Heavy Duty 12 Speed Trucks For Sale

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26-50 of 5,754 results
26-50 of 5,754 results
Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic
29 1

2021 Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic

Recently Updated
$38,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATED!!! ENGINE BRAKE, DEF, ALUMNIMIUM 5TH WHEEL, TC, ENG FAN, Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
ConditionUsed
Usage304,576 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelPaccar MX-11
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberN14704-DELIVER 2 U
MLS Number13258318
CategoryDay Cab Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic
31 1

2021 Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic

Recently Updated
$36,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATED!!! ENGINE BRAKE, DEF, ALUMNIMIUM 5TH WHEEL, TC, ENG FAN, Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
ConditionUsed
Usage372,125 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelPaccar MX-11
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberN14703-DELIVERY 2 U
MLS Number13258310
CategoryDay Cab Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic
28 1

2021 Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic

Recently Updated
$38,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATED!!! ENGINE BRAKE, DEF, ALUMNIMIUM 5TH WHEEL, TC, ENG FAN, Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
ConditionUsed
Usage313,926 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelPaccar MX-11
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberN14702-DELIVERY 2 U
MLS Number13258304
CategoryDay Cab Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic
33 1

2021 Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic

Recently Updated
$38,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** ALUMINUM 5TH WHEEL!!! ENGINE BRAKE, TC, DEF, AUTOMATIC 12 SPEED Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
ConditionUsed
Usage314,033 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelPaccar MX-11
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberN14692-DELIVERY 2 U
MLS Number13254256
CategoryDay Cab Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic
33 1

2021 Peterbilt 579 Single Axle Day Cab Truck - Paccar 430HP, 12 Speed Automatic

Recently Updated
$38,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** ALUMINUM 5TH WHEEL!!! ENGINE BRAKE, TC, DEF, AUTOMATIC 12 SPEED Se Habla EspaƱol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
ConditionUsed
Usage311,137 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power430 HP
Engine ModelPaccar MX-11
Drivetrain4x2
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Stock NumberN14691-DELIVERY 2 U
MLS Number13254254
CategoryDay Cab Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Peterbilt 579 Sleeper Semi Truck - 62" Mid Roof Sleeper, Cummins 450HP, 12 Speed Automatic
45 1

2017 Peterbilt 579 Sleeper Semi Truck - 62" Mid Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated
$36,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!, ENGINE BRAKE, SLIDING 5TH WHEEL LIQUID DEF, APU, NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...
ConditionUsed
Usage599,821 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelPaccar MX-13
Drivetrain6x2
Transmission12 Speed Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size62"
SuspensionAir Ride
Rear AxleTandem Axle
Stock NumberN14609-8 NEW TIRES
MLS Number13135546
CategorySleeper Semi Trucks
Last Updated2/3/2025
Location
Turlock, CA, US
Sold By

Diamond Truck Sales Inc

Freightliner Cascadia 125 Sleeper Semi Truck - 75" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt
8 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 75" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated
$24,000 USD
nice truck, runs great, fleet maintained, air seats, differential lock, dump valve, A/S 5th, power windows, power mirrors, heated mirrors, tilt/tele,,
ConditionUsed
Usage730,991 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size75"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number20DET730CAS
MLS Number12409124
CategorySleeper Semi Trucks
Last Updated2/3/2025
Location
Covington, TN, US
Sold By

Don Baskin Truck Sales

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
23 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$88,000 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
Usage350,331 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number408992
MLS Number13314856
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
Watertown, NY, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
18 0

2022 Freightliner Cascadia 126 Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

Recently Updated
$90,250 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
Usage357,826 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.21 ratio
Stock Number403186
MLS Number13360033
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
West Sacramento, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
23 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$67,000 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
Usage358,425 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number382866
MLS Number13316193
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Belcamp, MD, US
Sold By

