6x4 Sleeper Semi Trucks with Cummins Engines For Sale

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29 0

2020 International LoneStar Sleeper Semi Truck - Flat Top Sleeper, Cummins 605HP, 18 Speed Manual

$69,999 USD

CUMMINS X15 605 HP - 18 SPD MANUAL - FLAT TOP - 302,859 MILES - DUAL ALUMINUM TANKS - AIR RIDE - SINGLE BUNK,

Condition	Used
Usage	302,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	605
MLS Number	13630297
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 216-___ SHOW
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24 1

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$47,000 USD

430,655 Miles, Cummins X15 100th Anniversary Edition, 450HP, 12 Speed Eaton Automatic, Double Bunk, Aluminum wheels, Battery APU, Collision Mitigation System, Inverter, Air Slide 5th Wheel,...

Condition	Used
Usage	430,655 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	399405
MLS Number	13586519
Category	Sleeper Semi Trucks
Last Updated	12/2/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(707) 849-___ SHOW
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Featured Item

71 2

2020 Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 565HP, 13 Speed Manual

$115,000 USD

2020 Peterbilt 389 Flat Top Sleeper Well Maintained, ready for work 440k Miles, Cummins X15 Engine, 565HP, 13 Speed, Locker, 52350lb GVW,

Condition	Used
Usage	440,289 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	13773412
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Santa Rosa, CA, US
Sold By	Personal Asset Brokerage

(833) 478-___ SHOW
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18 2

2019 Peterbilt 389 Sleeper Semi Truck - Flat Top Sleeper, Cummins 500HP, 13 Speed Manual

Recently Updated

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2019 Peterbilt 389 Flat Top – Cummins X15 / 13-Speed / Fresh Rebuild w/ Parts Warranty Stock #6797 | 500HP | 63" Sleeper | APU | 260” WB Just in — clean, sharp, and ready to work. This2019...

Condition	Used
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 Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	14736
MLS Number	13611943
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(833) 801-___ SHOW
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17 0

2009 Peterbilt 386 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 450HP, 13 Speed Manual

Newly Listed

$13,000 USD

GOOD TRUCK, RUNS EXCELLENT, CLEAN, AIR SEATS, PLATINUM INTERIOR, FULL GAUGE PACKAGE, DUAL EXHAUST, DIFFERENTIAL LOCK, GOOD TIRES, APU!,

Condition	Used
Usage	1,041,061 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	09ISX104386
MLS Number	14059438
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

1 0

2024 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

Contact for price

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	588,360 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	N15254-DELIVERY 2 U
MLS Number	14059421
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

1 0

2023 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

Contact for price

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	577,894 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	N15253-DELIVERY 2 U
MLS Number	14059420
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

1 0

2023 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

Contact for price

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	626,843 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	N15252-DELIVERY 2 U
MLS Number	14059419
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

1 0

2023 Peterbilt 579 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Newly Listed

Contact for price

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	621,449 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	N15251-DELIVERY 2 U
MLS Number	14059418
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(833) 801-___ SHOW
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22 0

2005 International 9200 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 450HP, 10 Speed Autoshift Amt

Newly Listed

$10,000 USD

GOOD TRUCK, RUNS GREAT, 3-PEDAL AUTOMATIC, DIFFERENTIAL LOCK, AIR SEAT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DOUBLE BUNK!,

Condition	Used
Usage	937,511 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Autoshift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	05ISX9379200
MLS Number	14059396
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 591-___ SHOW
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33 0

2019 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 10 Speed Endurant Amt

Newly Listed

$32,900 USD

2019 International LT625 – Fleet Maintained Cummins-Powered International!, This is one CLEAN truck—well equipped and ready to work! , 450 HP Cummins X15 engine, , 10-speed Eaton Endurant...

Condition	Used
Usage	538,236 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	054563
MLS Number	14059006
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(833) 300-___ SHOW
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36 1

2022 Kenworth T680 Sleeper Semi Truck - 66" Mid Roof Sleeper, Cummins 500HP, Automatic

Newly Listed

Contact for price

522698 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 66, Wheels: All Aluminum,...

Condition	Used
Usage	522,698 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	66"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	C-37173
MLS Number	14059003
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Champlain, NY, US
Sold By	Gamache Truck Center

(888) 754-___ SHOW
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33 0

2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Recently Updated

$64,500 USD

Inspection Report

Condition	Used
Usage	385,791 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	502630
MLS Number	13632594
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Joliet, IL, US
Sold By	International Motors, LLC

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33 0

2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Recently Updated

$61,750 USD

Inspection Report

Condition	Used
Usage	425,436 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	502628
MLS Number	13621590
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Joliet, IL, US
Sold By	International Motors, LLC

(844) 624-___ SHOW
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32 4

2023 International LoneStar Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Price Drop

$67,950 USD

AVAILABLE FOR SALE IN KANSAS CITY, MO. INSPECTED AND DETAILED. READY TO WORK!!!, *Remaining Warranty:, - Frame side rails - 7/1/2027, - Cab/Cowl Structure: 7/1/2027, - Cab/Cowl Perforation:...

