Heavy Duty International 6x4 Sleeper Semi Trucks For Sale

(855) 640-___ SHOW
NUMBERCall Seller

2016 International ProStar Sleeper Semi Truck - 56" Mid Roof Sleeper, N13 450HP, 10 Speed Manual

$28,500 USD

LOW MILES~ 2016 INTERNATIONAL PROSTAR 56" MID ROOF SLEEPER, IHC N-13 450 HP DIESEL ENGINE, EATON FULLER 10SP TRANSMISSION, AIR RIDE SUSPENSION, REAT TIRES SUPER SINGLES, A/C, P/S,, APU UNIT...

Condition	Used
Usage	603,165 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International N13
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	118110
MLS Number	14407504
Category	Sleeper Semi Trucks
Last Updated	8/12/2026
Location	Canton, OH, US
Sold By	Brechbuhler Truck Sales

2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $62,500 USD

*Unit is advertised as Manager Special. Subject to terms and approval..

Inspection Report

Condition	Used
Usage	343,530 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.79 ratio
Stock Number	506162
MLS Number	14425134
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	West Sacramento, CA, US
Sold By	International Motors, LLC

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$41,700 USD

Condition	Used
Usage	524,943 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	53352
MLS Number	14568537
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Green Bay, WI, US
Sold By	Schneider

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$43,200 USD

Condition	Used
Usage	450,185 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	52778
MLS Number	14568528
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Edwardsville, IL, US
Sold By	Schneider

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$41,700 USD

Condition	Used
Usage	510,104 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	53546
MLS Number	14568524
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Edwardsville, IL, US
Sold By	Schneider

(866) 530-___ SHOW
NUMBERCall Seller

2021 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, Automatic

Recently Updated

$57,995 USD

2021 INTERNATIONAL LT, CUMMINS X15, AUTOMATIC TRANSMISSION, 379,000 MILES, FLEET MAINTAINED MULTIPLE SIMILAR UNITS AVAILABLE FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN...

Condition	Used
Usage	379,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	3841
MLS Number	13703476
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(888) 450-___ SHOW
NUMBERCall Seller

2020 International LT625 Sleeper Semi Truck

Recently Updated

$45,000 USD

2020 IHC LT X15/ASHIFT/57" MIDROOF/GOOD VIRGIN TIRES/FINANCING

Condition	Used
Usage	11,894 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	57"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	0389
MLS Number	14535348
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop $52,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER,FRIDGE, COLLISION...

Quantity	10
Condition	Used
Usage	445,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7354
MLS Number	14543475
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop $50,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER,FRIDGE, COLLISION...

Quantity	10
Condition	Used
Usage	461,458 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7349
MLS Number	14543473
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 624-___ SHOW
NUMBERCall Seller

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

Newly Listed

$99,950 USD

2020 INTERNATIONAL LONESTAR, X15 CUMMINS 605HP 2050 TORQUE, FULLY REBUILT ENGINE WITH PAPERWORK!! (PAPERWORK IN THE LOG SECTION BELOW), 495K MILES, 46K REARS, FULL LOCKERS, PUSHER AXLE,...

Condition	Used
Usage	495,702 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
Rear End	46,000 lb
Stock Number	AP8449
MLS Number	14563113
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $61,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Condition	Used
Usage	433,322 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.79 ratio
Stock Number	505867
MLS Number	14337667
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Commerce City, CO, US
Sold By	International Motors, LLC

2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $62,500 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Condition	Used
Usage	419,484 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.79 ratio
Stock Number	505866
MLS Number	14254785
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Commerce City, CO, US
Sold By	International Motors, LLC

(844) 823-___ SHOW
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2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

Recently Updated

$59,900 USD

Inspection Report

Condition	Used
Usage	383,737 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.79 ratio
Stock Number	505833
MLS Number	14220389
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Shreveport, LA, US
Sold By	International Motors, LLC

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

Newly Listed

$49,000 USD

Inspection Report

Condition	Used
Usage	557,892 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	40,000 lb 2.64 ratio
Stock Number	505913
MLS Number	14562966
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Baltimore, MD, US
Sold By	International Motors, LLC

2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Price Drop $62,500 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	411,147 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	40,000 lb 2.79 ratio
Stock Number	505933
MLS Number	14337650
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Commerce City, CO, US
Sold By	International Motors, LLC

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop $52,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER,FRIDGE, COLLISION...

Quantity	10
Condition	Used
Usage	424,913 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7357
MLS Number	14543465
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$40,200 USD

Condition	Used
Usage	589,139 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	52776
MLS Number	14562580
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Edwardsville, IL, US
Sold By	Schneider

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$40,200 USD

Condition	Used
Usage	582,474 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	52827
MLS Number	14562516
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	West Memphis, AR, US
Sold By	Schneider

2022 International LT Sleeper Semi Truck - 73" Raised Roof, Cummins, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$41,700 USD

Condition	Used
Usage	509,379 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	52833
MLS Number	14562512
Category	Sleeper Semi Trucks
Last Updated	8/25/2026
Location	Edwardsville, IL, US
Sold By	Schneider

(844) 624-___ SHOW
NUMBERCall Seller

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

Newly Listed

$99,950 USD

2020 INTERNATIONAL LONESTAR, X15 CUMMINS 605HP 2050 TORQUE, FULLY REBUILT ENGINE WITH PAPERWORK!! (PAPERWORK IN THE LOG SECTION BELOW), 495K MILES, 46K REARS, FULL LOCKERS, PUSHER AXLE,...

Condition	Used
Usage	495,702 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
Rear End	46,000 lb
Stock Number	CO11919
MLS Number	14561458
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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

Recently Updated

$69,900 USD

CLEAN FLEET MAINTAINED, 2023 INTERNATIONAL LT625, CUMMINS 450HP, EATON 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, GOOD RUBBER, CARRIER DIESEL APU, INVERTER 53,200 GVWR, ALL ALLUMINUM RIMS, 228...

Quantity	8
Condition	Used
Usage	433,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7376
MLS Number	14543526
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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

Recently Updated

$67,900 USD

CLEAN FLEET MAINTAINED, 2023 INTERNATIONAL LT625, CUMMINS 450HP, EATON 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, GOOD RUBBER, CARRIER DIESEL APU, INVERTER 53,200 GVWR, ALL ALLUMINUM RIMS, 228...

Quantity	8
Condition	Used
Usage	469,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7375
MLS Number	14543524
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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

Recently Updated

$69,900 USD

CLEAN FLEET MAINTAINED, 2023 INTERNATIONAL LT625, CUMMINS 450HP, EATON 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, GOOD RUBBER, CARRIER DIESEL APU, INVERTER 53,200 GVWR, ALL ALLUMINUM RIMS, 228...

Quantity	8
Condition	Used
Usage	402,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7374
MLS Number	14543523
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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

Recently Updated

$69,900 USD

CLEAN FLEET MAINTAINED, 2023 INTERNATIONAL LT625, CUMMINS 450HP, EATON 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, GOOD RUBBER, CARRIER DIESEL APU, INVERTER 53,200 GVWR, ALL ALLUMINUM RIMS, 228...

Quantity	8
Condition	Used
Usage	421,251 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7373
MLS Number	14543522
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd