Sleeper Semi Trucks For Sale - New & Used 36-, 48-, 60-, 72- & 80-in Sleepers

Find available new and used Semi Trucks on MyLittleSalesman.com, with prices from $3,500 to $599,900. Use filters for sleeper type, transmission, horsepower, mileage, and more to narrow and find the right Sleeper Semi Truck available near you.
MyLittleSalesman.com lists over 5,000 new and used sleeper semi trucks for sale from dealers, auctioneers, and owners across the U.S. and Canada. Whether you're an owner-operator looking for a mid-roof 60-inch sleeper for regional runs or outfitting a fleet with 72-inch or 80-inch stand-up condos for OTR teams, you can filter by make, sleeper type, transmission, horsepower, price, and location to zero in on the right truck. Every listing includes full specs and seller contact info, and many include financing estimates so you can compare total cost before you call.
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Showing 1 - 25 of 4,985 Sleeper Semi Truck Listings

1 - 25 of 4,985 listings
1 - 25 of 4,985 listings
Featured Item
2021 Kenworth T680 Sleeper Semi Truck - 400k Miles, Double Bunk, Premium Interior, Fully Serviced, Lots of room in the sleeper

2021 Kenworth T680 Sleeper Semi Truck - 400k Miles, Double Bunk, Premium Interior, Fully Serviced, Lots of room in the sleeper

Newly Listed
$38,400 USD
2021 Kenworth T680 Sleeper Truck - VIN: 1XKYDP9X7MJ464729 - Miles: 407,770 - Engine: PACCAR MX‑13, 455 HP - Transmission: 12‑Speed Automatic - Drive: 6x4 Specs: , Kenworth Airglide...
ConditionUsed
Usage408,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power405 HP
Engine ModelPaccar MX/MX-13
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeDouble Bunk
Sleeper Size76"
SuspensionAir Glide
Rear AxleTandem Axle
MLS Number14303665
CategorySleeper Semi Trucks
Last Updated4/10/2026
Location
Searcy, AR, US
Sold By
US Truck & Body
Featured Item
2015 Freightliner Cascadia 125 Sleeper Semi Truck

2015 Freightliner Cascadia 125 Sleeper Semi Truck

Price Drop $25,000 USD
🔥FOR SALE: 2015 Freightliner Cascadia – Owner Spec, Road Ready!🔥, If you’re looking for a dependable, well-maintained truck that’s ready to hit the road TODAY, this is it 🚛Details:,...
ConditionUsed
Usage712,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit Detroit Diesel DD15 EV
Drivetrain6x4
Transmission10 Speed Manual
Sleeper TypeDouble Bunk
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.55 ratio
MLS Number14280285
CategorySleeper Semi Trucks
Last Updated4/4/2026
Location
TRACY, CA, US
Sold By
Caudill Enterprises LLC
Featured Item
2025 Kenworth W990 Sleeper Semi Truck, Over the Road, Delivery, Hauler, Day Cab, Tractor, Trucking, Cummins Engine, Wet Kit, Headache Rack, Tandem

2025 Kenworth W990 Sleeper Semi Truck, Over the Road, Delivery, Hauler, Day Cab, Tractor, Trucking, Cummins Engine, Wet Kit, Headache Rack, Tandem

$149,999 USD
2025 Kenworth W990 Sleeper , Stock: 129952, VIN:1XK1D49X5SJ129952, Year: 2025, Make: Kenworth, Model: W990, Engine:Cummins X15 565 hp Engine, Mileage: 122031, Horsepower: 565HP,...
ConditionUsed
Usage2,277 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins ISX / X15
Drivetrain6x4
Transmission10 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Stock Number129952
MLS Number14047480
CategorySleeper Semi Trucks
Last Updated4/10/2026
Location
Elkton, MD, US
Sold By
Complete Recycling Group LLC
Featured Item
2020 International LT625 Sleeper , 90Day Warranty Included , Cummins Engine , Financing For All Credit Types!!!

2020 International LT625 Sleeper , 90Day Warranty Included , Cummins Engine , Financing For All Credit Types!!!

$38,950 USD
Ready to hit the road in a powerful and reliable workhorse? This 2020 International LT is powered by a Cummins X15 engine delivering a strong 425hp, paired with a smooth automatic...
Warranty
ConditionUsed
Usage465,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power425 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission10 Speed Ultrashift Automatic
Sleeper TypeCondo Sleeper
Sleeper Size73"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock NumberU821561
MLS Number14263432
CategorySleeper Semi Trucks
Last Updated3/24/2026
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
Featured Item
Kenworth T800 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 600HP, 18 Speed Autoshift Amt

