Heavy Duty 12 Speed Trucks For Sale

Your Current Search
Industry
Trucks
GVWR Category
Heavy Duty
Transmission Speeds
12 Speed
Inspection Report
No
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (5933)
Model
Select a manufacturer to view available models.
Model Year
-
GVWR Category
Heavy Duty (5933)
Transmission Speed
12 Speed (5933)
Cab Style
Fuel Type
Mileage
-
Horsepower
-
Price
-
State / Region
Select a country to view available states.
1-25 of 5,933 results
1-25 of 5,933 results
Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic
17 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Price Drop
$41,950 USD
Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....
ConditionUsed
Usage663,050 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power505 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number282
MLS Number13302520
CategorySleeper Semi Trucks
Last Updated3/1/2025
Location
Belvidere, IL, US
Sold By

First Class 8 Truck Sales

Featured Item
2024 International LT625 Day Cab Truck
28 1

2024 International LT625 Day Cab Truck

Price Drop
$53,000 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 Updated2/25/2025
Location
Rainsville, AL, US
Sold By

Hill Automotive

Featured Item
Mack Granite GU713 Tri Axle Dump Truck - MP7 425HP, 12 Speed Mdrive Hd Amt, 16' Dump
22 0

2018 Mack Granite GU713 Tri Axle Dump Truck - MP7 425HP, 12 Speed Mdrive Hd Amt, 16' Dump

$149,500 USD
180 day/50k mile warranty included!! SHARP!!! 2018 Mack with 16" ROWE Body. MP7-425hp, MDrive Auto. Clean interior. Ready to work!!!!,
ConditionUsed
Usage303,936 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Drivetrain8x4
Transmission12 Speed mDRIVE HD Automated
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb
Stock Number109911
MLS Number13387289
CategoryDump Trucks
Last Updated2/12/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Featured Item
2025 International LT625 Day Cab Truck
15 2

2025 International LT625 Day Cab Truck

$114,977 USD
For Sale: 2025 International LT625 4x2 Daycab – Stock #1750673 This used LT625 4x2 daycab is a smart choice for those who know that used is often better than new. With only 42,497 miles and...
Warranty
Quantity8
ConditionUsed
Usage42,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15, Signature
Drivetrain4x2
Transmission12 Speed Endurant Automated
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 2.87 ratio
Stock Number1750673
MLS Number13386108
CategoryDay Cab Semi Trucks
Last Updated2/10/2025
Location
Atlanta, GA, US
Sold By

Rush Truck Centers Atlanta

Featured Item
2020 International LT625 Sleeper Semi Truck
26 1

2020 International LT625 Sleeper Semi Truck

$44,977 USD
For Sale: 2020 International LT625 Sleeper – Fully Serviced and Road Ready!, Specifications:, Engine: Cummins X15, Transmission: Eaton Endurant automated, Rear Axle Ratio: 2.85 direct...
Quantity5
ConditionUsed
Usage502,755 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeSky Rise Pro Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.85 ratio
Stock Number1851253
MLS Number13351288
CategorySleeper Semi Trucks
Last Updated2/10/2025
Location
Atlanta, GA, US
Sold By

Rush Truck Centers Atlanta

Featured Item
2022 Peterbilt 579 Day Cab Truck, Hauling, City Truck, Automatic Trans, Tractor, Air Ride Suspension, Delivery, Moving, Single Axle, Trailer, Hauler
60 1

2022 Peterbilt 579 Day Cab Truck, Hauling, City Truck, Automatic Trans, Tractor, Air Ride Suspension, Delivery, Moving, Single Axle, Trailer, Hauler

$39,999 USD
2022 Peterbilt 579 Day Cab Stock: 758620 VIN:1XPBAP8X6ND758620, Year: 2022 Make: Peterbilt Model:579 Engine:PACCAR MX-13, 12.9L Mileage: 52524, Horsepower: 405HP Fuel type:...
ConditionUsed
Usage2,082 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power405 HP
Engine ModelPaccar MX-13
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Trac
Rear AxleSingle Axle
Rear End22,700 lb
Stock Number758620
MLS Number12938258
CategoryDay Cab Semi Trucks
Last Updated2/10/2025
Location
Elkton, MD, US
Sold By

Complete Recycling Group LLC

Featured Item
2022 Peterbilt 579 Day Cab Truck, Hauling, City Truck, Automatic Trans, Tractor, Air Ride Suspension, Delivery, Moving, Single Axle, Trailer, Hauler
60 1

2022 Peterbilt 579 Day Cab Truck, Hauling, City Truck, Automatic Trans, Tractor, Air Ride Suspension, Delivery, Moving, Single Axle, Trailer, Hauler

$39,999 USD
2022 Peterbilt 579 Day Cab Stock: 758632 VIN:1XPBAP8X2ND758632, Year: 2022 Make: Peterbilt Model:579 Engine:PACCAR MX-13, 12.9L Mileage: 83313, Horsepower: 405HP Fuel type:...
ConditionUsed
Usage83,313 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power405 HP
Engine ModelPaccar
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End22,700 lb
Stock Number758632
MLS Number12938265
CategoryDay Cab Semi Trucks
Last Updated2/10/2025
Location
Elkton, MD, US
Sold By

Complete Recycling Group LLC

Featured Item
1980 Mack Superliner RWL788LST Logging Truck - Peerless Log Trailer
25 0

1980 Mack Superliner RWL788LST Logging Truck - Peerless Log Trailer

$12,500 USD
Mack E6 350 engine, runs great. Mack 12 speed transmission, Mack rear ends. Hendrickson biscuit suspension. Needs cab work. Restored 20 years ago and put to work. Good brakes and drums....
ConditionUsed
Duty ClassHeavy Duty Logging Truck
Upfit MakePeerless
Upfit ModelLog Trailer
Horse Power350 HP
Engine ModelMack E6-350
Drivetrain4x2
Transmission12 Speed Manual
SuspensionWalking Beam
Rear AxleTandem Axle
MLS Number12404819
CategoryLogging Trucks
Last Updated2/19/2025
Location
Sultan, WA, US
Sold By

Pacific Northwest ConstruXion Inc

Featured Item
Western Star 4700SF Day Cab Truck
9 0

2021 Western Star 4700SF Day Cab Truck

$70,000 USD
For further information on quality used equipment please contact the following: MJ Leasing and Sales, LLC, Brandon Speed, Cell: 678-332-8498, Email:sales@mjleasingandsales.com
ConditionUsed
Usage411,823 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power525 HP
Engine ModelDetroit DD13L
Emission RatingGEN 5
Drivetrain4x4
Transmission12 Speed Detroit DT12 Automatic
Suspension4 Bag Air Ride
Stock Number301-1397
MLS Number11993943
CategoryDay Cab Semi Trucks
Last Updated2/21/2025
Location
MAYSVILLE,
Sold By

MJ Leasing & Sales, LLC

Featured Item
2021 Western Star 4700SF Day Cab Truck
10 0

2021 Western Star 4700SF Day Cab Truck

$68,000 USD
For further information on quality used equipment please contact the following: MJ Leasing and Sales, LLC Brandon Speed Cell: 678-332-8498 Email:sales@mjleasingandsales.com
ConditionUsed
Usage360,251 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power525 HP
Engine ModelDetroit DD13L
Emission RatingGEN 5
Drivetrain4x4
Transmission12 Speed Detroit DT12 Automatic
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Stock Number101-1384
MLS Number12645552
CategoryDay Cab Semi Trucks
Last Updated2/21/2025
Location
MAYSVILLE, GA, US
Sold By

MJ Leasing & Sales, LLC

Freightliner Cascadia 113 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
13 0

2018 Freightliner Cascadia 113 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

Recently Updated
$24,000 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage694,937 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13'17 MT 410/1625
Transmission12 Speed
SuspensionAir Ride
Rear AxleSingle Axle
Rear End2.50 ratio
Stock Number683713
MLS Number13057534
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Birmingham, AL, US
Sold By

Ryder

Freightliner Cascadia 125 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic
13 0

2017 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$43,995 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage480,715 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Stock Number679430
MLS Number12725606
CategorySleeper Semi Trucks
Last Updated3/7/2025
Location
Pittsburgh, PA, US
Sold By

