Used Heavy Duty International 12 Speed 6x4 Trucks For Sale

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1-25 of 282 results
1-25 of 282 results
Featured Item
2024 International LT625 Day Cab Truck
28 1

2024 International LT625 Day Cab Truck

Price Drop
$39,775 USD
NICE FULLY LOADED DAY CAB,, LOW MILES, NEW TIRES, FRESH FLUIDS AND FILTERS,, REBUILT TITLE, FINANCING AND WARRANTY AVAILABLE Click to watch a walkaround video above
ConditionUsed
Usage1,613 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Rear AxleTandem Axle
Rear End2.85 ratio
MLS Number13322119
CategoryDay Cab Semi Trucks
Last Updated4/29/2025
Location
FYFFE, AL, US
Sold By

Hill Automotive

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
4 0

2020 International LT625 Day Cab Truck - Cummins 400HP, 12 Speed

Newly Listed
$56,500 USD
Cummins X15New Virgin TiresExtended Warranty Available
Inspection Report
ConditionUsed
Usage216,429 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.79 ratio
Stock Number502646
MLS Number13544419
CategoryDay Cab Semi Trucks
Last Updated4/29/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed
1 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

Newly Listed
$58,000 USD
Inspection Report
ConditionUsed
Usage465,477 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.85 ratio
Stock Number500965
MLS Number13544415
CategorySleeper Semi Trucks
Last Updated4/29/2025
Location
Joliet, IL, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed
33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Recently Updated
$57,000 USD
Inspection Report
ConditionUsed
Usage426,918 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.64 ratio
Stock Number500646
MLS Number13267990
CategorySleeper Semi Trucks
Last Updated4/29/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed
6 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

Recently Updated
$54,977 USD
Inspection Report
ConditionUsed
Usage425,813 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.85 ratio
Stock Number501989
MLS Number13412948
CategorySleeper Semi Trucks
Last Updated4/29/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic
44 0

2023 International LT Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Newly Listed
$78,000 USD
Low Miles, 450 Cummins, Endurant 12 speed auto, Diesel APU, 6 MO/50,000 Mile Engine and After Treatment Warranty,
ConditionUsed
Usage249,494 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Stock Number2052
MLS Number13543526
CategorySleeper Semi Trucks
Last Updated4/28/2025
Location
Rhome, TX, US
Sold By

Jordan Truck Sales of Texas, LLC

International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed
1 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

Newly Listed
$57,000 USD
Inspection Report
ConditionUsed
Usage384,316 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.64 ratio
Stock Number500645
MLS Number13542944
CategorySleeper Semi Trucks
Last Updated4/27/2025
Location
West Sacramento, CA, US
Sold By

International Motors, LLC

International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt
8 0

2021 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt

Newly Listed
$25,000 USD
NICE TRUCK, FLEET MAINTAINED, AIR SEAT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, DOUBLE BUNK!,
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size75"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number21INTL385LT
MLS Number13542207
CategorySleeper Semi Trucks
Last Updated4/29/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt
7 0

2021 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt

Newly Listed
$25,000 USD
NICE TRUCK, FLEET MAINTAINED, AIR SEAT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, DOUBLE BUNK!,
ConditionUsed
Usage387,468 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size75"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number21INTL387LTPRO
MLS Number13542205
CategorySleeper Semi Trucks
Last Updated4/29/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 400HP, 12 Speed
6 0

2021 International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed
$53,000 USD
Inspection Report
ConditionUsed
Usage435,991 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeHi Rise Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.64 ratio
Stock Number502531
MLS Number13541761
CategorySleeper Semi Trucks
Last Updated4/26/2025
Location
Tampa, FL, US
Sold By

International Motors, LLC

International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt
6 0

2021 International LT Sleeper Semi Truck - 75" Raised Roof Sleeper, A26 450HP, 12 Speed Endurant Amt

Recently Updated
$25,000 USD
NICE TRUCK, FLEET MAINTAINED, AIR SEAT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, DOUBLE BUNK!,
ConditionUsed
Usage399,042 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size75"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number21INTL399LT
MLS Number13443909
CategorySleeper Semi Trucks
Last Updated4/26/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed
33 0

2021 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

Recently Updated
$61,000 USD
Inspection Report
ConditionUsed
Usage400,065 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.85 ratio
Stock Number499893
MLS Number13450166
CategorySleeper Semi Trucks
Last Updated4/25/2025
Location
Joliet, IL, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
29 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$31,977 USD
NEW Worry-Free Program AVAILABLE ļæ½ 1 OR 2-Year Factory-Backed Engine Aftertreatment Warranty + Extended Vehicle Coverage Preventive Maintenance Service AVAILABLE. $0 Deductible. No Claim...
Inspection Report
ConditionUsed
Usage258,321 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498605
MLS Number12991713
CategoryDay Cab Semi Trucks
Last Updated4/25/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
3 0