2008 Kenworth T800 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 600HP, 18 Speed Autoshift Amt

$69,500 USD
2008 Kenworth T800W Wide Hood, 557,650 miles, Cummins ISX-600HP, Eaton Fuller 18 speed autoshift with clutch, 20,000 front axle, dual steering boxes, 20,000 steerable pusher axle, 46,000...
ConditionUsed
Usage557,650 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power600 HP
Engine ModelCummins ISX600
Transmission18 Speed Autoshift Automated
Sleeper TypeRaised Roof Sleeper
Suspension8 Bag Air Ride
Rear AxleTandem Axle
Rear End46,000 lb 3.90 ratio
MLS Number11350123
CategorySleeper Semi Trucks
Last Updated3/20/2026
Location
Woodland, CA, US
Sold By
Western Trencher and Equipment
Featured Item
Peterbilt 567 Sleeper Semi Truck - Flat Top Sleeper, Paccar 455HP, 10 Speed Ultrashift Automatic

2022 Peterbilt 567 Sleeper Semi Truck - Flat Top Sleeper, Paccar 455HP, 10 Speed Ultrashift Automatic

$83,500 USD
2022 Peterbilt 567 Flat Top Sleeper 218K miles, Paccar MX13 Engine, 455HP, Eaton Automatic Transmission, 52350lb GVW Excellent Shape ready for work,
ConditionUsed
Usage218,838 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission10 Speed Ultrashift Automatic
Sleeper TypeFlat Top Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
MLS Number14096949
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Santa Rosa, CA, US
Sold By
Personal Asset Brokerage
Featured Item
2021 International LT625 Sleeper, Affordable, Cummins X15 450hp, Dot Passing, Fresh Detail, Warranty Options , Zero Down Financing (WAC)

2021 International LT625 Sleeper, Affordable, Cummins X15 450hp, Dot Passing, Fresh Detail, Warranty Options , Zero Down Financing (WAC)

$39,950 USD
Grab this road-ready 2021 International LT before it’s gone—low-mileage Cummins X15 450HP powerhouse, butter-smooth 12-speed automatic, 215 WB, 2.79 rears with massive 200-gallon fuel...
Warranty
Quantity13
ConditionUsed
Usage497,005 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size56"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.00 ratio
Stock NumberU066841
MLS Number13999606
CategorySleeper Semi Trucks
Last Updated3/24/2026
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$58,750 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 411,427 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...
ConditionUsed
Usage411,427 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number360200
MLS Number14094176
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Anderson, SC, US
Sold By
Penske Used Trucks
Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Manual

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Manual

Recently Updated
$51,250 USD
Used 2020 Freightliner Cascadia 125 Sleeper Semi Truck with 72" integral sleeper, Cummins X15 diesel engine, 450 HP, 10-speed Eaton manual transmission, tandem rear axle, and air ride...
ConditionUsed
Usage378,377 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission10 Speed Manual
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number360006
MLS Number14286770
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Middlefield, OH, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated
$64,995 USD
WALMART TRUCK! LOADED! 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 482,874 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION...
ConditionUsed
Usage482,874 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number8066
MLS Number14236838
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

2022 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$69,995 USD
2022 PETERBILT 579 EPIQ, CUMMINS X15, AUTOMATIC TRANMISSION, 425,564 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...
ConditionUsed
Usage425,564 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number0761
MLS Number14230312
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated
$67,995 USD
2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 424,183 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES...
ConditionUsed
Usage424,183 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number7381
MLS Number14156084
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$34,500 USD
ConditionUsed
Usage871,550 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number331635
MLS Number14306475
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Sheboygan, WI, US
Sold By
Penske Used Trucks
Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$36,750 USD
ConditionUsed
Usage839,463 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number331610
MLS Number14306474
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Sheboygan, WI, US
Sold By
Penske Used Trucks
Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$35,000 USD
ConditionUsed
Usage863,153 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number331606
MLS Number14306473
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Sheboygan, WI, US
Sold By
Penske Used Trucks
Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$34,750 USD
ConditionUsed
Usage866,984 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number331605
MLS Number14306472
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Sheboygan, WI, US
Sold By
Penske Used Trucks
International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 10 Speed Manual

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 10 Speed Manual

Newly Listed
$44,250 USD
ConditionUsed
Usage436,707 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission10 Speed Manual
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number305597
MLS Number14306471
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Spokane Valley, WA, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$64,500 USD
ConditionUsed
Usage425,956 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number295264
MLS Number14306468
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Richland, MS, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$47,500 USD
Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 601,265 miles, 455 HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage601,265 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number270161
MLS Number14306452
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Reading, PA, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated
$46,995 USD
2019 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 520,676 MILES, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES,...
ConditionUsed
Usage520,676 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number0144
MLS Number13809611
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

