12 Speed Trucks with Cummins Engines For Sale

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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

$62,000 USD
Inspection Report
ConditionUsed
Usage394,300 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 Number499386
MLS Number13184227
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Etna, OH, 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

$60,500 USD
Inspection Report
ConditionUsed
Usage412,547 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 Number500642
MLS Number13328631
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Etna, OH, US
Sold By

International Motors, LLC

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

2021 International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 450HP, 12 Speed

$56,000 USD
Manager�s Special!This unit has been fully inspected and professionally serviced. It qualifies for our exclusive 60-Day Truck Protection Promise, giving you added confidence and peace of...
Inspection Report
ConditionUsed
Usage457,130 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automated
Sleeper TypeHi Rise Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End20,000 lb 2.64 ratio
Stock Number498466
MLS Number12970943
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
West Sacramento, CA, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed
33 0

2021 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$53,000 USD
Manager�s Special!This unit has been fully inspected and professionally serviced. It qualifies for our exclusive 60-Day Truck Protection Promise, giving you added confidence and peace of...
Inspection Report
ConditionUsed
Usage421,470 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 Number499325
MLS Number13503783
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
West Sacramento, CA, US
Sold By

International Motors, LLC

International LT625 Day Cab Truck - Cummins 400HP, 12 Speed
29 0

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

$54,000 USD
Manager�s Special!This unit has been fully inspected and professionally serviced. It qualifies for our exclusive 60-Day Truck Protection Promise, giving you added confidence and peace of...
Inspection Report
ConditionUsed
Usage238,112 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 Number497455
MLS Number12676405
CategoryDay Cab Semi Trucks
Last Updated7/2/2025
Location
West Sacramento, CA, US
Sold By

International Motors, LLC

International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed
33 0

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

$71,000 USD
Inspection Report
ConditionUsed
Usage261,400 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 Number501791
MLS Number13655079
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Conley, GA, US
Sold By

International Motors, LLC

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

$60,000 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
ConditionUsed
Usage465,633 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 Number502210
MLS Number13655070
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

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

$61,500 USD
60-Day Truck Protect Promise 1-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE with qualifying purchase. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+...
Inspection Report
ConditionUsed
Usage431,202 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 Number502203
MLS Number13655068
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Shreveport, LA, US
Sold By

International Motors, LLC

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

$53,750 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
Usage512,173 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 Number292418
MLS Number13655043
CategorySleeper Semi Trucks
Last Updated6/20/2025
Location
Hammond, LA, 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

$41,500 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
Usage591,497 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 Number338147
MLS Number13257982
CategorySleeper Semi Trucks
Last Updated6/25/2025
Location
Fontana, CA, US
Sold By

Penske Used Trucks

International LoneStar Sleeper Semi Truck - Raised Roof Sleeper, Cummins 485HP, 12 Speed Ultrashift Plus Amt
25 2

2021 International LoneStar Sleeper Semi Truck - Raised Roof Sleeper, Cummins 485HP, 12 Speed Ultrashift Plus Amt

$84,500 USD
2021 International Lonestar, X15 Cummins 485 Hp, 12 Spd Automated, 306k Mi, Nationwide Delivery Available,
ConditionUsed
Usage306,000 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power485 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Ultrashift Plus Automated
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number7221
MLS Number13652385
CategorySleeper Semi Trucks
Last Updated6/18/2025
Location
Sawyer, KS, US
Sold By

The Wrays, LLC

Peterbilt 579 Day Cab Truck - Cummins 455HP, 12 Speed Endurant Amt
11 0

2020 Peterbilt 579 Day Cab Truck - Cummins 455HP, 12 Speed Endurant Amt

$49,900 USD
Hunter Certified,
ConditionUsed
Usage461,140 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
SuspensionLow Air
Rear AxleTandem Axle
Rear End80,000 lb
Stock Number225713
MLS Number13652291
CategoryDay Cab Semi Trucks
Last Updated6/18/2025
Location
Millstone Township, NJ, US
Sold By

Hunter Truck

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

$82,750 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
Usage358,683 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 2.64 ratio
Stock NumberUPS234914
MLS Number13652234
CategorySleeper Semi Trucks
Last Updated6/18/2025
Location
West Sacramento, CA, US
Sold By

Penske Used Trucks

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

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

$51,000 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
Usage634,275 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 2.64 ratio
Stock NumberUPS235000
MLS Number13652225
CategorySleeper Semi Trucks
Last Updated6/18/2025
Location
Orlando, FL, US
Sold By

Penske Used Trucks

International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
25 0

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

Price Drop
$55,500 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
Usage603,091 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 2.64 ratio
Stock NumberUPP235145
MLS Number13534261
CategorySleeper Semi Trucks
Last Updated7/4/2025
Location
Albuquerque, NM, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic
23 2

