2021 Freightliner Cascadia 126 Trucks For Sale

(844) 385-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 126 Day Cab Truck - 505HP, 12 Speed Automatic

$43,995 USD

Condition	Used
Usage	524,010 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	DD13'17 505/1625
Transmission	12 Speed
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	293455
MLS Number	13592010
Category	Day Cab Semi Trucks
Last Updated	5/27/2026
Location	Salisbury, MA, US
Sold By	Ryder

(833) 986-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 126 Single Axle Day Cab Truck - Detroit 450HP

Recently Updated

$48,900 USD

285000 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, Drive: 6x4, Single Rear Axles

Condition	Used
Usage	285,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Rear Axle	Single Axle
Stock Number	269845
MLS Number	14391649
Category	Day Cab Semi Trucks
Last Updated	6/3/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

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

Recently Updated

Contact for price

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, 220-gallon fuel...

Condition	Used
Usage	552,791 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	382160
MLS Number	14014976
Category	Sleeper Semi Trucks
Last Updated	6/3/2026
Location	Jacksonville, FL, US
Sold By	Penske Used Trucks

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

Recently Updated

$63,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 493,131 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	513,121 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	359382
MLS Number	13707496
Category	Sleeper Semi Trucks
Last Updated	6/3/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia Day Cab Truck - Detroit, Automatic

Newly Listed

$36,500 USD

Condition	Used
Usage	452,734 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20373
MLS Number	14404323
Category	Day Cab Semi Trucks
Last Updated	6/3/2026
Location	COLUMBUS, OH, US
Sold By	Schneider

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 505HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 505 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 2.85 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 2.85 ratio
MLS Number	14401476
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Vacaville, CA, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 505HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 505 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 2.85 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 2.85 ratio
MLS Number	14401475
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Vacaville, CA, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 400HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 400 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 2.16 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 2.16 ratio
MLS Number	14401452
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Vacaville, CA, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 455HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 455 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 3.08 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 3.08 ratio
MLS Number	14401369
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Vacaville, CA, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 455HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 455 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 3.23 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 3.23 ratio
MLS Number	14401324
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Las Vegas, NV, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 455HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 455 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 3.23 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 3.23 ratio
MLS Number	14401323
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Las Vegas, NV, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof, Detroit 455HP

Newly Listed

At auction Jun. 18

2021 FREIGHTLINER Cascadia126 Conventional, 72 Inch Raised Roof Upper Bunk, Detroit DD15 Engine, 455 H.P., Engine Brake, DT12 (Automatic), 40,000 Lb. Rear Ends, 3.23 Ratio, Air Ride...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Transmission	Detroit DT12
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear End	40,000 lb 3.23 ratio
MLS Number	14401322
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Las Vegas, NV, US
Listed By	Taylor & Martin LLC

2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

Recently Updated

$64,500 USD

Condition	Used
Usage	340,413 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20595
MLS Number	14275409
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	ATLANTA, GA, US
Sold By	Schneider

2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

Recently Updated

$64,500 USD

Condition	Used
Usage	334,504 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20724
MLS Number	14308023
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Wilmer, TX, US
Sold By	Schneider

2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Recently Updated

$61,200 USD

Condition	Used
Usage	394,082 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 GHG 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	13369
MLS Number	14220038
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	ATLANTA, GA, US
Sold By	Schneider

2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

Recently Updated

$57,500 USD

Condition	Used
Usage	384,113 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20596
MLS Number	14275346
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	ATLANTA, GA, US
Sold By	Schneider

2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

Newly Listed

$57,500 USD

Condition	Used
Usage	384,334 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20497
MLS Number	14394807
Category	Sleeper Semi Trucks
Last Updated	6/1/2026
Location	Wilmer, TX, US
Sold By	Schneider

(844) 385-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 126 Day Cab Truck - 455HP, 10 Speed Manual

Newly Listed

$31,326 USD

Condition	Used
Usage	702,482 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	293989
MLS Number	14400894
Category	Day Cab Semi Trucks
Last Updated	6/1/2026
Location	Salisbury, MA, US
Sold By	Ryder

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

Price Drop $57,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 592,223 miles, 455HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle....

Condition	Used
Usage	592,223 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	355335
MLS Number	13635024
Category	Sleeper Semi Trucks
Last Updated	5/31/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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

Price Drop $51,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, 160-gallon fuel capacity, tandem rear axle, 178-inch wheelbase, air ride...

Condition	Used
Usage	451,152 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	341600
MLS Number	13779648
Category	Day Cab Semi Trucks
Last Updated	6/2/2026
Location	La Porte, IN, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - 455HP, 10 Speed Manual

Newly Listed

$52,000 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck, 455 HP DD15AT diesel engine, 10-speed Eaton manual transmission, tandem rear axle, 204" wheelbase, 160-gallon fuel capacity, air ride...

Condition	Used
Usage	379,053 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	374601
MLS Number	14400831
Category	Day Cab Semi Trucks
Last Updated	5/31/2026
Location	La Porte, IN, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Newly Listed

$45,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 722,636 miles, 400 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	722,636 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	373077
MLS Number	14400830
Category	Sleeper Semi Trucks
Last Updated	5/31/2026
Location	Rothschild, WI, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 435HP, 12 Speed Automatic

Newly Listed

$62,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 435HP DD13 diesel engine, 12-speed automatic transmission, air ride suspension, and single rear axle. Check...

Condition	Used
Usage	463,860 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	371838
MLS Number	14400829
Category	Sleeper Semi Trucks
Last Updated	5/31/2026
Location	Cleveland, TN, US
Sold By	Penske Used Trucks

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

Newly Listed

$63,750 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck with DD13 diesel engine, 435 HP, 12-speed automatic Detroit transmission, single rear axle, air ride suspension, 160-gallon fuel...

Condition	Used
Usage	140,016 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.07 ratio
Stock Number	367429
MLS Number	14400811
Category	Day Cab Semi Trucks
Last Updated	5/31/2026
Location	Mobile, AL, US
Sold By	Penske Used Trucks