Recently Updated
$45,995 USD
2020 INTERNATIONAL LT, CUMMINS X15, AUTOMATIC TRANSMISSION, 423,021 MILES, FLEET MAINTAINED MULTIPLE SIMILAR UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...
ConditionUsed
Usage423,021 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
TransmissionAutomatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number1749
MLS Number13749888
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

Recently Updated
$46,995 USD
2020 INTERNATIONAL LT, CUMMINS X15, AUTOMATIC TRANSMISSION, 418,153 MILES, FLEET MAINTAINED WE HAVE MULTIPLE SIMILAR UNITS FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE...
ConditionUsed
Usage418,153 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
TransmissionAutomatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number1761
MLS Number13749885
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Freightliner Cascadia 126 Sleeper Semi Truck

2018 Freightliner Cascadia 126 Sleeper Semi Truck

Recently Updated
$36,995 USD
2018 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 678,524 MILES, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...
ConditionUsed
Usage678,524 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number0741
MLS Number13612308
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

2021 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$67,995 USD
MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 397,000 MILES, APU, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO...
ConditionUsed
Usage397,314 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number466024
MLS Number13542261
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet
Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

2021 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$69,995 USD
MULTIPLE UNITS AVAILABLE 2021 KENWORTH T680, CUMMINS X15, AUTOMATIC TRANSMISSION, 366,946 MILES, APU, FLEET MAINTAINED, READY TO WORK FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO...
ConditionUsed
Usage366,946 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number6022
MLS Number13540152
CategorySleeper Semi Trucks
Last Updated4/12/2026
Location
Fontana, CA, US
Sold By
Fontana Truck Outlet

Why Choose a Sleeper Semi-Truck?

Sleeper tractors marry long-haul efficiency with on-board comfort. A 72-in or 80-in sleeper lets solo or team drivers log DOT rest periods without costly hotel stops, while integrated HVAC and auxiliary power units (APUs) keep fuel burn in check during overnight idle.

Spec Decisions That Drive Profit

  • Sleeper size: 36-in flat-top to 80-in high-roof—pick weight vs. comfort.
  • Axle configuration: 6×4 tandems handle 80K lb interstate loads; 6×2 lift-axle saves approximate 400 lb tare.
  • Transmission: automated 12-speed for fuel and driver pool; 13-/18-speed manual for heavy haul.
  • Engine rating: 400-500 hp sweet spot balances gradeability and MPG; 565 hp+ for mountains or bulk freight.
  • Aerodynamics & fairings: modern aero packages trim drag up to 7%, saving 900+ gal/year at 120K mi.

4 Things to Know Before You Buy

  1. Total cost of ownership: budget beyond purchase price—figure fuel, DEF, insurance, and maintenance reserve of $0.12-$0.16/mi.
  2. Match the truck to your lanes: spec gear ratios, wheelbase and fuel capacity to your typical terrain and load weight.
  3. Inspect thoroughly: pull ECM reports for idle hours, check frame rails for rust, and review DPF/DEF service records.
  4. Plan financing: weigh loan vs. TRAC lease; new models carry higher payments but lower downtime and tax benefits.

Used Sleeper Inspection Checklist

  • Check bunk HVAC and inverter—common failure points after 500K mi.
  • Inspect cab mounts & bushings for sag that can crack fairings.
  • Scan for after-treatment fault codes (DPF pressure, SCR efficiency).
  • Look for roof and corner cap leaks—water stains mean hidden mold.

Sleeper Semi-Truck Buyer FAQs

What counts as a sleeper semi-truck?

Any road tractor with an integrated berth—typically 60- to 80-in deep—so drivers can legally take DOT rest breaks without a motel.

Typical sleeper-truck prices (March 2026)

Used 2018-2022 sleepers list around $35,000 - $95,000. New 2024-2025 EPA-compliant models generally run $160,000 - $245,000. Heavy-haul or glider builds can exceed $300,000.

Mid-roof vs. high-roof sleeper—what’s better?

Mid-roofs (60-72 in) weigh less and clear most freight docks. High-roofs (72-80 in) add stand-up room, storage cabinets and bigger bunks for team drivers but cost 200-300 lb payload.

Is automatic better than manual?

Automated 12-speed gearboxes improve MPG up to 3% and widen your driver pool. Manuals give seasoned drivers torque control on mountain grades. Choose based on route terrain and driver preference.

How many miles is too many on a sleeper?

Modern 15-L diesels often exceed 1 million miles with proper maintenance. Validate oil-sample history, in-frame rebuilds and after-treatment repairs before purchasing high-milers.

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