6x4 Sleeper Semi Trucks with 3.50-0.00 Ratio For Sale

(209) 229-___ SHOW
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2015 Freightliner Cascadia 125 Sleeper Semi Truck

$23,000 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:,...

Condition	Used
Usage	712,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit Detroit Diesel DD15 EV
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Double Bunk
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.55 ratio
MLS Number	14280285
Category	Sleeper Semi Trucks
Last Updated	5/18/2026
Location	TRACY, CA, US
Sold By	Caudill Enterprises LLC

(833) 904-___ SHOW
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2014 Peterbilt 389 Sleeper Semi Truck - 48" Flat Top Sleeper, Paccar 455HP, 18 Speed Manual

Newly Listed

$59,000 USD

2014 Peterbilt 389 flat top, MX13, 18 speed manual, 46k rears with full lockers, 787k miles, Nationwide delivery available,

Condition	Used
Usage	787,591 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	7565
MLS Number	14388031
Category	Sleeper Semi Trucks
Last Updated	5/23/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(833) 300-___ SHOW
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2020 Kenworth T800 Sleeper Semi Truck - 60" Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Recently Updated

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WET KIT, Inverter modelTUNDRA M2500, ESPAR, FRIDGE,

Condition	Used
Usage	11,218 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	8 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	C-37067
MLS Number	14116634
Category	Sleeper Semi Trucks
Last Updated	5/23/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 796-___ SHOW
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1997 Peterbilt 379EXHD Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 550HP, 18 Speed Manual

Newly Listed

$79,900 USD

Just arrived and heading through our shop to DOT. Driver retired from OTR. 2.7 million mile truck with around 850,000 on the last engine overhaul. Brand new 7" exhaust, Air and electrical at...

Condition	Used
Usage	850,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Caterpillar 3406E
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	434889
MLS Number	14386225
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

(833) 478-___ SHOW
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2020 Freightliner Coronado 132 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 500HP, 13 Speed Manual

Newly Listed

Contact for price

2020 FREIGHTLINER CORONADO WITH DETROIT 500 HP AND 13 SPEED MANUAL TRANSMISSION, FRIDGE, INVERTER AND MUCH MORE. NAP. CALL FOR MORE INFO

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC IV
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	7344
MLS Number	14386224
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 478-___ SHOW
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2020 Freightliner Coronado 132 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 500HP, 13 Speed Manual

Newly Listed

Contact for price

2020 FREIGHTLINER CORONADO WITH DETROIT 500 HP AND 13 SPEED MANUAL TRANSMISSION, FRIDGE, INVERTER AND MUCH MORE. NAP. CALL FOR MORE INFO

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC IV
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	7334
MLS Number	14386217
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(844) 624-___ SHOW
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2016 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 550HP, 18 Speed Manual

Recently Updated

$49,950 USD

FOR SALE — 2016 Western Star 4900 Sleeper Big horsepower. 18-speed manual. Built to work. This 2016 Western Star 4900 is powered by the legendary Detroit DD16 rated at 550 HP and paired with...

Condition	Used
Usage	16,209 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	CO11339
MLS Number	14356384
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(855) 489-___ SHOW
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2024 Peterbilt 389 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

Newly Listed

$205,000 USD

Low Miles, Like New!, Cummins 565hp with 2050 ft lbs Torque and an 18 Speed Manual Transmission, 72" Raised Roof Sleeper, 284" Wheelbase, Dual Exhaust, Dual Breathers, Disc Brakes, Full...

Condition	Used
Usage	28,127 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	2266
MLS Number	14386034
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(833) 478-___ SHOW
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2017 Peterbilt 567 Tri Axle Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 550HP, 18 Speed Manual

Recently Updated

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Factory double frame with 46k rears, 20k pusher and 20k steers. 18spd Cummins ISX with low miles. Platinum 80" Interior. Call today for more info

Condition	Used
Usage	357,079 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Neway
Rear Axle	Tri Axle
Rear End	66,000 lb 3.91 ratio
Stock Number	7286
MLS Number	14347286
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(844) 985-___ SHOW
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2020 Peterbilt 389 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 605HP, Manual

Recently Updated

$94,900 USD

605HP Cummins X15 Engine with an 18 Speed MANUAL Transmission! This workhorse has 40k rears a wheelbase of 270in and a ratio of 3.58. Dual Stacks; Tons of Chrome including visor; air slide...

Condition	Used
Usage	572,228 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	8680127
MLS Number	13963633
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

(833) 300-___ SHOW
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2022 Peterbilt 389 Sleeper Semi Truck - 66" Raised Roof Sleeper, Cummins 565HP, 18 Speed Manual

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BEACONS LIGHT, ALUMINIUM HEADACHE RACK, WEBASTO, FRIDGE, WET KIT,

Condition	Used
Usage	11,522 Hours
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	66"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	C-36660
MLS Number	13688050
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 300-___ SHOW
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2017 International ProStar Sleeper Semi Truck - 68" Mid Roof Sleeper, Cummins 475HP, 13 Speed Ultrashift Plus Automatic

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553142 Miles, Engine: CUMMINS ISX, 475 HP, Fuel Type: Diesel, 13 Speed Ultrashift Plus Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size:...

