Used Freightliner 12 Speed Trucks For Sale in United States

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Showing 1 - 25 of 5,427 Listings

1 - 25 of 5,427 listings
1 - 25 of 5,427 listings
Featured Item
Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

Price Drop $37,950 USD
For Sale: 2020 Freightliner Cascadia 126 Single Axle Day Cab Equipped with a 450hp DD13, 12-Speed Automated Transmission Additional Features Include: Heated/Cooled Air Ride Captain Seat,...
ConditionUsed
Usage4,454 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain4x2
Transmission12 Speed Detroit DT12 Automated
SuspensionAir Ride
Rear AxleSingle Axle
Rear End23,000 lb 2.41 ratio
Stock NumberCO11107
MLS Number14109194
CategoryDay Cab Semi Trucks
Last Updated2/12/2026
Location
Kansas City, MO, US
Sold By
Michelle Sells Trucks
Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated
$109,950 USD
2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 450 HP, DT12 Automatic, 76” Raised Roof Double Bunk, 191K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...
ConditionUsed
Usage191,443 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
Sleeper TypeRaised Roof Sleeper
Sleeper Size76"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberMO11105
MLS Number14109181
CategorySleeper Semi Trucks
Last Updated2/11/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
Featured Item
Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Automatic

2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Automatic

$39,950 USD
2020 Freightliner Cascadia 126 Day Cab Well-maintained 2020 Freightliner Cascadia 126 equipped with a fuel-efficient Detroit DD13 engine rated at 450 HP and paired with a Detroit DT12...
ConditionUsed
Usage360,876 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.41 ratio
Stock NumberMO11106
MLS Number14109869
CategoryDay Cab Semi Trucks
Last Updated2/3/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
Featured Item
Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

2019 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Amt

$39,000 USD
2019 Freightliner Cascadia 125 Day Cab Excellent shape, ready to work 315k Miles, DD13 Engine, 450HP, DT12 Transmission, 52,000lb GVW, 3.42 Rear Axle Ratio, 222" Wheelbase,
ConditionUsed
Usage315,837 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 3.42 ratio
MLS Number14096924
CategoryDay Cab Semi Trucks
Last Updated1/27/2026
Location
Santa Rosa, CA, US
Sold By
Personal Asset Brokerage
Featured Item
Freightliner Cascadia 125 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

2019 Freightliner Cascadia 125 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

$28,536 USD
ConditionUsed
Usage484,551 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15'17 GHG 455/1625
Transmission12 Speed
SuspensionAir Ride
Rear AxleSingle Axle
Rear End2.50 ratio
Stock Number862508
MLS Number14083261
CategoryDay Cab Semi Trucks
Last Updated1/16/2026
Location
Kearny, NJ, US
Sold By
Ryder
Featured Item
Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Day Cab Truck - 455HP, 12 Speed Automatic

$36,290 USD
ConditionUsed
Usage583,876 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 End3.25 ratio
Stock Number244178
MLS Number14076756
CategoryDay Cab Semi Trucks
Last Updated2/12/2026
Location
West Sacramento, CA, US
Sold By
Ryder
Featured Item
Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

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

$41,105 USD
ConditionUsed
Usage349,268 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 Number813625
MLS Number14067392
CategoryDay Cab Semi Trucks
Last Updated1/16/2026
Location
West Sacramento, CA, US
Sold By
Ryder
Featured Item
Freightliner Cascadia 126 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

2020 Freightliner Cascadia 126 Single Axle Day Cab Truck - 455HP, 12 Speed Automatic

$26,000 USD
ConditionUsed
Usage628,834 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power455 HP
Engine ModelDD15'17 GHG 455/1625
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End2.50 ratio
Stock Number898113
MLS Number14058082
CategoryDay Cab Semi Trucks
Last Updated1/16/2026
Location
Springfield, MA, US
Sold By
Ryder
Featured Item
Freightliner Cascadia 125 Day Cab Truck - 450HP, 12 Speed Automatic

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

$35,272 USD
ConditionUsed
Usage238,877 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 Number814898
MLS Number14050971
CategoryDay Cab Semi Trucks
Last Updated1/16/2026
Location
Kearny, NJ, US
Sold By
Ryder
Featured Item
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

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

$43,000 USD
ConditionUsed
Usage943,871 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power455 HP
Engine ModelDD15 GHG'21 455/1500
Transmission12 Speed Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End2.85 ratio
Stock Number569523
MLS Number14042329
CategorySleeper Semi Trucks
Last Updated1/16/2026
Location
Kearny, NJ, US
Sold By
Ryder
Featured Item
2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

