Heavy Duty 12 Speed Trucks For Sale

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1-25 of 6,342 results
1-25 of 6,342 results
Featured Item
2022 Peterbilt 579 Cabover Sleeper With 54' Great Dane Trailer
32 0

2022 Peterbilt 579 Cabover Sleeper With 54' Great Dane Trailer

Price Drop
$129,500 USD
This is a very nice one owner truck that has mostly traveled the I5 lane. It has been well maintained, with excellent tires 13,200 front axle and suspension with front air disc...
ConditionUsed
Usage331,517 Miles
Duty ClassHeavy Duty Cabover with Sleeper
Horse Power500 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed
Sleeper TypeUltraLoft
Sleeper Size80"
MLS Number13441176
CategoryCabover Sleepers
Last Updated3/29/2025
Location
Eugene, OR, US
Sold By

Skyline Equipment Co.

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic
19 0

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

Recently Updated
$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 Updated3/28/2025
Location
Belvidere, IL, US
Sold By

First Class 8 Truck Sales

Featured Item
Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic
32 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 400HP, Automatic

Price Drop
$62,999 USD
Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, 12 Speed Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 76, Wheels: Aluminum, Wheel...
ConditionUsed
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number8679735
MLS Number13383931
CategorySleeper Semi Trucks
Last Updated3/21/2025
Location
Indianapolis, IN, US
Sold By

JX Truck Center

Featured Item
2024 International LT625 Day Cab Truck
28 1

2024 International LT625 Day Cab Truck

$49,900 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 Updated3/18/2025
Location
FYFFE, AL, US
Sold By

Hill Automotive

Featured Item
Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt
14 0

2019 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$32,500 USD
180 DAY/50K MILE WARRANTY INCLUDED!!!! A clean truck, Automatic!!! Call for more information,
ConditionUsed
Usage508,207 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automated
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock Number108729
MLS Number13418170
CategoryDay Cab Semi Trucks
Last Updated3/11/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

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 Updated3/21/2025
Location
Elkton, MD, US
Sold By

Complete Recycling Group LLC

Featured Item
2020 International LT625 Sleeper Semi Truck
26 0

2020 International LT625 Sleeper Semi Truck

$46,100 USD
Call for rental/lease prices
Double Bunk Completely reconditioned,, ready for new owner . Cummins 15 litre auto trans double bunk Price includes 90 day 25,000 mile limited warrenty Lease or finance OAC
Warranty
Quantity2
ConditionUsed
Usage416,439 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelCummins X15, Signature
Drivetrain6x4
Transmission12 Speed Automatic
Sleeper TypeDouble Bunk
Rear AxleTandem Axle
Stock Number21450
MLS Number12934384
CategorySleeper Semi Trucks
Last Updated3/20/2025
Location
Benicia, CA, US
Sold By

NorCal Truck Sales and Mfg.

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic
8 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic

$84,999 USD
8 Brand New Drive Tires. Fleet Maintained Clean Truck Great condition and well maintained fleet truck. DPF cleaned. 8 Brand New Tires. Ready to make $$$$$. OK Credit, Bad Credit, No Credit,...
ConditionUsed
Usage329,502 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
MLS Number12975900
CategorySleeper Semi Trucks
Last Updated3/12/2025
Location
Selma, CA, US
Sold By

Selma Truck Sales

Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic
9 0

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$58,999 USD
Brand New Virgin Drive Tires. Great condition and well maintained fleet truck. Ready to make $$$$$. OK Credit, Bad Credit, No Credit, WE WILL GET YOU FINANCED. Please call Adam at ( or...
ConditionUsed
Usage404,625 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
MLS Number10070531
CategorySleeper Semi Trucks
Last Updated3/12/2025
Location
Selma, CA, US
Sold By

Selma Truck Sales

Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic
11 0

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

Newly Listed
$41,017 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
Usage458,704 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13'17 450/1650
Transmission12 Speed
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number788994
MLS Number13487391
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Oak Creek, WI, US
Sold By

