1. Home
  2. For Sale
  3. Trucks
  4. Freightliner
  5. Cascadia
  6. Used

Used Diesel Freightliner 6 Speed Cascadia Trucks For Sale

Close
Your Current Search
Industry
Trucks
Manufacturer
Freightliner
Model
Cascadia
Transmission Speeds
6 Speed
Fuel Type
Diesel
Condition
Used
Click the to remove the filter.
Save Search
Email Alert
What's Save Search and Email Alert?
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (12)
Category
Day Cab Semi Trucks (3)Sleeper Semi Trucks (9)
Make
Freightliner (12)
Model
Cascadia (12)
   Cascadia 126 (8) A limited list of models are shown. Select a category above to view all available models.
Condition
Used (12)
Model Year
-
GVWR Category
Heavy Duty (12)
Rear Axle
Tandem (11)Tri (1)
Transmission Type
Transmission Speed
6 Speed (12)
Drive Train
6x4 (4)
Suspension Type
Cab Style
Regular Cab (2)
Fuel Type
Diesel (12)
Mileage
-
Horsepower
-
Price
-
Country
State / Region
Select a country to view available states.
Market Type
For Sale (12)

Shop Trucks by Category

Showing 1 - 12 of 12 Listings

1 - 12 of 12 listings
1 - 12 of 12 listings
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

Newly Listed
$68,250 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 484,514 miles, 450HP DD13 diesel engine, 6-speed Allison automatic transmission, 48" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage484,514 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356953
MLS Number14533243
CategorySleeper Semi Trucks
Last Updated8/9/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

Newly Listed
$61,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 583,418 miles, 450HP DD13 diesel engine, 6-speed Allison automatic transmission, 48" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage583,418 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356946
MLS Number14531717
CategorySleeper Semi Trucks
Last Updated8/8/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

Newly Listed
$62,250 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 568,181 miles, 450HP DD13 diesel engine, 6-speed automatic Allison transmission, 48" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage568,181 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356945
MLS Number14531712
CategorySleeper Semi Trucks
Last Updated8/8/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

Newly Listed
$69,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 471,421 miles, 450 HP DD13 diesel engine, 6-speed automatic Allison transmission, 48" integral sleeper, tandem air ride...
ConditionUsed
Usage471,421 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356954
MLS Number14526577
CategorySleeper Semi Trucks
Last Updated8/6/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

Recently Updated
$17,500 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 468,086 miles, 450 HP DD13 diesel engine, 6-speed Allison automatic transmission, 48" integral sleeper, tandem rear axle, air...
ConditionUsed
Usage468,086 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356949
MLS Number14481008
CategorySleeper Semi Trucks
Last Updated8/9/2026
Location
Round Rock, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

$68,250 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 484,514 miles, 450HP DD13 diesel engine, 6-speed Allison automatic transmission, 48" integral sleeper, air ride suspension....
ConditionUsed
Usage484,517 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356943
MLS Number14519660
CategorySleeper Semi Trucks
Last Updated8/6/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

$66,000 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 48" integral sleeper, 450 HP DD13 diesel engine, 6-speed Allison automatic transmission, tandem rear axle, air ride suspension....
ConditionUsed
Usage516,731 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356942
MLS Number14487268
CategorySleeper Semi Trucks
Last Updated8/1/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Integral Sleeper, 450HP, 6 Speed Automatic

$68,500 USD
Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 481,875 miles, Diesel DD13 engine with 450 HP, 6-speed automatic Allison transmission, 48" integral sleeper, tandem rear axle...
ConditionUsed
Usage481,875 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power450 HP
Engine ModelDD13
Transmission6 Speed Automatic
Sleeper TypeIntegral Sleeper
Sleeper Size48"
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.58 ratio
Stock Number356948
MLS Number14514326
CategorySleeper Semi Trucks
Last Updated7/30/2026
Location
Dallas, TX, US
Sold By
Penske Used Trucks
(855) 942-___  SHOW
NUMBERCall Seller
Email Seller
Save
Penske Used Trucks
Freightliner Cascadia 113 Single Axle Day Cab Truck - Detroit, Automatic

2012 Freightliner Cascadia 113 Single Axle Day Cab Truck - Detroit, Automatic

$82,500 USD
power window mirrors, cruise control, NEW PPG white paint on cab chassis, NEW 22' AULICK Grain box w/ hi-lift tailgate, dual cylinder scissor hoist, steerable lift axle, new rear drive...
ConditionUsed
Usage13,313 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power370 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
Suspension4 Spring
Rear AxleTri Axle
Rear End53,000 lb 4.78 ratio
Stock NumberGW22036
MLS Number11291774
CategoryDay Cab Semi Trucks
Last Updated6/5/2026
Location
Rigby, ID, US
Sold By
Grover's All-Wheels, LLC
(844) 611-___  SHOW
NUMBERCall Seller
Email Seller
Save
Grover's All-Wheels, LLC
Freightliner Cascadia 113 Day Cab Truck - Detroit 410HP, 6 Speed Allison Hs Automatic

2011 Freightliner Cascadia 113 Day Cab Truck - Detroit 410HP, 6 Speed Allison Hs Automatic

Contact for price
DISC BRAKE, ALUMINUM BOX, 3 PASSENGERS,
ConditionUsed
Usage9,075 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison HS Automatic
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 4.88 ratio
Stock NumberC-36238
MLS Number13519730
CategoryDay Cab Semi Trucks
Last Updated3/12/2026
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
NUMBERCall Seller
Email Seller
Save
Gamache Truck Center
Freightliner Cascadia 113 Day Cab Truck - Detroit 410HP, 6 Speed Allison Hs Automatic

2011 Freightliner Cascadia 113 Day Cab Truck - Detroit 410HP, 6 Speed Allison Hs Automatic

Contact for price
DISC BRAKE, ALUMINUM BOX, 3 PASSENGERS,
ConditionUsed
Usage10,922 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power410 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison HS Automatic
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 4.88 ratio
Stock NumberC-36239
MLS Number13486424
CategoryDay Cab Semi Trucks
Last Updated3/12/2026
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
NUMBERCall Seller
Email Seller
Save
Gamache Truck Center
Freightliner Cascadia 113 Sleeper Semi Truck - 42" Mid Roof Sleeper, Detroit 470HP, 6 Speed Allison Rds Automatic

2012 Freightliner Cascadia 113 Sleeper Semi Truck - 42" Mid Roof Sleeper, Detroit 470HP, 6 Speed Allison Rds Automatic

Contact for price
- WEBASTO - WET KIT,
ConditionUsed
Usage9,303 Hours
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
Sleeper TypeMid Roof Sleeper
Sleeper Size42"
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 4.63 ratio
Stock NumberC-35899
MLS Number13184525
CategorySleeper Semi Trucks
Last Updated3/12/2026
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
NUMBERCall Seller
Email Seller
Save
Gamache Truck Center
Save Search
Email Alert
What's Save Search and Email Alert?
Want to narrow or modify your search criteria?
Filter by Price
Filter by Year
Filter by Location
Filter by Model
Filter by Keyword
Modify your search
Top Available Years with Inventory
2014 Freightliner Cascadia
2015 Freightliner Cascadia
2016 Freightliner Cascadia
2017 Freightliner Cascadia
2018 Freightliner Cascadia
2019 Freightliner Cascadia
2020 Freightliner Cascadia
2021 Freightliner Cascadia
2022 Freightliner Cascadia
2023 Freightliner Cascadia
2024 Freightliner Cascadia
Did you find what you were looking for? Yes No