2020 International LT625 Day Cab Truck - Cummins 400HP, 12 Speed

Newly Listed
$55,000 USD
Cummins X1512 Speed Auto. TransmissionNew Virgin Tires
Inspection Report
ConditionUsed
Usage237,194 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.79 ratio
Stock Number502648
MLS Number13536954
CategoryDay Cab Semi Trucks
Last Updated4/24/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
1 0

2019 International LT625 Day Cab Truck - Cummins 400HP, 12 Speed

Newly Listed
$36,500 USD
Inspection Report
ConditionUsed
Usage322,019 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.79 ratio
Stock Number499701
MLS Number13536950
CategoryDay Cab Semi Trucks
Last Updated4/29/2025
Location
Joliet, IL, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
31 0

2019 International LT625 Day Cab Truck - Cummins 400HP, 12 Speed

Recently Updated
$34,500 USD
Inspection Report
ConditionUsed
Usage329,723 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.79 ratio
Stock Number497451
MLS Number12925373
CategoryDay Cab Semi Trucks
Last Updated4/24/2025
Location
Etna, OH, US
Sold By

International Motors, LLC

International LT Sleeper Semi Truck - 68" Raised Roof Sleeper, Cummins 450HP, Automatic
39 1

2021 International LT Sleeper Semi Truck - 68" Raised Roof Sleeper, Cummins 450HP, Automatic

Recently Updated
$42,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, DEF, TRAILER BRAKE, SUSPENSION AIR DUMP Se Habla EspaƱol! NO CREDIT? BAD...
ConditionUsed
Usage514,310 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size68"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberB03341-DELIVERY 2 U
MLS Number13352803
CategorySleeper Semi Trucks
Last Updated4/24/2025
Location
Bakersfield, CA, US
Sold By

Diamond Truck Sales Inc

International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, Automatic
45 1

2021 International LT Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, Automatic

Recently Updated
$44,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, PDL LOCK, OFF ROAD Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!!...
ConditionUsed
Usage484,339 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberB03336-DELIVERY 2 U
MLS Number13332516
CategorySleeper Semi Trucks
Last Updated4/24/2025
Location
Bakersfield, CA, US
Sold By

Diamond Truck Sales Inc

International LT Sleeper Semi Truck - 60" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt
40 1

2023 International LT Sleeper Semi Truck - 60" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Recently Updated
Call for price
- Inverter modelELEMINATOR 3000 WATT, - WEBASTO,
ConditionUsed
Usage6,900 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins X15E
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size60"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberC-36099
MLS Number13328968
CategorySleeper Semi Trucks
Last Updated4/24/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By

Gamache Truck Center

International LT625 Day Cab Truck - A26 450HP, 12 Speed
30 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$38,000 USD
60-Day Truck Protect Promise with qualifying Retail Purchase. 1 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of...
Inspection Report
ConditionUsed
Usage235,267 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498483
MLS Number12988819
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
30 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$34,000 USD
1 2-YR Factory-Backed Engine Aftertreatment Warranty + Extended Vehicle Coverage Towing AVAILABLE. $0 Deductible.
Inspection Report
ConditionUsed
Usage243,939 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498639
MLS Number12935396
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
30 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$29,900 USD
1 2-YR Factory-Backed Engine Aftertreatment Warranty + Extended Vehicle Coverage Towing AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.
Inspection Report
ConditionUsed
Usage292,070 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498594
MLS Number12904430
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
31 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$35,000 USD
Inspection Report
ConditionUsed
Usage290,693 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498595
MLS Number12925379
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
30 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$32,500 USD
1 2-YR Factory-Backed Engine Aftertreatment Warranty + Extended Vehicle Coverage Towing AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.
Inspection Report
ConditionUsed
Usage264,961 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number498593
MLS Number12902451
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - A26 450HP, 12 Speed
30 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Recently Updated
$41,500 USD
Inspection Report
ConditionUsed
Usage237,196 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelInternational A26
Drivetrain6x4
Transmission12 Speed Automated
SuspensionAir Ride
Rear End40,000 lb 2.64 ratio
Stock Number499084
MLS Number13517244
CategoryDay Cab Semi Trucks
Last Updated4/23/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

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