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

$124,950 USD
2023 FREIGHTLINER CASCADIA 126 – 500HP CUMMINS + DINETTE + APU, Only 185,637 miles – Located in Commerce City, CO This clean Cascadia is powered by a 500HP Cummins X15 and Eaton 12-speed...
ConditionUsed
Usage5,395 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 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 NumberCO10375
MLS Number13601234
CategorySleeper Semi Trucks
Last Updated6/24/2025
Location
Kansas City, MO, US
Sold By

Michelle Sells Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic
20 2

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

$124,950 USD
2023 FREIGHTLINER CASCADIA 126 – 500HP CUMMINS + DINETTE + APU, Only 185,637 miles – Located in Commerce City, CO This clean Cascadia is powered by a 500HP Cummins X15 and Eaton 12-speed...
ConditionUsed
Usage5,395 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 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 NumberCO10375
MLS Number13601232
CategorySleeper Semi Trucks
Last Updated6/25/2025
Location
Oklahoma City, OK, US
Sold By

Michelle Sells Trucks

Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
31 3

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Price Drop
$77,950 USD
2023 Peterbilt 579 Sleeper Truck - Low Miles, Ready to Roll!, For Sale at American Motors: This 2023 Peterbilt 579 80" Sleeper Truck is a top-tier choice for drivers and fleets looking for...
ConditionUsed
Usage407,776 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size80"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberCO10334
MLS Number13577040
CategorySleeper Semi Trucks
Last Updated6/25/2025
Location
Kansas City, MO, US
Sold By

Michelle Sells Trucks

Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
31 3

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Price Drop
$77,950 USD
2023 Peterbilt 579 Sleeper Truck - Low Miles, Ready to Roll!, For Sale at American Motors: This 2023 Peterbilt 579 80" Sleeper Truck is a top-tier choice for drivers and fleets looking for...
ConditionUsed
Usage407,776 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size80"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberCO10334
MLS Number13577036
CategorySleeper Semi Trucks
Last Updated6/25/2025
Location
Oklahoma City, OK, US
Sold By

Michelle Sells Trucks

Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
31 3

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Price Drop
$77,950 USD
2023 Peterbilt 579 Sleeper Truck - Low Miles, Ready to Roll!, For Sale at American Motors: This 2023 Peterbilt 579 80" Sleeper Truck is a top-tier choice for drivers and fleets looking for...
ConditionUsed
Usage407,776 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size80"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberCO10334
MLS Number13577030
CategorySleeper Semi Trucks
Last Updated6/25/2025
Location
Commerce City, CO, US
Sold By

Michelle Sells Trucks

International LT625 Sleeper Semi Truck - 56" Integral Sleeper, Cummins 450HP, 12 Speed Automatic
23 0

2021 International LT625 Sleeper Semi Truck - 56" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$64,250 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
Usage374,016 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size56"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock Number373583
MLS Number13651736
CategorySleeper Semi Trucks
Last Updated6/18/2025
Location
Conklin, NY, US
Sold By

Penske Used Trucks

Peterbilt 579 Day Cab Truck - Cummins 450HP, 12 Speed Automatic
24 1

2019 Peterbilt 579 Day Cab Truck - Cummins 450HP, 12 Speed Automatic

$44,950 USD
FOR SALE: 2019 PETERBILT 579 DAYCAB, CUMMINS X15 450HP, AUTOMATICS 12 SPEED. KEY FETURES: 182 in wheelbase, air ride suspension, 52,000 GVWR, aluminum wheels, great deep rubber, power...
ConditionUsed
Usage545,558 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins ISX15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.64 ratio
Stock NumberOK10265
MLS Number13562623
CategoryDay Cab Semi Trucks
Last Updated6/20/2025
Location
Kansas City, MO, US
Sold By

Michelle Sells 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

$44,500 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
Usage576,610 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 Number353499
MLS Number13651622
CategorySleeper Semi Trucks
Last Updated6/18/2025
Location
Jessup, PA, US
Sold By

Penske Used Trucks

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

2023 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 400HP, 12 Speed

$89,000 USD
Inspection Report
ConditionUsed
Usage300,627 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear End4,000 lb 2.79 ratio
Stock Number503273
MLS Number13651561
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Philadelphia, PA, US
Sold By

International Motors, LLC

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

$61,500 USD
Inspection Report
ConditionUsed
Usage429,757 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 Number503071
MLS Number13651560
CategorySleeper Semi Trucks
Last Updated7/2/2025
Location
Baltimore, MD, US
Sold By

International Motors, LLC

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