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

(833) 538-___ SHOW
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2023 Peterbilt 389 Sleeper Semi Truck - 78" Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

$120,000 USD

369191 Miles, 12413 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 78,...

Condition	Used
Usage	12,413 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.55 ratio
Stock Number	4002
MLS Number	14124513
Category	Sleeper Semi Trucks
Last Updated	2/7/2026
Location	Idaho Falls, ID, US
Sold By	Dad's Truck and Trailer Sales

2026 Peterbilt 589 Sleeper Semi Truck - Cummins 565HP

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Engine: CUMMINS, 565 HP, Drive: 6x4, Wheel Base: 240, Tandem Rear Axles, Front Axle Weight: 13200 lb, Rear Axle Weight: 40000 lb

Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Drivetrain	6x4
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.91 ratio
Stock Number	TD802829
MLS Number	14120197
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Estevan, SK, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, 500HP

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595 Miles, 21 Hours, Engine: CUMMINS, 500 HP, Drive: 6x4, Sleeper Type: Flat Top Sleeper, Sleeper Size: 44, Wheel Base: 236, Tandem Rear Axles, Front Axle Weight: 20000 lb, Rear Axle Weight:...

Condition	New
Usage	21 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	SD703109
MLS Number	13982455
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	North Bay, ON, Canada
Sold By	Brandt

(844) 216-___ SHOW
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1997 Freightliner FLD120 Sleeper Semi Truck - Cummins 389HP, 10 Speed Manual

$10,500 USD

Manual 10 Speed, N14 Red Top, Rated to 500 HP, 3.73 Rears, 215” WB, 12,000 Fronts, 40,000 Rears,

Condition	Used
Usage	1,131,880 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	460 HP
Engine Model	Cummins N14 CELECT PLUS
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.73 ratio
Stock Number	691178
MLS Number	13502025
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 435-___ SHOW
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2024 Kenworth W900 Sleeper Semi Truck - 54" Flat Top Sleeper, Cummins 400HP, 18 Speed Manual

$199,900 USD

Remaining Factory warranty on engine and aftertreatment

Condition	Used
Usage	52,023 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	54"
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	330481
MLS Number	13481377
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Saco, ME, US
Sold By	Allegiance Trucks

2026 Peterbilt 589 Sleeper Semi Truck - 565HP

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Engine: CUMMINS, 565 HP, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheel Base: 260, Tandem Rear Axles, Front Axle Weight: 13200 lb, Rear Axle Weight: 40000 lb

Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.91 ratio
Stock Number	TD782793
MLS Number	13452788
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Lloydminster, SK, Canada
Sold By	Brandt

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

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80" high roof sleeper, EngineType: X15, EngineMake: Cummins, PowerType: Diesel, Weight: 53,200,

Condition	New
Usage	5 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	SD703049
MLS Number	13452701
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Hagersville, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 565HP

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

Condition	New
Usage	59 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	16790
MLS Number	13452653
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Clairmont, AB, 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, Drive: 6x4, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 80, Wheel Base: 250, Tandem Rear Axles, Front Axle Weight: 13200 lb, Rear Axle...

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	1/31/2026
Location	Ayr, ON, Canada
Sold By	Brandt

2025 Peterbilt 589 Sleeper Semi Truck - Cummins 500HP

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80" high roof sleeper, EngineType: X15, EngineMake: Cummins, PowerType: Diesel, Weight: 53,200, Cab: Highway Tractor,

Condition	New
Usage	20 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	SD703052
MLS Number	13352768
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Ayr, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 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: 64,000,...

Condition	New
Usage	41 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	SD703225
MLS Number	13135423
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	London, ON, Canada
Sold By	Brandt

2025 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, Paccar 510HP

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44" LOW ROOF, TANDEM AXLES WITH SPEED INTERLOCK, TAPER LEAF SPRINGS, SHOCKS 16,000 LBS EngineType: MX-13, EngineMake: PACCAR, PowerType: Diesel, Weight: 62,000,

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	44"
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	SD703200
MLS Number	13135416
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	London, ON, Canada
Sold By	Brandt

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

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80" HIGH ROOF, TANDEM AXLES WITH SPEED INTERLOCK, TAPER LEAF SPRINGS, SHOCKS 13,200 LBS EngineType: X15, EngineMake: Cummins, PowerType: Diesel, Weight: 53,200, Cab: Highway Tractor,

Condition	New
Usage	47 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	SD703064
MLS Number	13135412
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	London, ON, Canada
Sold By	Brandt

2019 Peterbilt 579 Sleeper Semi Truck

$43,708.75 USD

80" Sleeper Tandem Drive, EngineType: MX-13, HorsePower: PETE, EngineMake: PACCAR, Sleeper: 80" HIGH ROOF - PREMIER,

Condition	Used
Usage	12,419 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	380 HP
Drivetrain	6x4
Sleeper Size	80"
Rear Axle	Tandem Axle
Rear End	12,500 lb 3.70 ratio
Stock Number	602791A
MLS Number	11939166
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Saskatoon, SK, Canada
Sold By	Brandt

(833) 801-___ SHOW
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2008 Peterbilt 365 Sleeper Semi Truck - 30" Flat Top Sleeper, Caterpillar 445HP, 8Ll Manual

