Featured Item View 29 Photos View 1 Video 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 455HP, 12 Speed Amt Recently Updated $44,950 USD FOR SALE — 2020 PETERBILT 579, Stock #MT6139 | ONLY $44,950 Hard to find a clean, late-model Peterbilt sleeper at this price point. This 2020 Peterbilt 579 is powered by the dependable... ConditionUsedUsage10,581 HoursDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.85 ratioStock NumberCO11412 MLS Number14375052CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (866) 579-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 0 Videos 2019 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage626,793 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8118 MLS Number14416617CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 0 Videos 2019 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage626,793 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8118 MLS Number14416616CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 19 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage621,575 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8121 MLS Number14416612CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 19 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage621,575 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8121 MLS Number14416610CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage626,002 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8120 MLS Number14416606CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage626,002 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8120 MLS Number14416604CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage639,515 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8119 MLS Number14416596CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt Newly Listed $34,950 USD 2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Double Bunk Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated... ConditionUsedUsage639,515 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power430 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End38,000 lb 2.64 ratioStock NumberAP8119 MLS Number14416595CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 26 Photos View 1 Video 2016 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 450HP, 10 Speed Manual Recently Updated $54,900 USD Great starter truck with only 193k on an overhaul with paperwork! 10spd manual with cummins power and dual stacks. Call today, ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins ISX15Drivetrain6x4Transmission10 Speed ManualSleeper TypeMid Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.36 ratioStock Number7354 MLS Number14402610CategorySleeper Semi Trucks Last Updated6/10/2026 LocationPalmetto, GA, US Sold By7E Truck Sales, LLC (833) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic Recently Updated $67,900 USD 450hp Cummins X15; 80in Double Bunk Ultraloft! This 2023 Peterbilt 579 is coming with a DOT Inspection; Fresh PM Service; a 450hp Cummins X15 Engine that is paired with a 12 Speed Automatic... ConditionUsedUsage347,516 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4Transmission12 Speed AutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.79 ratioStock Number8680534 MLS Number14402456CategorySleeper Semi Trucks Last Updated6/10/2026 LocationRockford, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 21 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 10 Speed Manual Recently Updated $45,495 USD NEW TURBO, AIR TO AIR AND EXHAUST MANIFOLD RECENTLY. READY TO ROLL!!! SOUTHERN RUN PETERBILT 579 WITH RARE 10 SPEED MANUAL. 455HP, 3.36 REARS, 80" CONDO WITH DOUBLE BUNK SLEEPER, VIRGIN... ConditionUsedDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission10 Speed ManualSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.25 ratioStock Number6873 MLS Number14397297CategorySleeper Semi Trucks Last Updated6/10/2026 LocationPalmetto, GA, US Sold By7E Truck Sales, LLC (833) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 33 Photos View 3 Videos 2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic Recently Updated $44,950 USD FOR SALE — AERODYNAMIC SLEEPER WITH APU DOUBLE BUNK SETUP Fuel-efficient. Driver-friendly. Built for long-haul productivity. This late-model sleeper is powered by the dependable PACCAR... ConditionUsedUsage482,612 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed Endurant AutomaticSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.85 ratioStock NumberCO11413 MLS Number14375051CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 31 Photos View 0 Videos 2023 Peterbilt 579 Sleeper Semi Truck - Paccar 380HP Recently Updated $66,900 USD WARRANTY! This 2023 Peterbilt 579 still has Factory Warranty attached to it until 3.31.27! ONLY 337k Miles! 485hp MX13 Engine with a 12 Speed Automatic Transmission; Single Bunk Ultraloft... ConditionUsedUsage337,814 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power485 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed AutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lbStock Number8680455 MLS Number14374934CategorySleeper Semi Trucks Last Updated6/10/2026 LocationIndianapolis, IN, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 33 Photos View 3 Videos 2020 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 455HP, 12 Speed Endurant Automatic Recently Updated $44,950 USD JUST IN THIS NICE Midroof Peterbilt 579 Sleeper, loaded with APU, Double Bunk, Deep rubber, and more! 455HP, 1650 Torque ! 237" Wheelbase, GVWR: 53,200 Ratio: 2.85, 72" sleeper, 12 speed... ConditionUsedUsage9,762 HoursDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission12 Speed Endurant AutomatedSleeper TypeMid Roof SleeperSleeper Size72"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.85 ratioStock NumberCO11413 MLS Number14372213CategorySleeper Semi Trucks Last Updated6/10/2026 LocationCommerce City, CO, US Sold ByMichelle Sells Trucks (844) 624-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 29 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - Paccar 510HP, 13 Speed Manual Recently Updated $52,900 USD 510HP! This 2020 Peterbilt 579 is Equipped with a 510hp MX13 Engine and a 13 Speed MANUAL Transmission! 