Condition	Used
Usage	445,924 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	MO10949
MLS Number	13993269
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(833) 478-___ SHOW
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23 0

2020 Peterbilt 389 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 565HP, 18 Speed Manual

Recently Updated

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Stand up sleeper setup for the long haul. Full gauge package and spec'd at 565HP with the 18spd means it's made for the long haul. Call today for more info

Condition	Used
Usage	617,300 Miles
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
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7075
MLS Number	14029250
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(844) 481-___ SHOW
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48 1

2019 Peterbilt 389 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 13 Speed Manual

Recently Updated

$70,000 USD

2019 SMOKIN RED PETERBILT 389. JUST IN!! MILEAGE:480,390, CUMMINS X15, 450+HP, EMISSIONS ALTERED, 13 SPD MANUAL TRANSMISSION, 40K REARS, AIR RIDE SUSPENSION, ALUMINUM WHEELS, DUAL STACK,...

Condition	Used
Usage	22,606 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14004889
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

(844) 985-___ SHOW
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33 0

2020 Peterbilt 389 Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 605HP, Manual

Recently Updated

$104,900 USD

BIG HP! 605hp on this 2020 Peterbilt 389 with a 78in Single Bunk Sleeper! Powered by a Cummins X15 and paired with an 18 Speed MANUAL Transmission and 46k Rears. Unit has full disc brakes;...

Condition	Used
Usage	426,098 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	8680123
MLS Number	13963666
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Elmhurst, IL, US
Sold By	JX Truck Center

(844) 985-___ SHOW
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33 0

2021 Peterbilt 389 Sleeper Semi Truck - 70" Raised Roof Sleeper, Cummins 605HP, Manual

Recently Updated

$115,900 USD

BIG HP! 605HP on this Cummins X15 18 Speed Manual Transmission Peterbilt 389! Green APU Installed! This Unit has a spacious 70in Single Bunk Sleeper; Disc Brakes; FULL PM Service; 180 Point...

Condition	Used
Usage	291,906 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	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.58 ratio
Stock Number	8680128
MLS Number	13963640
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Elmhurst, IL, US
Sold By	JX Truck Center

(844) 362-___ SHOW
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22 2

1994 International 9600 Sleeper Semi Truck - Cummins 410HP, 13 Speed Manual

Recently Updated

$49,980 USD

1994 9600 CABOVER INTERNATIONAL, FRESH PAINT JOB, POLISHED CHROME, CHROME HALF FENDERS,GRILLE,BUMPER,, INTERIOR IN GREAT CONDITION WITH NEW SEATS GREAT SHOW TRUCK READY TO GO

Condition	Used
Usage	672,171 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 HP
Engine Model	Cummins N14
Drivetrain	6x4
Transmission	13 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.91 ratio
Stock Number	RH555103
MLS Number	13885474
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Owatonna, MN, US
Sold By	Curt's Truck and Diesel Service Inc.

(855) 807-___ SHOW
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42 0

2020 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 10 Speed Automatic

Price Drop

$32,500 USD

CLEAN FLEET MAINTAINED, CUMMINS X15 POWER, AUTO TRANS, DOUBLE BUNK ,APU, GREAT TIRES, DOUBLE TANKS, READY TO WORK. FOR MORE TRUCKS PLEASE VISIT OUR SITE

Condition	Used
Usage	530,508 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	7120
MLS Number	13853341
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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38 0

2015 International ProStar Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 450HP, 10 Speed Manual

Price Drop

$34,500 USD

CLEAN FLEET MAINTAINED 2016 INTERNATIONAL PROSTAR! 56 INCH MID ROOF . CUMMINS ISX15 450HP, 10 SPEED EATON MANUAL. 52,350 GVWR. GREAT RUBBER! SOUTHERN TRUCK NO PAINT OR BODY DAMAGE, READY TO...

Condition	Used
Usage	235,229 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	7093
MLS Number	13852461
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 435-___ SHOW
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6 0

2026 International HX Sleeper Semi Truck - 56" Mid Roof Sleeper, Cummins 605HP

Recently Updated

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3319 Miles, Engine: CUMMINS, 605 HP, Fuel Type: Diesel, Drive: 6x4, Spring Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 56, Wheel Base: 262

Condition	New
Usage	3,319 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	605 HP
Drivetrain	6x4
Sleeper Type	Mid Roof Sleeper
Sleeper Size	56"
Suspension	Spring
Stock Number	356134
MLS Number	13852415
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Fort Kent, ME, US
Sold By	Allegiance Trucks

(855) 807-___ SHOW
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72 0

2019 Peterbilt 389 Sleeper Semi Truck - 63" Mid Roof Sleeper, Cummins 450HP, 10 Speed Smart Advantage Automatic

Price Drop

$79,500 USD

LOW MILES! MULTIPLE UNITS!! CLEAN PETE 389 SLEEPER, FLEET MAINTAINED, X ENTERPRISE TRUCK, CUMMINS X15, 450HP, EATON SMART ADVANTAGE 10 SPEED AUTO TRANSMISSION, VIRGIN RUBBER, HYDRAPAK/PTO,...

Condition	Used
Usage	221,763 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.08 ratio
Stock Number	7038
MLS Number	13734540
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd