Diesel Freightliner Cascadia 126 Trucks with Cummins Engines For Sale

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Newly Listed

$41,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 diesel engine, 450 HP, 575,488 miles, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	575,488 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369477
MLS Number	14533250
Category	Day Cab Semi Trucks
Last Updated	8/9/2026
Location	Loxley, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

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$73,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 422,003 miles, Cummins X15 450HP diesel engine, 13-speed automatic Eaton transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	422,162 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	338755
MLS Number	14516079
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$66,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 527,818 miles, Cummins X15 diesel engine with 450 HP, 13-speed automatic Eaton transmission, 72" integral sleeper. Check it...

Condition	Used
Usage	527,818 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	338698
MLS Number	14518313
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Hueytown, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$76,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 369,665 miles, 72" integral sleeper, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, tandem rear...

Condition	Used
Usage	369,665 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	338677
MLS Number	14516077
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$71,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 455,046 miles, 72" integral sleeper, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, tandem rear axle, 22.5"...

Condition	Used
Usage	455,046 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	338638
MLS Number	14518312
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 13 Speed Automatic

Recently Updated

$70,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 482,051 miles, 72" integral sleeper, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, tandem rear axle, air...

Condition	Used
Usage	482,051 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	338637
MLS Number	14514294
Category	Sleeper Semi Trucks
Last Updated	8/9/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Recently Updated

$53,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 450 HP Cummins X15 engine, 10-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle, air ride suspension, 676,948...

Condition	Used
Usage	687,472 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	373884
MLS Number	14459204
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 13 Speed Automatic

Recently Updated

$65,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 402,814 miles, Cummins X15 diesel engine with 450 HP, 13-speed automatic Eaton transmission, tandem rear axle, air ride suspension...

Condition	Used
Usage	408,965 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.73 ratio
Stock Number	M220273
MLS Number	14096301
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Arlington, TX, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$33,500 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck for sale, 647,390 miles, Cummins X15 diesel engine with 450 HP, 10-speed Eaton automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	651,802 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369488
MLS Number	14476390
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$30,750 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 450HP engine, Eaton 10-speed automatic transmission, tandem rear axle, air ride suspension, 200-gallon fuel capacity,...

Condition	Used
Usage	674,480 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369485
MLS Number	14507788
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$37,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck with Cummins X15 diesel engine, 450 HP, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 606,783 miles....

Condition	Used
Usage	615,573 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369476
MLS Number	14463325
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$39,500 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck, Cummins X15 diesel engine with 450 HP, automatic 10-speed Eaton transmission, tandem rear axle, 200-gallon fuel capacity, 178"...

Condition	Used
Usage	590,873 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369475
MLS Number	14516302
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Tallahassee, FL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Recently Updated

$49,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 723,631 miles, Cummins X15 diesel engine, 450 HP, 72" integral sleeper, 10-speed Eaton automatic transmission. Check it out.

Condition	Used
Usage	726,510 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369470
MLS Number	14504315
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Price Drop $34,750 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 580,507 miles, Cummins X15 diesel engine with 450 HP, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension...

Condition	Used
Usage	589,392 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369466
MLS Number	14437403
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$32,750 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 diesel engine, 450 HP, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 178" wheelbase. Check...

Condition	Used
Usage	626,939 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369464
MLS Number	14437402
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 10 Speed Automatic

Recently Updated

$39,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 450HP diesel engine, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 200-gallon fuel capacity...

Condition	Used
Usage	565,258 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369463
MLS Number	14459177
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Recently Updated

$51,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 699,512 miles, 450 HP Cummins X15 diesel engine, 10-speed automatic Eaton transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	711,243 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369460
MLS Number	14446856
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Recently Updated

$49,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 710,175 miles, Cummins X15 450HP diesel engine, 10-speed Eaton automatic transmission, 72" integral sleeper, 240-gallon fuel...

Condition	Used
Usage	725,671 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	369453
MLS Number	14441694
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Recently Updated

$52,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck, Diesel X15 Cummins engine with 400 HP, 13-speed Eaton automatic transmission, tandem rear axle, 178" wheelbase, 160-gallon fuel capacity....

Condition	Used
Usage	397,663 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341413
MLS Number	14429703
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Gulfport, MS, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Recently Updated

$29,500 USD

Used 2020 Freightliner Cascadia 126 Day Cab Semi Truck, Cummins X15 400HP diesel engine, 13-speed Eaton automatic transmission, tandem air ride suspension, 617,384 miles, 160-gallon fuel...

Condition	Used
Usage	631,303 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341412
MLS Number	14298835
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Newly Listed

$45,250 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 507,412 miles, Cummins X15 diesel engine, 400 HP, 13-speed automatic Eaton transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	507,412 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341369
MLS Number	14531628
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Newly Listed

$41,000 USD

Used 2020 Freightliner Cascadia 126 Day Cab Semi Truck with Cummins X15 diesel engine, 400 HP, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 160-gallon fuel...

Condition	Used
Usage	548,277 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341363
MLS Number	14531626
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Stockton, CA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Recently Updated

$32,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 593,506 miles, Cummins X15 diesel engine with 400 HP, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension...

Condition	Used
Usage	608,468 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341334
MLS Number	14295319
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Day Cab Truck - Cummins 400HP, 13 Speed Automatic

Recently Updated

$38,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 diesel engine, 400 HP, 13-speed Eaton automatic transmission, tandem rear axle, 178" wheelbase, 160-gallon fuel capacity....

Condition	Used
Usage	556,220 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	400 HP
Engine Model	Cummins X15
Transmission	13 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	341295
MLS Number	14228468
Category	Day Cab Semi Trucks
Last Updated	8/8/2026
Location	Middlefield, OH, US
Sold By	Penske Used Trucks