$24,000 USD

NICE TRUCK, WELL MAINTAINED, RUNS EXCELLENT, DUMP VALVE, DIFFERENTIAL LOCK, SLIDING 5TH, POWER RIGHT WINDOW, POWER MIRRORS, HEATED MIRRORS, TILT/TELE!,

Condition	Used
Usage	403,079 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	445 HP
Engine Model	Caterpillar C13
Drivetrain	6x4
Transmission	8LL Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	30"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	08C13403FLAT365
MLS Number	13957940
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 637-___ SHOW
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2012 Kenworth T800 Sleeper Semi Truck - Cummins, Manual

$73,500 USD

2012 Kenworth T800, Cummins ISX12 350hp, FRO16210C Manual 10 speed Transmission, 4.63 Ratio, 200 wb, lockers,, 117,219 Original Miles, 15' gravel body, air gate, 42" sides, pintle hitch...

Condition	Used
Usage	11,716 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	350 HP
Engine Model	Cummins ISX11.9
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	28"
Suspension	Neway
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
MLS Number	12250425
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(833) 637-___ SHOW
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2012 Kenworth T800 Sleeper Semi Truck - Cummins 400HP, 10 Speed Manual

$47,500 USD

2012 Kenworth T800, 115,119 miles, Cummins ISX12 400 hp engine, Eaton Fuller 10 speed transmission. diff lock, 3.90 ratio, 12,000 front, 44,000 rear, 200 wheelbase, Neway Suspension, power...

Condition	Used
Usage	15,075 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins ISX12
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Neway
Rear Axle	Tandem Axle
Rear End	44,000 lb 3.90 ratio
MLS Number	12142460
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(844) 435-___ SHOW
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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	1/24/2026
Location	Bangor, ME, US
Sold By	Allegiance Trucks

(855) 605-___ SHOW
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2013 Freightliner Cascadia 125 Sleeper Semi Truck - Flat Top Sleeper, Detroit 475HP, 10 Speed Manual

$8,500 USD

Truck came in on trade. Has a cylinder leaking coolant into engine. Can be bought as is until we have time to fix it

Condition	Used
Usage	520,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	BTS5766
MLS Number	13760569
Category	Sleeper Semi Trucks
Last Updated	1/20/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(716) 218-___ SHOW
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2025 Peterbilt 567 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 13 Speed Manual

$187,000 USD

CUMMINS X15 500 HP,13 SPD MANUAL TRANS,13200 FER,46000 REAR 3.73 RATIO,AIR TRAC SUSP,44" FLAT TOP SLEEPER,ALUM WHLS 11R22.5 TIRES .Price includes FET and 5/350,000 emissions and 6/500,000...

Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	276526
MLS Number	13847733
Category	Sleeper Semi Trucks
Last Updated	1/17/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(716) 218-___ SHOW
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2025 Peterbilt 567 Sleeper Semi Truck - 58" Flat Top Sleeper, Cummins 500HP, 13 Speed Manual

$190,000 USD

CUMMINS X 15 500HP,13 SPD MANUAL TRANS,132K FRT,46K RR,3.73 RATIO AIR TRAC SUSP,ALUM WHLS 58"SLEEPER CHOICE OF 2 OTHER STK NO 276527 New 2025 567. 500hp Cummins 13speed manual trans. 13.2K...

Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	58"
Suspension	Air Trac
Rear End	46,000 lb 3.73 ratio
Stock Number	276528
MLS Number	13459200
Category	Sleeper Semi Trucks
Last Updated	1/17/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(833) 801-___ SHOW
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2002 Peterbilt 379EXHD Sleeper Semi Truck - 63" Mid Roof Sleeper, Cummins 500HP, 10 Speed Manual

$35,000 USD

GOOD TRUCK, RUNS EXCELLENT, DUAL EXHAUST, DUAL BREATHERS, AIR SEAT, DOUBLE BUNK, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, TILT/TELE, DUMP VALVE! NEW PAINT!!,

Condition	Used
Usage	1,327,003 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins N14 CELECT PLUS
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	02N14137379
MLS Number	13789670
Category	Sleeper Semi Trucks
Last Updated	1/16/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 982-___ SHOW
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2025 Western Star 49X Sleeper Semi Truck - Flat Top Sleeper, Detroit 600HP, 18 Speed Manual

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1266 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, 18 Speed Manual Transmission, Drive: 6x4, Spring Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Tires: 11R24.5,...

Condition	New
Usage	1,266 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	WS4898
MLS Number	13218645
Category	Sleeper Semi Trucks
Last Updated	1/14/2026
Location	Houlton, ME, US
Sold By	Freightliner of Maine

(570) 638-___ SHOW
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2026 Peterbilt 589 Sleeper Semi Truck - 72" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

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NOW AVAILABLE!!!! THE PURPLE PEOPLE EATER!!! CUSTOM PAINTED TANKS TO MATCH!!! DROP VISOR!!! AIR CLEANER LIGHTS FRONT AND REAR!!! HIT THE HIGHWAY IN STYLE IN THIS 2026 PETERBILT 589!!! PLEASE...

Condition	New
Usage	9 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	282760
MLS Number	13781377
Category	Sleeper Semi Trucks
Last Updated	1/10/2026
Location	Scranton, PA, US
Sold By	Hunter Truck