New 6x4 Sleeper Semi Trucks For Sale

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54 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,995 USD

2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	1,777 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWV3908
MLS Number	13987646
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(833) 986-___ SHOW
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41 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP

$205,459 USD

2026 Freightliner Gen 5 Cascadia, DD15 455HP 1850 LB/FT, DT12 Automated Transmission, 12,500 Front Axle, 40,000 Rear Axle, 227" Wheelbase, Detroit Assurance 6.0 Suite of Safety Systems -...

Condition	New
Usage	1,609 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Stock Number	260051
MLS Number	13807618
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Tampa, FL, US
Sold By	Southport Truck Group

(866) 751-___ SHOW
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10 0

2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 600HP, 12 Speed Dt12 Amt

$222,650 USD

NEW ARRIVAL!!!! 2026 WESTERN STAR 49XSF!!! BIG HORSEPOWER!!!! 600HP DD16, 1850 TORQUE. HEAVY SPEC TRUCK!!! 46K REAR 16K FRONT. BEAUTIFUL TRUCK! COMFORTABLE TO DRIVE.! FEDERAL EXCISE...

Condition	New
Usage	498 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.21 ratio
Stock Number	109848
MLS Number	13576732
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Bowling Green, KY, US
Sold By	Boyd Truck Centers

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23 0

2025 Western Star 57X Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$153,686 USD

NEW!!! 57X MID ROOF FLATBED HAULER!!!! DD15/505hp, DT12 AUTOMATED TRANSMISSION with 60 MONTH/750,000 Mile Warranty. Call for more information

Condition	New
Usage	531 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	108920
MLS Number	13184634
Category	Sleeper Semi Trucks
Last Updated	12/16/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

40 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	400 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4098
MLS Number	14007427
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

40 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	4 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4097
MLS Number	14008952
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

36 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4118
MLS Number	14018349
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

38 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4106
MLS Number	14018350
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(724) 704-___ SHOW
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2 0

2026 Peterbilt 567 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 565HP, 18 Speed Amt

Contact for price

JUST ARRIVED! UPDATED PHOTOS COMING SOON,

Condition	New
Usage	1 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	285001
MLS Number	14029131
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	Eau Claire, PA, US
Sold By	Hunter Truck

(724) 704-___ SHOW
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2 0

2026 Peterbilt 589 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 525HP, 13 Speed Manual

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JUST ARRIVED- PICTURES T/B UPDATED SOON,

Condition	New
Usage	1 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	285111
MLS Number	14028845
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Eau Claire, PA, US
Sold By	Hunter Truck

38 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	4 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4119
MLS Number	14008953
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(484) 544-___ SHOW
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15 0

2025 Peterbilt 589 Tri Axle Sleeper Semi Truck - 44" Flat Top Sleeper, Cummins 605HP, 18 Speed Endurant Amt

$237,900 USD

Beautiful Heavy Spec Short sleeper. 605 Cummins, 18 speed automated Trans. 52K Neway. Ready to work

Condition	New
Usage	1,660 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Endurant Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	52,000 lb
Stock Number	277692
MLS Number	13531254
Category	Sleeper Semi Trucks
Last Updated	12/11/2025
Location	Allentown, PA, US
Sold By	Hunter Truck

(724) 648-___ SHOW
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12 0

2025 Peterbilt 589 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 565HP, 18 Speed Mdrive Hd Manual

$217,000 USD

YEAR END SALE!!! NEW 2025 PETERBILT 589 72" SLEEPER! POWERED WITH CUMMINS X15 ENGINE AND EATON FULLER 18SPD MANUAL TRANSMISSION. 275" WHEELBASE, 13,200 FRONT AXLE, 40,000 REAR AXLE RATING....