Condition	Used
Usage	553,142 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	13 Speed Ultrashift Plus Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	C-33231
MLS Number	11725542
Category	Sleeper Semi Trucks
Last Updated	5/22/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(855) 807-___ SHOW
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2023 Freightliner Coronado 122 SD Sleeper Semi Truck - 70" Mid Roof Sleeper, Detroit 505HP, 18 Speed Ultrashift Automatic

Recently Updated

$124,500 USD

2023 FREIGHTLINER CORANADO SD122, LOW MILES, DETROIT DD13 505HP, EATON 18 SPEED AUTO TRANSMISSION, DOUBLE FRAMED, 14,320 FAW, GVW, 60,320, 46K REARS, AIR LINE SUSPENSION, 3.73 RATIO. GREAT...

Condition	Used
Usage	121,776 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	18 Speed Ultrashift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	7250
MLS Number	14335495
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2017 Peterbilt 579 Sleeper Semi Truck - 455HP

Recently Updated

$68,716.09 USD

374925 Miles, 10733 Hours, Engine: PACCAR, 455 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 183, Tandem Rear Axles

Condition	Used
Usage	10,733 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Drivetrain	6x4
Rear Axle	Tandem Axle
Rear End	3.90 ratio
Stock Number	440319A
MLS Number	13820419
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Regina, SK, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 58" Mid Roof Sleeper, 565HP

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58" Sleeper Tandem Drive, EngineType: X15, EngineMake: Cummins, PowerType: Diesel, Weight: 62,000, Cab: Tractor, Sleeper: 58" HIGH ROOF,

Condition	New
Usage	49 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Drivetrain	6x4
Sleeper Type	Mid Roof Sleeper
Sleeper Size	58"
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	16796
MLS Number	13820411
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Nisku, AB, Canada
Sold By	Brandt

2026 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, 500HP

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42 Miles, 3 Hours, Engine: CUMMINS, 500 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 238, Tandem Rear Axles, Front Axle Weight: 13200...

Condition	New
Usage	3 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.73 ratio
Stock Number	TD796656
MLS Number	13762741
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Stoney Creek, ON, Canada
Sold By	Brandt

2026 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, 500HP

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34 Miles, 4 Hours, Engine: CUMMINS, 500 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 238, Tandem Rear Axles, Front Axle Weight: 13200...

Condition	New
Usage	4 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.73 ratio
Stock Number	TD796657
MLS Number	13762735
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Stoney Creek, ON, Canada
Sold By	Brandt

2026 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, 500HP

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33 Miles, 4 Hours, Engine: CUMMINS, 500 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 238, Tandem Rear Axles, Front Axle Weight: 13200...

Condition	New
Usage	4 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.73 ratio
Stock Number	TD796658
MLS Number	13762729
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Stoney Creek, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 510HP

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2541 Miles, 36 Hours, Engine: PACCAR, 510 HP, Fuel Type: Diesel, Drive: 6x4, Wheel Base: 228, Tandem Rear Axles, Front Axle Weight: 20000 lb, Rear Axle Weight: 46000 lb

Condition	New
Usage	36 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Drivetrain	6x4
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	SD703216
MLS Number	13452742
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Ayr, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 80" Raised Roof Sleeper, 510HP

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2366 Miles, 34 Hours, Engine: PACCAR, 510 HP, Fuel Type: Diesel, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Wheel Base: 250, Tandem Rear Axles, Front Axle Weight: 13200...

Condition	New
Usage	34 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 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	SD703254
MLS Number	13381267
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Ayr, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 510HP

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TANDEM AXLES WITH SPEED INTERLOCK, TAPER LEAF SPRINGS, SHOCKS 18,000 LBS EngineType: MX-13, EngineMake: PACCAR, Axle: TANDEM AXLES WITH SPEED INTERLOCK, PowerType: Diesel, Weight: 53,200,...

Condition	New
Usage	9 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 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	SD703245
MLS Number	13135428
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	London, ON, Canada
Sold By	Brandt

(888) 227-___ SHOW
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2024 Peterbilt 567 Sleeper Semi Truck - 58" Raised Roof Sleeper, Paccar 510HP

Recently Updated

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Exterior Color: White, Engine: MX-13, Engine HP: 510, Engine Brake: COMPRESSION BRAKE (MX), Transmission: Fuller RTLO18918B, Exhaust: EXHAUST DUAL SOC, LH SOC STACK AESTHETIC ONLY, DP, Front...

Condition	Used
Usage	3,156 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	58"
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	16148
MLS Number	12241348
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Nisku, AB, Canada
Rented/Leased By	Brandt

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(724) 648-___ SHOW
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2021 Peterbilt 389 Sleeper Semi Truck - 48" Flat Top Sleeper, Cummins 525HP, 18 Speed Manual

Newly Listed

$129,900 USD

Nice 48" flat top with rear window, Wet-line, New tires, fresh DOT PA inspection. Need a new home. Give us call,

Condition	Used
Usage	10,201 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	287743
MLS Number	14380913
Category	Sleeper Semi Trucks
Last Updated	5/20/2026
Location	Butler, PA, US
Sold By	Hunter Truck

(855) 807-___ SHOW
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2023 Freightliner Coronado 122 SD Sleeper Semi Truck - 70" Mid Roof Sleeper, Detroit 505HP, 18 Speed Ultrashift Automatic

Recently Updated

$124,500 USD

2023 FREIGHTLINER CORANADO SD122, LOW MILES, DETROIT DD13 505HP, EATON 18 SPEED AUTO TRANSMISSION, DOUBLE FRAMED, 14,320 FAW, GVW, 60,320, 46K REARS, AIR LINE SUSPENSION, 3.73 RATIO. GREAT...

Condition	Used
Usage	155,328 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	18 Speed Ultrashift Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	7249
MLS Number	14342875
Category	Sleeper Semi Trucks
Last Updated	5/21/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd