Used 6x4 Flat Top Sleeper Semi Trucks with 3.50-3.99 Ratio For Sale

(844) 435-___ SHOW
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24 0

2023 Western Star 4900FA Sleeper Semi Truck - Detroit

$209,000 USD

118801 Miles, Engine: DETROIT DD16, 600 HP, Fuel Type: Diesel, Drive: 6x4, Air Ride Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Wheel Base: 270, Tandem Rear Axles, Front...

Condition	Used
Usage	118,801 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	18 Speed
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	336927
MLS Number	12867176
Category	Sleeper Semi Trucks
Last Updated	5/30/2024
Location	Manchester, NH, US
Sold By	Allegiance Trucks

(833) 368-___ SHOW
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14 1

2020 Kenworth T800 Tri Axle Sleeper Semi Truck - Cummins 525HP

$159,999 USD

Condition	Used
Usage	9,444 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	38"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	CLF406851
MLS Number	12921579
Category	Sleeper Semi Trucks
Last Updated	7/9/2024
Location	Fargo, ND, US
Sold By	Wallwork Truck Center

(855) 807-___ SHOW
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44 0

2020 Peterbilt 389 Sleeper Semi Truck - 60" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

Price Reduced

$129,500 USD

FRESH OVERHAUL! NEW TURBO AND ACTUATOR! NEW OIL COOLER! CLEAN PETERBILT 389 YELLOW FLAT TOP!! 6 MONTH WARRANTY ON PARTS AND LABOR! CUMMINS X15 POWERED, 565HP, 18 SPEED, CHROME ACCENTS,...

Condition	Used
Usage	402,073 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	63"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	6576
MLS Number	12566089
Category	Sleeper Semi Trucks
Last Updated	7/26/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(855) 807-___ SHOW
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48 0

2014 Peterbilt 388 Sleeper Semi Truck - 60" Flat Top Sleeper, Detroit 500HP, 13 Speed Manual

Price Reduced

$119,500 USD

CLEAN FLAT TOP PETE 388, SHORTHOOD, CHROME POLY FENDERS, CRATE DETROIT SERIES 60 500HP MOTOR, E LOG EXEMPT, WARRANTY UP TO 300K, 90/60 HYDRAULIC FLUID SPLIT TANK, 13SPD EATON, DUAL STACKS,...

Condition	Used
Usage	202,772 Miles
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	Flat Top Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	6758
MLS Number	12838941
Category	Sleeper Semi Trucks
Last Updated	7/25/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

61 0

2019 Peterbilt 389 Sleeper Semi Truck - 60" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

2007 Freightliner FLD120 Classic Sleeper Semi Truck - 48" Flat Top Sleeper, Detroit 515HP, 18 Speed Manual

$109,950 USD

Used 2007 Freightliner Classic 120 Sleeper for Sale. Features: Button Tuck Premium Interior, Rosewood Dashboard, Heated Chrome Moto Mirrors, New Steel Tires, Chrome Bumper, Stainless...

Condition	Used
Usage	10,445 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	515 HP
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	22P284
MLS Number	12213435
Category	Sleeper Semi Trucks
Last Updated	9/21/2023
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

(833) 970-___ SHOW
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15 0

2020 Kenworth W900 Sleeper Semi Truck - 62" Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

$109,900 USD

Fresh engine rebuild 5/24 @ 434176, VIT interior, Rear bunk window, Warranty till 12/25,

Condition	Used
Usage	15,474 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	62"
Suspension	AG 400
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	274004
MLS Number	12941287
Category	Sleeper Semi Trucks
Last Updated	7/16/2024
Location	Butler, PA, US
Sold By	Hunter Truck

(844) 435-___ SHOW
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14 0

2021 Kenworth W900 Sleeper Semi Truck - 62" Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

2019 International HX Sleeper Semi Truck - 51" Flat Top Sleeper, Cummins 605HP, Manual

$104,900 USD

VERY NICE HEAVY SPEC AIR RIDE SMALL BUNK TRACTOR, WARRANTY REMAINING ON THE UNIT, FULL LOCKING 46 REARS, 18 SPEED TRANS, NEW RADIATOR, LIKE NEW RUBBER, 605 CUMMINS ,, NumSpeeds: 18,...

Condition	Used
Usage	371,318 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	51"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.90 ratio
Stock Number	242973
MLS Number	12115452
Category	Sleeper Semi Trucks
Last Updated	7/17/2024
Location	Bangor, ME, US
Sold By	Allegiance Trucks

9 0

2015 Western Star 4900 Sleeper Semi Truck - 40" Flat Top Sleeper, Detroit 500HP, 10 Speed Manual

$99,950 USD

Used Western Star 4900 FA Flat Top Sleeper for Sale. Features: Air Ride Cab, Full Locking Rears, Stainless Quarter Fenders, Stainless Mudflap Brackets, Dual Exhaust, Dual Stainless Air...