Penske Used Trucks

Freightliner T12664ST Day Cab Truck - 470HP, 12 Speed Automatic
23 0

2021 Freightliner T12664ST Day Cab Truck - 470HP, 12 Speed Automatic

Price Drop
$93,250 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
Usage163,388 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power470 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number322120
MLS Number12348271
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Tulsa, OK, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
16 0

2021 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$93,000 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
Usage130,080 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number383958
MLS Number13356256
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
West Sacramento, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
24 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$69,000 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
Usage532,942 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number334458
MLS Number13351868
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
East Chicago, IN, US
Sold By

Penske Used Trucks

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

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

Recently Updated
$79,250 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
Usage247,775 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 3.25 ratio
Stock Number378584
MLS Number13004821
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
Greer, SC, US
Sold By

Penske Used Trucks

Freightliner T12642ST Single Axle Day Cab Truck - 410HP, 12 Speed Automatic
18 0

2021 Freightliner T12642ST Single Axle Day Cab Truck - 410HP, 12 Speed Automatic

Price Drop
$66,500 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
Usage331,190 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 3.08 ratio
Stock Number373010
MLS Number12541715
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Omaha, NE, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
23 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$74,750 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
Usage566,616 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number370180
MLS Number13316099
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
Katy, TX, US
Sold By

Penske Used Trucks

Freightliner T12664ST Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2020 Freightliner T12664ST Day Cab Truck - 435HP, 12 Speed Automatic

Recently Updated
$56,500 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
Usage464,643 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number349973
MLS Number12624659
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Melrose Park, IL, US
Sold By

Penske Used Trucks

Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt
31 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Newly Listed
$51,000 USD
455 hp, 12 speed automated transmission, Clean Fleet Maintained, Includes 6 MO/50,000 mile Engine and Aftertreatment Warranty,
ConditionUsed
Usage439,457 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Endurant Automated
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Stock Number2010
MLS Number13377007
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
Rhome, TX, US
Sold By

Jordan Truck Sales of Texas, LLC

Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Endurant Amt
1 0

2020 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Endurant Amt

Newly Listed
$65,000 USD
Super Low Miles! Fleet maintained, 455 hp, 12 speed automated transmission, Includes 6 MO/50,000 mile Engine and Aftertreatment Warranty,
ConditionUsed
Usage113,053 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelPaccar MX-13
Drivetrain6x4
Transmission12 Speed Endurant Automated
SuspensionAir Ride
Rear AxleTandem Axle
Stock Number2013
MLS Number13377006
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Rhome, TX, US
Sold By

Jordan Truck Sales of Texas, LLC

Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic
19 0

2020 Freightliner T12664ST Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop
$64,000 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
Usage396,815 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number366822
MLS Number12453276
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Oklahoma City, OK, US
Sold By

Penske Used Trucks

Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic
21 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$63,750 USD
DEER GUARD INCLUDED 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
Usage577,889 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number235935
MLS Number12198784
CategorySleeper Semi Trucks
Last Updated2/2/2025
Location
Carthage, MO, US
Sold By

Penske Used Trucks

Freightliner T12664ST Day Cab Truck - 435HP, 12 Speed Automatic
18 0

2020 Freightliner T12664ST Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$60,250 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
Usage336,100 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number355582
MLS Number12753641
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Chicopee, MA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic
20 0

2020 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Price Drop
$70,000 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
Usage261,999 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number355851
MLS Number13300504
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Katy, TX, US
Sold By

Penske Used Trucks

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

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

Recently Updated
$56,500 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
Usage353,802 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 Number353975
MLS Number12734121
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
West Sacramento, CA, US
Sold By

Penske Used Trucks

Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic
18 0

2020 Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic

Price Drop
$61,000 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
Usage224,720 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15AT
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock Number354821
MLS Number13266175
CategoryDay Cab Semi Trucks
Last Updated2/2/2025
Location
Battle Creek, MI, US
Sold By

Penske Used Trucks

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