2023 Freightliner Cascadia 126 Sleeper, New Drive Tires, FACTORY WARRANTY REMAINING , Cummins X15 Engine , 500HP !!! Fridge , Apu , Financing

$62,950 USD
For sale: a powerhouse 2023 Freightliner Cascadia with just 488,000 well-maintained miles, ready to tackle your heaviest hauls! Powered by the legendary Cummins X15 500HP engine paired with...
Warranty
ConditionUsed
Usage488,847 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power500 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automatic
Sleeper TypeCondo Sleeper
Sleeper Size72"
Suspension4 Bag Air Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock NumberUUG1661
MLS Number13999600
CategorySleeper Semi Trucks
Last Updated2/12/2026
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

Newly Listed
Contact for price
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension....
ConditionUsed
Usage734,957 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.08 ratio
Stock NumberUPP235649
MLS Number14143065
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Oklahoma City, OK, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 450HP, 12 Speed Automatic

Recently Updated
$68,750 USD
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 609,222 miles, 450HP DD13 diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage609,224 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size72"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock NumberUPP236152
MLS Number14118559
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Fontana, CA, US
Sold By
Penske Used Trucks
Freightliner Cascadia 116 Day Cab Truck - 410HP, 12 Speed Automatic

2022 Freightliner Cascadia 116 Day Cab Truck - 410HP, 12 Speed Automatic

Newly Listed
Contact for price
Used 2022 Freightliner Cascadia 116 Day Cab Truck for sale, 648,898 miles, 410 HP DD13 diesel engine, 12-speed automatic transmission by Detroit, tandem rear axle, air ride suspension,...
ConditionUsed
Usage648,898 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number190412
MLS Number14143059
CategoryDay Cab Semi Trucks
Last Updated2/13/2026
Location
Mount Pleasant, PA, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed
$61,000 USD
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 604,073 miles, 455HP DD15AT diesel engine, 12-speed automatic transmission, 72" integral sleeper, tandem rear axle, air ride...
ConditionUsed
Usage604,073 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 Number590644
MLS Number14143053
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Edison, NJ, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$74,000 USD
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension. Check...
ConditionUsed
Usage519,116 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 Number590011
MLS Number14117046
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
San Antonio, TX, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated
$80,750 USD
Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 451,085 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....
ConditionUsed
Usage451,284 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 Number586351
MLS Number14114706
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
San Antonio, TX, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

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

Recently Updated
$76,750 USD
Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, and air ride...
ConditionUsed
Usage398,280 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 Number436578
MLS Number14044031
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Round Rock, TX, US
Sold By
Penske Used Trucks
Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

2022 Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

Recently Updated
$46,500 USD
Used 2022 Freightliner Cascadia 116 Day Cab Truck, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 12,000 lbs front axle, 40,000 lbs rear axle. Check it...
ConditionUsed
Usage574,447 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number463392
MLS Number14100053
CategoryDay Cab Semi Trucks
Last Updated2/13/2026
Location
San Antonio, TX, US
Sold By
Penske Used Trucks
Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

2022 Freightliner Cascadia 116 Day Cab Truck - 450HP, 12 Speed Automatic

Newly Listed
Contact for price
Used 2022 Freightliner Cascadia 116 Day Cab Truck for sale, 568,482 miles, 450HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension. See it...
ConditionUsed
Usage568,482 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number463389
MLS Number14143052
CategoryDay Cab Semi Trucks
Last Updated2/13/2026
Location
San Antonio, TX, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Newly Listed
Contact for price
Used 2022 Freightliner Cascadia 126 Day Cab Truck for sale, 727145 miles, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension, 160-gallon...
ConditionUsed
Usage727,145 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number482938
MLS Number14143051
CategoryDay Cab Semi Trucks
Last Updated2/13/2026
Location
Dayton, OH, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

2022 Freightliner Cascadia 126 Day Cab Truck - 435HP, 12 Speed Automatic

Newly Listed
$29,000 USD
Used 2022 Freightliner Cascadia 126 Day Cab Truck for sale, 805,857 miles, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...
ConditionUsed
Usage805,857 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power435 HP
Engine ModelDD13
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.85 ratio
Stock Number464706
MLS Number14143050
CategoryDay Cab Semi Trucks
Last Updated2/13/2026
Location
Dayton, OH, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

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

Recently Updated
$68,500 USD
Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 427,977 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...
ConditionUsed
Usage431,426 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 Number462365
MLS Number13868394
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Orlando, FL, US
Sold By
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

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

Recently Updated
$56,000 USD
Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension,...
ConditionUsed
Usage529,888 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 Number409867
MLS Number13789030
CategorySleeper Semi Trucks
Last Updated2/13/2026
Location
Millville, NJ, US
Sold By
Penske Used Trucks
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