Flat Top Sleeper Semi Trucks with 500-549 HP For Sale

(844) 985-___ SHOW
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2021 Kenworth T880 Sleeper Semi Truck - 40" Flat Top Sleeper, Cummins 500HP, Manual

Newly Listed

$79,900 USD

374036 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 40, Wheel Base: 224, Tandem...

Condition	Used
Usage	374,036 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	40"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	8680274
MLS Number	14157364
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

(833) 801-___ SHOW
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2025 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, Cummins 500HP

2025 Peterbilt 589 Sleeper Semi Truck - 72" Flat Top Sleeper, 510HP

2019 Freightliner Cascadia 125 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 505HP, 10 Speed Manual

2015 Western Star 4900 Tri Axle Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 505HP, 18 Speed Ultrashift Plus Amt

Newly Listed

$35,000 USD

HEAVY DUTY TRUCK! RUNS EXCELLENT! STEERABLE AIR LIFT AXLE, THICK FRAME, FULL LOCKING REARS, AIR SEAT, POWER WINDOWS, DUAL EXHAUST, PTO! *18 SPEED AUTOMATIC TRANSMISSION!!,

Condition	Used
Usage	347,874 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15TC
Drivetrain	8x4
Transmission	18 Speed Ultrashift Plus Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	15DET347TRIWS
MLS Number	14147507
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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

Contact for price

CONSTRUCTION MATERIALS, EngineType: X15, EngineMake: Cummins, Axle: CONSTRUCTION MATERIALS, PowerType: Diesel, Weight: 62,000,

Condition	New
Usage	32 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	3.91 ratio
Stock Number	SD703114
MLS Number	14120193
Category	Sleeper Semi Trucks
Last Updated	2/23/2026
Location	Stoney Creek, ON, Canada
Sold By	Brandt

(717) 384-___ SHOW
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2027 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, Paccar 510HP, 12 Speed Amt

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2027 PETERBILT 567 TANDEM 44" SLEEPER 510 HP ***AUTOMATED 12SPD***HEATED LEATHER DRIVER SEAT***PREDICTIVE CRUISE PACKAGE***LOW AIR LEAF 40K REAR SUSPENSION***DIFF LOCK TANDEM AXLES***LOTS OF...

Condition	New
Usage	7 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	286017
MLS Number	14144667
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Lancaster, PA, US
Sold By	Hunter Truck

(833) 637-___ SHOW
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2012 Western Star 4900 Tri Axle Sleeper Semi Truck - 28" Flat Top Sleeper, Detroit 505HP, 18 Speed Manual

$49,900 USD

2012 Western Star 4900SA, 246,500 miles, DD15-505 hp, Eaton RTLO18918B 18 speed, 4.30 ratio, 244 wb, 14,320 front, 46,000 rears, 12,000 pusher, 180 Gal Fuel cap, Nice heavy truck in great...

Condition	Used
Usage	246,245 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	28"
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
MLS Number	13542225
Category	Sleeper Semi Trucks
Last Updated	2/14/2026
Location	WINGER, MN, US
Sold By	Lucken Trucks and Parts

(833) 904-___ SHOW
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2008 Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

$59,500 USD

2008 Peterbilt 389 Flattop Sleeper, 500hp Cummins ISX 15, 18spd Manual Transmission, 928k Mi, Air ride suspension, 270in Wheelbase, Nationwide Delivery Available

Condition	Used
Usage	928,489 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb
Stock Number	6728
MLS Number	14142730
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(855) 605-___ SHOW
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2008 Peterbilt 386 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Caterpillar 500HP, 13 Speed Manual

$61,500 USD

2008 Pete 386 with Cat C15 Deleted, Cat reman less the 100k miles ago. 13 spd manual trans, 3.90 rear ends and a steerable lift axle. New Drive tires,

Condition	Used
Usage	30,156 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Caterpillar C15
Drivetrain	8x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	52,000 lb 3.90 ratio
Stock Number	BTS2298
MLS Number	14120079
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 605-___ SHOW
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2012 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$62,500 USD

2011 Western Star 4900SA, Only 50,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	6,381 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS0242
MLS Number	14140818
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(855) 605-___ SHOW
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2011 Western Star 4900 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$59,500 USD

2011 Western Star 4900SA, Only 52,000 original miles, 500 HP Detroit DD15, 18 Speed Overdrive transmission with 4.30 gears, 46k rear ends with full lockers. 16K front axle and #13,200...

Condition	Used
Usage	50,958 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	BTS7824
MLS Number	14140776
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Great Falls, MT, US
Sold By	Bouma Truck Sales

(844) 955-___ SHOW
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2020 Peterbilt 389 Sleeper Semi Truck - Cummins 505HP, 13 Speed Automatic

$147,750 USD

Only 55,000 Original Miles ~ Cummins X15 ~ 505 HP ~ 13 Speed UltraShift ~ 14,320 Front / 46k Rears ~ Full Lockers ~ All Aluminum Wheels ~ Only One Owner ~ Financing Available with Your Good...