Condition	Used
Usage	16,834 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	40"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.90 ratio
Stock Number	21P279
MLS Number	11698571
Category	Sleeper Semi Trucks
Last Updated	11/28/2023
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

(833) 931-___ SHOW
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10 0

2020 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Detroit 505HP, Manual

$99,900 USD

4900 Flat top sleepers!! DD15 505 HP 13 speeds with lockers. This is a great for logging, farming, or lowboy spec. Call today cab type: Sleeper, engine type: Diesel DD15,

Condition	Used
Usage	197,407 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Flat Top Sleeper
Rear Axle	Tandem Axle
Rear End	3.91 ratio
Stock Number	95H1125
MLS Number	12876599
Category	Sleeper Semi Trucks
Last Updated	7/4/2024
Location	Savage, MN, US
Sold By	Boyer Trucks

12 0

2016 Freightliner Coronado 122 SD Sleeper Semi Truck - 48" Flat Top Sleeper, Cummins 450HP, 10 Speed Manual

$89,950 USD

Used Freightliner Coronado Flat-top Sleeper for sale. Features: Chrome Bumper, Chrome Sun Visor, Power Locks, Power Windows, Heated Power Mirrors, Cruise Control, Single Frame, and more....

Condition	Used
Usage	9,944 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	23P097
MLS Number	12517585
Category	Sleeper Semi Trucks
Last Updated	12/19/2023
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

12 0

2015 Freightliner Coronado 122 SD Sleeper Semi Truck - 48" Flat Top Sleeper, Cummins 450HP, 18 Speed Manual

$79,950 USD

Used Freightliner Coronado 122SD Flat-top Sleeper for sale. Features: Single Vertical Exhaust, Tilt and Telescopic Steering Column, Chrome Bumper, Cruise Control, Air Ride Cab, Heated Power...

Condition	Used
Usage	8,521 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	23P068
MLS Number	12264568
Category	Sleeper Semi Trucks
Last Updated	9/21/2023
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

(855) 370-___ SHOW
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13 0

2011 Peterbilt 365 Sleeper Semi Truck - 36" Flat Top Sleeper, Cummins 425HP, 13 Speed Manual

$69,900 USD

2011 Peterbilt 365, 36" Single Bunk Sleeper, Cummins ISX 425HP, Manual 13 Spd Transmission (RTLO16913A) 52,300 GVW, 12,300# Front Axle, 40,000 Rear Axle, Wheelbase: 224" CA/CT-115" EOF-170"...

Condition	Used
Usage	10,450 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Cummins ISX11.9
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.73 ratio
Stock Number	11PB134
MLS Number	11691212
Category	Sleeper Semi Trucks
Last Updated	6/18/2024
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(844) 548-___ SHOW
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20 0

2003 Kenworth W900L Sleeper Semi Truck - 62" Flat Top Sleeper, Caterpillar 500HP, 10 Speed Manual

$68,500 USD

2003 Kenworth W900L Flattop Truck, 62” Flattop Sleeper Bunk, Caterpillar C15 6NZ 500HP Diesel Engine, Eaton 10 Speed Manual Transmission, 789,000 Actual Miles, Engine Brake, Cruise Control,...

Condition	Used
Usage	789,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Caterpillar C15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	62"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
MLS Number	12917434
Category	Sleeper Semi Trucks
Last Updated	6/6/2024
Location	Saint Edward, NE, US
Sold By	Quality Trucks & Trailers

(844) 548-___ SHOW
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18 0

2016 Peterbilt 389 Sleeper Semi Truck - 45" Flat Top Sleeper, Cummins 450HP, 13 Speed Manual

$66,500 USD

2016 Peterbilt 389 Flattop Truck, Unibilt 45” Sleeper Bunk, Cummins ISX15 450HP Diesel Engine, Eaton 13 Speed Manual Transmission, 619,000 Actual Miles, Engine Brakes, Cruise Control, 250”...

Condition	Used
Usage	619,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15 450
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	45"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
MLS Number	12867037
Category	Sleeper Semi Trucks
Last Updated	5/14/2024
Location	Saint Edward, NE, US
Sold By	Quality Trucks & Trailers

(844) 882-___ SHOW
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27 0

2015 Freightliner Coronado 122 SD Sleeper Semi Truck - 48" Flat Top Sleeper, Detroit 600HP, 13 Speed Manual

$59,977 USD

2015 Freightliner Coronado 122 SD 48" Flat-Top Sleeper Cab Truck, Detroit DD16 15.6L @ 600 H.P., Engine Brake, Eaton-Fuller RTLO-20913A 13-Speed O/D Transmission, 3.56 Ratio, 240" W.B. 4-Bag...

