,... ConditionUsedUsage641,549 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373442 MLS Number12315507CategorySleeper Semi Trucks Last Updated4/9/2026 LocationTallahassee, FL, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic Price Drop $49,500 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 578,937 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air... ConditionUsedUsage578,938 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373390 MLS Number13867788CategorySleeper Semi Trucks Last Updated4/1/2026 LocationEl Paso, TX, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $47,250 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 602,840 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,... ConditionUsedUsage602,840 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373330 MLS Number14014468CategorySleeper Semi Trucks Last Updated4/8/2026 LocationChester, VA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $42,250 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 719,931 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle.... ConditionUsedUsage719,932 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373264 MLS Number13599525CategorySleeper Semi Trucks Last Updated4/8/2026 LocationWest Valley City, UT, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $53,250 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 506,423 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride... ConditionUsedUsage506,423 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number373227 MLS Number14014465CategorySleeper Semi Trucks Last Updated4/5/2026 LocationKearny, NJ, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 22 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic $54,250 USD Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 60" integral sleeper, 218" wheelbase, tandem rear axle.... ConditionUsedUsage407,626 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size60"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.55 ratioStock Number352799 MLS Number13899239CategorySleeper Semi Trucks Last Updated4/9/2026 LocationSouth Plainfield, NJ, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 24 Photos View 0 Videos 2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $42,250 USD Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, air ride suspension,... ConditionUsedUsage664,567 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number228869 MLS Number13709302CategorySleeper Semi Trucks Last Updated4/8/2026 LocationJacksonville, FL, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 23 Photos View 0 Videos 2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic $48,000 USD Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck, 524,916 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride... ConditionUsedUsage524,916 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15ATTransmission12 Speed AutomaticSleeper TypeIntegral SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number230078 MLS Number14013465CategorySleeper Semi Trucks Last Updated4/8/2026 LocationSpokane Valley, WA, US Sold ByPenske Used Trucks (855) 942-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 33 Photos View 0 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck $40,000 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... ConditionUsedUsage714,510 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power400 HPDrivetrain6x4Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End2.16 ratioStock NumberMA9678 MLS Number13463920CategorySleeper Semi Trucks Last Updated12/2/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 36 Photos View 3 Videos 2021 Freightliner Cascadia 126 Sleeper Semi Truck $55,500 USD 574k Miles, DD15 Detroit, 400 HP (upgradeable to 505), DT12 Automated, Fleet Maintained, Double Bunk Condo, Fridge, Collision Mitigation System, 225" WB, 2.85 Ratio, 12,500 Fronts, 40,000... ConditionUsedUsage574,428 MilesDuty ClassHeavy Duty Sleeper Semi TruckEngine ModelDetroit DD15Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSuspensionAir RideRear AxleTandem AxleRear End40,000 lbStock NumberMA9747 MLS Number13463917CategorySleeper Semi Trucks Last Updated12/2/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 29 Photos View 1 Video 2021 Freightliner Cascadia 126 Sleeper Semi Truck $42,900 USD DD15 Detroit, 505 HP, DT12 Automated, 2.85 Ratio, Diff Locks, 12350 Fronts, 40000 Rears, Jakes, Double Bunk Sleeper, Bluetooth, Power Windows/Locks/Mirrors, Dual Air Ride Seats, Collision... ConditionUsedUsage658,600 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power505 HPEngine ModelDetroit DD15Drivetrain6x4Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.85 ratioStock NumberMH6762 MLS Number13463914CategorySleeper Semi Trucks Last Updated12/2/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 26 Photos View 1 Video 2021 Freightliner Cascadia 126 Sleeper Semi Truck $41,900 USD 679,793 Miles, DD15 Detroit, DT12 Automatic, Fleet Maintained, Double Bunk Sleeper, Fridge, Collision Mitigation System, Bluetooth, Inter-Axle Lock, Air Slide, Air Suspension Dump, Power... ConditionUsedUsage679,793 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power400 HPEngine ModelDetroit DD15Drivetrain6x2Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSuspensionAir RideRear AxleTandem AxleRear End40,000 lbStock NumberMA9737 MLS Number13463913CategorySleeper Semi Trucks Last Updated12/2/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 25 Photos View 1 Video 2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Automatic $59,000 USD Fleet Maintained, Stock MA9710, Miles 465,201, Detroit DD15, 505 HP, DT 12 Automatic, Refrigerator, New mattress, 2.85 Ratio, 225" WB, Dual Air Ride Seats, Double Bunk, Power Windows/Mirrors... ConditionUsedUsage465,201 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power505 HPEngine ModelDetroit DD15Drivetrain6x4Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.85 ratioStock NumberMA9710 MLS Number12701832CategorySleeper Semi Trucks Last Updated12/29/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 22 Photos View 1 Video 2022 Freightliner Cascadia 126 Sleeper Semi Truck $49,000 USD 641,343 Miles, DD15 Detroit, 505hp, DT12 Automated, Electric APU, Double Bunk, Fridge, 2.16 Ratio, 225" WB, Collision Mitigation, Inverter, Inter-Axle Lock, Air Slide, Air Suspension Dump, ConditionUsedUsage641,343 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power505 HPEngine ModelDetroit DD15Drivetrain6x4Transmission12 Speed Detroit DT12 AutomatedSleeper TypeRaised Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.16 ratioStock NumberMY8495 MLS Number13463922CategorySleeper Semi Trucks Last Updated11/20/2025 LocationMonroe, GA, US Sold ByAAA Trucks LLC (844) 216-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos 2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic Price Drop $40,495 USD ConditionUsedUsage716,500 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelDD15 GHG'17 455/1650Transmission12 Speed AutomaticSleeper TypeCondo SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End3.08 ratioStock Number277894 MLS Number13986236CategorySleeper Semi Trucks Last Updated4/10/2026 LocationO'fallon, MO, US Sold ByRyder (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 22 Photos View 0 Videos 2024 Freightliner Cascadia 126 * FRESH IN, 4YR 600K Remaining Factory Warranty, 9/28/27 505HP Tri Pac Apu $96,950 USD For sale is an unbeatable 2024 Freightliner Cascadia, powered by a robust 505HP Detroit DD15 Engine with 1750 Torque and a smooth DT12 Automatic Transmission, paired with a 2.64 Rear Ratio... Warranty ConditionUsedUsage6,678 HoursDuty ClassHeavy Duty Sleeper Semi TruckHorse Power505 HPEngine ModelDetroit DD15Drivetrain6x4Transmission12 Speed Detroit DT12 AutomaticSleeper TypeCondo SleeperSleeper Size72"Suspension4 Bag Air RideRear AxleTandem AxleRear End40,000 lb 2.64 ratioStock NumberUVG5059 MLS Number13871092CategorySleeper Semi Trucks Last Updated11/25/2025 LocationSpringfield, MO, US Sold ByTri State Truck Center - Springfield, MO (833) 490-___ SHOWNUMBERCall Seller Email Seller Save More Info