Condition	Used
Usage	55,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Flat Top Sleeper
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	723475
MLS Number	14124101
Category	Sleeper Semi Trucks
Last Updated	2/14/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 955-___ SHOW
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2020 Peterbilt 389 Sleeper Semi Truck - Cummins 505HP, 13 Speed Automatic

$147,750 USD

Only 50,000 Original Miles ~ Cummins X15 ~ 505 HP ~ 13 Speed UltraShift ~ 14,320 Front / 46k Rears ~ Full Lockers ~ All Aluminum Wheels ~ Only One Owner ~ Financing Available with Your Good...

Condition	Used
Usage	50,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Flat Top Sleeper
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	723474
MLS Number	14124100
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(844) 385-___ SHOW
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2020 Freightliner Cascadia 125 Sleeper Semi Truck - 38" Flat Top Sleeper, 505HP, 12 Speed Automatic

$57,472 USD

Condition	Used
Usage	583,498 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15 GHG'17 505/1625
Transmission	12 Speed Automatic
Sleeper Type	Flat Top Sleeper
Sleeper Size	38"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	884405
MLS Number	14138980
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Fort Worth, TX, US
Sold By	Ryder

(844) 955-___ SHOW
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2015 Western Star 4900 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 18 Speed Manual

Price Drop $64,750 USD

345k Original Miles ~ Cummins ISX ~ 500 HP ~ 1850 Torque 18 Speed ~ 16k Front / 46k Rears ~ Full Lockers ~ Double Frame ~ Wet Kit ~ All Aluminum Wheels ~ Financing Available with Your Good...

Condition	Used
Usage	345,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins ISX
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	GK6575
MLS Number	13785085
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

(609) 318-___ SHOW
NUMBERCall Seller

2023 Peterbilt 567 Sleeper Semi Truck

$119,900 USD

Balance of FACTORY WARRANTY / Financing Available Balance of 5yr/400,000 mile Engine, Aftertreatment, Base Vehicle transfers to new owner!!! 2023 PETERBILT 567 58" SLEEPER, PLEASE CALL...

Condition	Used
Usage	280,097 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	58"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	259222
MLS Number	13568455
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

(609) 318-___ SHOW
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2025 Peterbilt 567 Sleeper Semi Truck - 44" Flat Top Sleeper, Paccar 510HP, 18 Speed Autoshift Amt

Contact for price

PTO / Wet Line installed,

Quantity	5
Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	18 Speed Autoshift Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	44"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	275516
MLS Number	13421358
Category	Sleeper Semi Trucks
Last Updated	2/7/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

(888) 853-___ SHOW
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2017 Kenworth T880 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Paccar 500HP, 18 Speed Manual

$49,900 USD

Paccar MX13 500 HP, 18 speed RTLO18918B Transmission, 3.55 rear ratio, full locking rears, air slide 5th wheel, steerable pusher axle, 11R22.5 tires on aluminum wheels, dual exhaust,...

Condition	Used
Usage	874,908 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	3.55 ratio
Stock Number	5554
MLS Number	14099909
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(844) 656-___ SHOW
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2010 Freightliner Columbia 120 Sleeper Semi Truck - 36" Flat Top Sleeper, Detroit 500HP, 18 Speed Manual

$34,750 USD

FREIGHTLINER COLUMBIA 120 MID ROOF, 12.7 DETRIOT 500 HP, EATON FULLER 18 SPD, GOOD CLUTCH COLD A/C, FLEET MAINTAINED, SHORT BUNK, WET KIT 2 LINE DUMP VALVE, FULL OCKERS, GOOD TRUCK READY TO...

Condition	Used
Usage	1,105,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Detroit SERIES 60 12.7 DDEC III
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Stock Number	#7661
MLS Number	12232762
Category	Sleeper Semi Trucks
Last Updated	2/7/2026
Location	Holland, MI, US
Sold By	HES Equipment / A&B Farms

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

Contact for price

Construction dump - on/off hwy, TANDEM AXLES WITH SPEED INTERLOCK,, EngineType: x15, EngineMake: Cummins, PowerType: Diesel, Weight: 62,000,

Condition	New
Usage	34 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	SD703116
MLS Number	14120192
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Stoney Creek, 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, Cab: Highway Tractor,

Condition	New
Usage	7 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	SD703199
MLS Number	14120167
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, Cummins 500HP

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2277 Miles, 32 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	32 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	SD703118
MLS Number	14120161
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Stoney Creek, ON, Canada
Sold By	Brandt

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

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2450 Miles, 33 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	33 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	SD703115
MLS Number	14120154
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Hagersville, ON, Canada
Sold By	Brandt