Condition	New
Usage	30 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed mDRIVE HD Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	277565
MLS Number	13450504
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Butler, PA, US
Sold By	Hunter Truck

38 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$174,991 USD

2026 Freightliner Cascadia 126 Sleeper, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, * Dual 120-Gallon Fuel Tanks 23-Gallon...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWX4117
MLS Number	14008951
Category	Sleeper Semi Trucks
Last Updated	12/15/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(844) 435-___ SHOW
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10 0

2026 International HX Sleeper Semi Truck - Cummins 565HP, Manual

$204,900 USD

2596 Miles, Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, Manual Transmission, Drive: 6x4, Air Ride Suspension, Wheel Base: 250, Tandem Rear Axles

Condition	New
Usage	2,596 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.73 ratio
Stock Number	359931
MLS Number	14017472
Category	Sleeper Semi Trucks
Last Updated	12/4/2025
Location	Bangor, ME, US
Sold By	Allegiance Trucks

(772) 409-___ SHOW
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36 0

2025 Kenworth W900 Sleeper Semi Truck - 86" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

$177,495 USD

***Get 5.99% APR on select New 2025 older models through 12/31*** 5.99% APR available on select commercial trucks through participating lender. Not all buyers will qualify; credit approval...

Condition	New
Usage	3,942 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	86"
Suspension	AG 400
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	KF162163
MLS Number	13131336
Category	Sleeper Semi Trucks
Last Updated	12/8/2025
Location	Fort Pierce, FL, US
Sold By	All Roads Trucks

(855) 984-___ SHOW
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36 0

2025 Kenworth W900 Sleeper Semi Truck - 86" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

$177,495 USD

***Get 5.99% APR on select New 2025 older models through 12/31*** 5.99% APR available on select commercial trucks through participating lender. Not all buyers will qualify; credit approval...

Condition	New
Usage	4,955 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	86"
Suspension	AG 400
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	KF162164
MLS Number	13131335
Category	Sleeper Semi Trucks
Last Updated	12/4/2025
Location	Rosedale, MD, US
Sold By	All Roads Trucks

49 0

2026 Western Star 57X Sleeper Semi Truck - Detroit 505HP, Other

$163,998 USD

2026 Western Star 57X Sleeper (126" BBC), Freightliner of Miami --- Hialeah Gardens, FL, Powertrain, * Detroit DD15 14.8L -- 505 HP / 1650 lb-ft, * Detroit DT12 Overdrive Automated...

Condition	New
Usage	2,290 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TDWP6274
MLS Number	13659375
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	Hialeah Gardens, FL, US
Sold By	Freightliner of Miami

(844) 241-___ SHOW
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44 0

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 505HP, Other

$179,995 USD

2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	9 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TLWV3907
MLS Number	14008933
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

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22 0

2025 Peterbilt 589 Sleeper Semi Truck - Paccar 510HP

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72" LR SLEEPER - TANDEM DRIVE, EngineType: MX-13, EngineMake: PACCAR, PowerType: Diesel, Weight: 53,200, Cab: Highway Tractor,

Condition	New
Usage	31 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Drivetrain	6x4
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	SD745690
MLS Number	13352775
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	Ayr, ON, Canada
Sold By	Brandt

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22 0

2025 Peterbilt 589 Sleeper Semi Truck - Paccar 510HP

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TANDEM AXLES WITH SPEED INTERLOCK, PETERBILT FRONT AIR LEAF 13,200 LBS EngineType: MX-13, EngineMake: PACCAR, PowerType: Diesel, Weight: 53,200, Cab: Highway Tractor,

Condition	New
Usage	17 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Drivetrain	6x4
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	SD745692
MLS Number	13203730
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	London, ON, Canada
Sold By	Brandt

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24 0

2025 Peterbilt 589 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP

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Day Cab Tandem Drive, DIFF LOCK, FORWARD-REAR AXLE WITH SPEE, APER LEAF SPRINGS, SHOCKS 13,200 LBS EngineType: X15, EngineMake: Cummins, PowerType: Diesel, Weight: 53,200,

Condition	New
Usage	12 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	SD703048
MLS Number	13179384
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	Lively, ON, Canada
Sold By	Brandt