Ryder

Freightliner Cascadia 126 Day Cab Truck - 12 Speed Automatic
8 0

2020 Freightliner Cascadia 126 Day Cab Truck - 12 Speed Automatic

Newly Listed
$62,935 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
Usage459,120 Miles
Duty ClassHeavy Duty Day Cab Truck
Engine ModelDD13'17 450/1650
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.47 ratio
Stock Number279664
MLS Number13487388
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Doraville, GA, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic
9 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$54,522 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
Usage621,418 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number267574
MLS Number13487386
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Miami, FL, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic
11 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$66,409 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
Usage466,739 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
Rear End3.08 ratio
Stock Number881007
MLS Number13487384
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Atlanta, GA, US
Sold By

Ryder

Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic
14 0

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

Newly Listed
$61,505 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
Usage384,038 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number876267
MLS Number13487376
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Hilliard, OH, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic
14 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$57,910 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
Usage579,049 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number874184
MLS Number13487371
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Springfield, MA, US
Sold By

Ryder

Volvo VNL64T760 Sleeper Semi Truck - 72" Condo Sleeper, 12 Speed Automatic
9 0

2019 Volvo VNL64T760 Sleeper Semi Truck - 72" Condo Sleeper, 12 Speed Automatic

Newly Listed
$45,546 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
Usage716,660 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelD13'17 455/2100
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.47 ratio
Stock Number867521
MLS Number13487364
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Taylor, MI, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 12 Speed Automatic
13 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 12 Speed Automatic

Newly Listed
$42,000 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
Usage816,063 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDD15 GHG'17 400/1625
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.28 ratio
Stock Number515611
MLS Number13487363
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Pomona, CA, 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

Newly Listed
$49,009 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
Usage229,091 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 Number788279
MLS Number13487346
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Miami, FL, US
Sold By

Ryder

Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic
14 0

2018 Freightliner Cascadia 125 Day Cab Truck - 455HP, 12 Speed Automatic

Newly Listed
$51,935 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
Usage532,548 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number776144
MLS Number13487341
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Hilliard, OH, US
Sold By

Ryder

International LT625 Sleeper Semi Truck - 43" Condo Sleeper, 400HP, 12 Speed Automatic
12 0

2021 International LT625 Sleeper Semi Truck - 43" Condo Sleeper, 400HP, 12 Speed Automatic

Newly Listed
$57,397 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
Usage469,580 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power400 HP
Engine ModelX15'17 400/1800
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size43"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.64 ratio
Stock Number504581
MLS Number13487333
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
La Vergne, TN, US
Sold By

Ryder

Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 12 Speed Automatic
10 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 12 Speed Automatic

Newly Listed
$55,396 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
Usage609,166 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size70"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number249176
MLS Number13487330
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
Kansas City, MO, US
Sold By

Ryder

Volvo VNL64T Day Cab Truck - 405HP, 12 Speed Automatic
9 0

2017 Volvo VNL64T Day Cab Truck - 405HP, 12 Speed Automatic

Newly Listed
$49,434 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
Usage480,538 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power405 HP
Engine ModelD13'17 405/2100
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.47 ratio
Stock Number680497
MLS Number13487326
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Bolingbrook, IL, US
Sold By

Ryder

Freightliner Cascadia 125 Sleeper Semi Truck - 71" Condo Sleeper, 455HP, 12 Speed Automatic
11 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - 71" Condo Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$64,452 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
Usage450,150 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'17 455/1650
Transmission12 Speed
Sleeper TypeCondo Sleeper
Sleeper Size71"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number268131
MLS Number13487325
CategorySleeper Semi Trucks
Last Updated3/29/2025
Location
O'fallon, MO, US
Sold By

Ryder

International LT625 Day Cab Truck - 400HP, 12 Speed Automatic
11 0

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

Newly Listed
$43,392 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
Usage639,312 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power400 HP
Engine ModelX15'17 400/1800
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.64 ratio
Stock Number268094
MLS Number13487323
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
La Vergne, TN, US
Sold By

Ryder

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

2019 Freightliner Cascadia 125 Day Cab Truck - 12 Speed Automatic

Newly Listed
$56,698 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
Usage256,772 Miles
Duty ClassHeavy Duty Day Cab Truck
Engine ModelDD15AT'17 475/1650
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.08 ratio
Stock Number866743
MLS Number13487321
CategoryDay Cab Semi Trucks
Last Updated3/29/2025
Location
Taylor, MI, US
Sold By

Ryder

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