Used 12 Speed Trucks with Cummins Engines For Sale

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1-25 of 639 results
1-25 of 639 results
Featured Item
2022 Peterbilt 579 Sleeper Semi Truck
27 1

2022 Peterbilt 579 Sleeper Semi Truck

Price Drop
$79,900 USD
2022 Peterbilt 579 – Road Ready and Fleet Friendly! Stock1272928, Looking for late-model trucks that are driver-preferred and ready to roll? Check out our 2022 Peterbilt 579 units, built...
Quantity6
ConditionUsed
Usage424,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeUnibilt
Sleeper Size80"
SuspensionFlex Air
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number1272928
MLS Number13503970
CategorySleeper Semi Trucks
Last Updated7/19/2025
Location
Atlanta, GA, US
Sold By

Rush Truck Centers Atlanta

Featured Item
2023 International LT ***500k MILE WARRANTY ***
29 1

2023 International LT ***500k MILE WARRANTY ***

$74,830 USD
*FACTORY 500K MILE WARRANTY ON ENGINE CUMMINS X15 450 HP EATON ENDURANT 12SPEED AUTO NEW STEER TIRES NEW FILTERS/FLUIDS 100 GAL ALUMINUM FUEL TANKS BENDIX COLLISION SYSTEM 187IN...
Warranty
ConditionUsed
Usage89,350 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Rear AxleTandem Axle
MLS Number13661630
CategoryDay Cab Semi Trucks
Last Updated6/23/2025
Location
FYFFE, AL, US
Sold By

Hill Automotive

International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic
18 0

2019 International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$32,000 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage394,299 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number52931
MLS Number13293741
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
Muskegon, MI, US
Sold By

Penske Used Trucks

International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic
18 0

2019 International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$32,500 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage383,104 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number51928
MLS Number13293732
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
Comstock Park, MI, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
2 0

2021 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed
Call for price
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage376,887 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number394933
MLS Number13710027
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Greeley, CO, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$78,000 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage287,620 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number387531
MLS Number13662853
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Jonesboro, GA, US
Sold By

Penske Used Trucks

International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic
18 0

2021 International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$37,250 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage475,329 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number371383
MLS Number13584180
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
Conklin, NY, US
Sold By

Penske Used Trucks

International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic
18 0

2021 International LT625 Day Cab Truck - Cummins 450HP, 12 Speed Automatic

Recently Updated
$40,250 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage441,356 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number371382
MLS Number13599506
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
Conklin, NY, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$54,000 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage476,815 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number359636
MLS Number13581515
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Salt Lake City, UT, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$53,250 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage485,951 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number359598
MLS Number12873931
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Portland, OR, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
12 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$34,250 USD
MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...
ConditionUsed
Usage728,287 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number359571
MLS Number11817537
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Garner, NC, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$55,750 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage461,431 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number354277
MLS Number13679718
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Harahan, LA, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
2 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed
Call for price
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage520,412 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number353482
MLS Number13709641
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Greensboro, NC, US
Sold By

Penske Used Trucks

International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Amt
31 0

2022 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Amt

Newly Listed
$64,900 USD
2022 International LT625 – Fleet Maintained, Low-Mile, Low-Hour Sky-Rise Sleeper!, One standout LT625 with every comfort and efficiency upgrade. , 400 HP Cummins X15 engine, , 12-speed Eaton...
ConditionUsed
Usage314,606 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.64 ratio
Stock Number395833
MLS Number13709427
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Byron Center, MI, US
Sold By

5 Star Truck Sales, Inc

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
24 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$46,250 USD
MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...
ConditionUsed
Usage491,812 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number292413
MLS Number12613888
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Spokane Valley, WA, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
26 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$39,500 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage560,111 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number338160
MLS Number13169073
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Nashville, TN, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$38,250 USD
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage580,309 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number338150
MLS Number13603519
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
East Chicago, IN, US
Sold By

Penske Used Trucks

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

Newly Listed
$64,500 USD
Inspection Report
ConditionUsed
Usage393,422 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 Number503069
MLS Number13709378
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Springfield, MO, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
28 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$45,500 USD
MANAGERS SPECIAL Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing;...
ConditionUsed
Usage632,324 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number294321
MLS Number13581326
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Phoenix, AZ, US
Sold By

Penske Used Trucks

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

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

Newly Listed
$51,000 USD
Virgin Rubber, PM, DOT, Available warranty.
Inspection Report
ConditionUsed
Usage281,978 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 Number503002
MLS Number13709376
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
2 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed
Call for price
Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...
ConditionUsed
Usage504,018 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number294303
MLS Number13709375
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Harrisburg, PA, US
Sold By

Penske Used Trucks

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
2 0

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

Newly Listed
$51,000 USD
Virgin Rubber, PM, DOT, Available Warranty.
Inspection Report
ConditionUsed
Usage298,728 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 Number502985
MLS Number13709374
CategoryDay Cab Semi Trucks
Last Updated7/18/2025
Location
La Vergne, TN, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed
6 0

2022 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed
$68,000 USD
Inspection Report
ConditionUsed
Usage303,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeHi Rise Sleeper
Sleeper Size56"
SuspensionAir Ride
Rear End20,000 lb 2.79 ratio
Stock Number502636
MLS Number13709372
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Springfield, MO, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 400HP, 12 Speed
4 0

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

Recently Updated
$53,500 USD
Inspection Report
ConditionUsed
Usage453,396 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 Number500886
MLS Number13554843
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Joliet, IL, US
Sold By

International Motors, LLC

Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic
29 1

2019 Peterbilt 579 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

Recently Updated
$34,900 USD
671,000 Miles, Cummins X15 Engine, 500 H.P., Engine Brake, EEO-18F112C12 Transmission, (Automatic), 72 Inch Unibilt High Roof Sleeper, Upper Bunk, 40,000 Lb. Rear Ends, 2.79 Ratio, Low Air...
ConditionUsed
Usage671,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeMid Roof Sleeper
Sleeper Size72"
SuspensionPete Low Air Leaf
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number618272
MLS Number13603412
CategorySleeper Semi Trucks
Last Updated7/18/2025
Location
Monroe, GA, US
Sold By

AAA Trucks LLC

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