44in Single Bunk Sleeper! Truck will be coming with our JX Certified 180 Point Dealer... ConditionUsedUsage448,129 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power510 HPEngine ModelPaccar MX-13Drivetrain6x4Transmission13 Speed ManualSleeper TypeFlat Top SleeperSleeper Size44"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.36 ratioStock Number8680464 MLS Number14350046CategorySleeper Semi Trucks Last Updated6/10/2026 LocationIndianapolis, IN, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 29 Photos View 0 Videos 2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic Recently Updated $57,900 USD 500hp Cummins X15 with a 12 Speed Automatic Transmission! 2022 Peterbilt 579 Ultraloft with a Spacious 80in Double Bunk Sleeper; Rear Bunk Controls; Air Slide 5th Wheel; Front Disc Brakes;... ConditionUsedUsage450,489 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins X15Drivetrain6x4Transmission12 Speed AutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.79 ratioStock Number8680352 MLS Number14350014CategorySleeper Semi Trucks Last Updated6/10/2026 LocationWadsworth, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 37 Photos View 0 Videos 2024 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $84,900 USD VERY NICE! 2024 Fleet Maintained Peterbilt 579 now for sale! This truck is LOADED and a Great Warranty to go with it! Cummins X15 450hp Engine Paired with a Smooth shifting 12 Speed... ConditionUsedUsage388,749 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.64 ratioStock Number8680389 MLS Number14268997CategorySleeper Semi Trucks Last Updated6/10/2026 LocationWyoming, MI, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 32 Photos View 0 Videos 2022 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, Automatic Recently Updated $67,900 USD JX Certified! This 2022 Peterbilt 579 with an 80in DOUBLE BUNK Midroof is coming with a FULL PM Service; 180 Point Dealer Inspection; DOT Inspection; a Full Interior and Exterior Detail and... ConditionUsedUsage379,345 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power455 HPEngine ModelPaccar MX-13Drivetrain6x4TransmissionAutomaticSleeper TypeMid Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 3.08 ratioStock Number8680395 MLS Number14268996CategorySleeper Semi Trucks Last Updated6/10/2026 LocationBolingbrook, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 20 Photos View 1 Video 2024 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins, Amt Recently Updated $89,900 USD Cummins power late model 2024s with remaining factory extended warranty through July 2027. Brand new virgin Drives and low miles! Spec'd for the long haul!, ConditionUsedUsage341,695 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins X15Drivetrain6x4Transmission12 Speed Endurant AutomatedSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End2.79 ratioStock Number7255 MLS Number14265123CategorySleeper Semi Trucks Last Updated6/10/2026 LocationPalmetto, GA, US Sold By7E Truck Sales, LLC (833) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 37 Photos View 0 Videos 2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $74,900 USD CUMMINS POWERED ULTRALOFT! 2023 Peterbilt 579 Double Bunk Sleeper with only 377k Miles is now available for sale! This unit is powered by a 450hp Cummins X15 Engine and Paired with a 12... ConditionUsedUsage376,994 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.79 ratioStock Number8680293 MLS Number14149540CategorySleeper Semi Trucks Last Updated6/10/2026 LocationBolingbrook, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 18 Photos View 0 Videos 2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $58,900 USD ULTRALOFT! This 2021 Peterbilt 579 is powered by a 450hp Cummins X15 Engine and a 12 Speed Automatic Transmission; Adaptive Cruise Control; Collision Mitigation; Lane Departure Assistance;... ConditionUsedUsage487,340 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.64 ratioStock Number8680318 MLS Number14144463CategorySleeper Semi Trucks Last Updated6/10/2026 LocationWadsworth, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt Recently Updated $50,495 USD Well spec'd Cummins powered 579 that's priced to move. FRIDGE, Great starter truck. Call for more info ConditionUsedUsage575,999 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power500 HPEngine ModelCummins X15Drivetrain6x4Transmission12 Speed Endurant AutomatedSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionFlex AirRear AxleTandem AxleRear End40,000 lb 2.79 ratioStock Number7285 MLS Number14308859CategorySleeper Semi Trucks Last Updated6/8/2026 LocationPalmetto, GA, US Sold By7E Truck Sales, LLC (833) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 34 Photos View 0 Videos 2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $58,900 USD ONLY 459k Miles! This truck is powered by a 450hp Cummins X15 Engine and a 12 Speed Automatic Transmission; Adaptive Cruise Control; Collision Mitigation; Lane Departure Assistance; Air... ConditionUsedUsage459,579 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.64 ratioStock Number8680316 MLS Number14140365CategorySleeper Semi Trucks Last Updated6/8/2026 LocationElmhurst, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 21 Photos View 0 Videos 2021 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, Automatic Recently Updated $64,900 USD LOW MILE ULTRALOFT! This LOW MILE 2021 Peterbilt 579 is powered by a 450hp Cummins X15 Engine and paired with a 12 Speed Automatic Transmission! This unit has a spacious 80in Double Bunk... ConditionUsedUsage306,828 MilesDuty ClassHeavy Duty Sleeper Semi TruckHorse Power450 HPEngine ModelCummins X15Drivetrain6x4TransmissionAutomaticSleeper TypeRaised Roof SleeperSleeper Size80"SuspensionAir RideRear AxleTandem AxleRear End40,000 lb 2.64 ratioStock Number8680093 MLS Number13943087CategorySleeper Semi Trucks Last Updated6/5/2026 LocationRockford, IL, US Sold ByJX Truck Center (844) 985-___ SHOWNUMBERCall Seller Email Seller Save More Info