Ryder

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
8 0

2018 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$34,495 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage474,888 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13 GHG'17 450/1625
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number685198
MLS Number13049976
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Atlanta, GA, US
Sold By

Ryder

Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic
11 0

2019 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated
$28,995 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage689,991 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.85 ratio
Stock Number810011
MLS Number12863019
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Pomona, CA, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic
11 0

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$53,069 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage563,077 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Door TypeRoll up
Stock Number583662
MLS Number13319710
CategorySleeper Semi Trucks
Last Updated3/7/2025
Location
Beltsville, MD, US
Sold By

Ryder

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
9 0

2019 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$45,495 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage328,718 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13 GHG'17 450/1625
Transmission12 Speed Manual
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number795279
MLS Number13121431
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Atlanta, GA, US
Sold By

Ryder

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
10 0

2019 Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$45,495 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage341,618 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13 GHG'17 450/1625
Transmission12 Speed
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number791225
MLS Number13121428
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Atlanta, GA, US
Sold By

Ryder

International LT625 Sleeper Semi Truck - 73" Condo Sleeper, 400HP, 12 Speed Automatic
12 0

2020 International LT625 Sleeper Semi Truck - 73" Condo Sleeper, 400HP, 12 Speed Automatic

Recently Updated
$40,356 USD
*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...
ConditionUsed
Usage584,411 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelX15'17 400/1800
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size73"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.64 ratio
Stock Number241856
MLS Number13317612
CategorySleeper Semi Trucks
Last Updated3/7/2025
Location
La Vergne, TN, US
Sold By

Ryder

International LT Day Cab Truck - Cummins 400HP, 12 Speed Amt
33 2

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

Newly Listed
$42,900 USD
2020 International LT625, 351K miles, ISX15, 400 hp, eaton 12 speed automated, 2.79 ratio, 174 wb, electric windows-locks-mirrors, like new inside and out,
ConditionUsed
Usage350,954 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelCummins ISX15
Drivetrain6x4
Transmission12 Speed Automated
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
MLS Number13435768
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
WINGER, MN, US
Sold By

Lucken Trucks and Parts

Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt
11 0

2025 Kenworth T880 Day Cab Truck - Cummins 450HP, 12 Speed Endurant Amt

Newly Listed
$169,995 USD
2025 Kenworth T880 Day Cab, Cummins X15 Productivity Series, 450 horsepower @ 1900 RPM, 1750 lb-ft torque @ 900 RPM, Eaton Endurant EEO17F112C 12-speed automated transmission, 1750 lb-ft...
ConditionNew
Usage10,938 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
SuspensionAG 460
Rear AxleTandem Axle
Rear End40,000 lb 3.25 ratio
Stock NumberKF173883
MLS Number13435585
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Rosedale, MD, US
Sold By

All Roads Trucks

Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt
8 0

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Newly Listed
$33,000 USD
GOOD TRUCK, RUNS GREAT, VERY CLEAN, AIR SEATS, DOUBLE BUNK, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, TILT/TELE!,
ConditionUsed
Usage588,905 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number20MX588T680
MLS Number13435521
CategorySleeper Semi Trucks
Last Updated3/7/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner X11364ST Day Cab Truck - 450HP, 12 Speed Automatic
18 0

2016 Freightliner X11364ST Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$24,750 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
Usage473,678 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number716777
MLS Number12639575
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Middlefield, OH, US
Sold By

Penske Used Trucks

Freightliner X12584ST Day Cab Truck - 455HP, 12 Speed Automatic
23 0

2017 Freightliner X12584ST Day Cab Truck - 455HP, 12 Speed Automatic

Recently Updated
$23,000 USD
Inspection Report Available Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive...
ConditionUsed
Usage908,399 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15
Transmission12 Speed Automatic
Sleeper Size0"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number704278
MLS Number12444070
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Clackamas, OR, 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

Price Drop
$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
Usage307,837 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 Number51933
MLS Number13293736
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Saginaw, 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

Price Drop
$34,000 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
Usage387,056 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 2.64 ratio
Stock Number51930
MLS Number13293735
CategoryDay Cab Semi Trucks
Last Updated3/7/2025
Location
Allen Park, MI, US
Sold By

Penske Used Trucks

Did you find what you were looking for? Yes No