Condition	Used
Usage	10,657 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	600 HP
Engine Model	Detroit DD16
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.56 ratio
Stock Number	3492
MLS Number	12513565
Category	Sleeper Semi Trucks
Last Updated	7/3/2024
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

11 0

2016 Freightliner Coronado 122 SD Sleeper Semi Truck - 48" Flat Top Sleeper, Cummins 450HP, 10 Speed Manual

$59,950 USD

Used 2016 Freightliner Coronado Sleeper for Sale. Features: 48" Flat-Top Sleeper, Heated Power Mirrors, Cruise Control, Single Bunk, Chrome Quarter Fenders, Chrome Bumper, Chrome Sunvisor,...

Condition	Used
Usage	8,032 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	24P095
MLS Number	12982704
Category	Sleeper Semi Trucks
Last Updated	7/11/2024
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

9 0

2016 Peterbilt 389 Sleeper Semi Truck - 48" Flat Top Sleeper, Cummins 485HP, 10 Speed Manual

$59,950 USD

SOLD AS-IS. TRUCK NEEDS ENGINE WORK. Used Peterbilt 389 Flat-top Sleeper for sale. Features: Dual Vertical Exhaust, Chrome Bumper, Chrome Air Cleaners, Chrome Sun Visor, Quarter Fenders,...

Condition	Used
Usage	750,001 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.55 ratio
Stock Number	22P223
MLS Number	12781198
Category	Sleeper Semi Trucks
Last Updated	4/17/2024
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

1 0

2014 Mack Pinnacle CXU613 Sleeper Semi Truck - 48" Flat Top Sleeper, MP8-445E 445HP, 10 Speed Manual

$39,950 USD

Used Mack CXU613 Sleeper for sale. Features: Power Windows and Locks, Power Mirror, Heated Mirrors, Tilt Steering Column, Single Exhaust, Cruise Control, and more. Coopersburg Liberty...

Condition	Used
Usage	16,275 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	445 HP
Engine Model	Mack MP8-445E
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	22P201
MLS Number	12261999
Category	Sleeper Semi Trucks
Last Updated	11/28/2023
Location	Coopersburg, PA, US
Sold By	Coopersburg & Liberty Kenworth

(844) 548-___ SHOW
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20 0

1999 Kenworth W900L Sleeper Semi Truck - 72" Flat Top Sleeper, Caterpillar 500HP, 10 Speed Manual

$39,500 USD

1999 Kenworth W900L Sleeper Truck, 72” Aerocab Flattop Sleeper Bunk, Caterpillar 3406E 2WS 500HP Engine, Eaton 10 Speed Manual Transmission, 2,155,000 ECM Miles, Documented Platinum Overhaul...

Condition	Used
Usage	2,155,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Caterpillar 3406E
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
MLS Number	12954942
Category	Sleeper Semi Trucks
Last Updated	6/26/2024
Location	Saint Edward, NE, US
Sold By	Quality Trucks & Trailers

(855) 605-___ SHOW
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16 0

1995 International 9200 Sleeper Semi Truck - Flat Top Sleeper, Detroit 400HP, 10 Speed Manual

$17,900 USD

Clean 1995 International 9200, Detroit 60 series and Spicer 10spd trans. Diff lock, Jake brake, cruise control and good rubber

Condition	Used
Usage	854,378 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	330 HP
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.50 ratio
Stock Number	BTS4860
MLS Number	12750072
Category	Sleeper Semi Trucks
Last Updated	6/22/2024
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(844) 362-___ SHOW
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45 0

2005 Freightliner FLD120 Classic Sleeper Semi Truck - 36" Flat Top Sleeper, Mercedes-Benz 450HP, 10 Speed Manual

$17,650 USD

2005 FREIGHTLINER CLASSIC, TRUCK WAS JACKEDKNIFED AND DRIVES SIDE SLEEPER CORNER WAS DAMAGED AND NOT REPAIRED, MECEDES 450 HP, FRO15210B TRANS, 3.73 RATIO REARENDS, CLEAN INTERIOR GOOD...

Condition	Used
Usage	1,150,894 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	MBE4000
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	3.73 ratio
Stock Number	5DU81668
MLS Number	12803814
Category	Sleeper Semi Trucks
Last Updated	6/13/2024
Location	Owatonna, MN, US
Sold By	Curt's Truck and Diesel Service Inc.

(833) 801-___ SHOW
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5 0

2013 Mack Pinnacle CXU613 Sleeper Semi Truck - 52" Flat Top Sleeper, 435HP, 10 Speed Manual

$17,000 USD

nice truck, fleet maintained, air seat, power mirrors, differential lock, dump valve, air seat, cruise,,

Condition	Used
Usage	962,136 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	52"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	13FLAT962CXU
MLS Number	12159005
Category	Sleeper Semi Trucks
Last Updated	3/2/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales