Used Diesel Freightliner Cascadia 126 Trucks with Cummins Engines For Sale

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Newly Listed

$16,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 604,078 miles, 72" integral sleeper, Cummins X15 diesel engine with 450 HP, 10-speed Eaton automatic transmission. Come see...

Condition	Used
Usage	604,078 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 End	40,000 lb 2.64 ratio
Stock Number	20472
MLS Number	14545585
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Obetz, OH, US
Sold By	Penske Used Trucks

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

Newly Listed

$56,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 615,465 miles, Cummins X15 diesel engine with 450 HP, 72" integral sleeper, tandem rear axle, 10-speed Eaton automatic...

Condition	Used
Usage	615,465 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	373885
MLS Number	14545420
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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

Newly Listed

$13,250 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 450HP engine, 631,141 miles, 10-speed Eaton automatic transmission, 12,000 lb front axle, 40,000 lb tandem rear axle. Check...

Condition	Used
Usage	631,141 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	369491
MLS Number	14545409
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Loxley, AL, US
Sold By	Penske Used Trucks

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

Newly Listed

$42,750 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 559,292 miles, Cummins X15 diesel engine with 450 HP, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension...

Condition	Used
Usage	559,292 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	369484
MLS Number	14545406
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Newly Listed

$14,000 USD

Used 2021 Freightliner Cascadia 126 Day Cab Semi Truck, 450 HP Cummins X15 diesel engine, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 578,850 miles,...

Condition	Used
Usage	578,850 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	369483
MLS Number	14545405
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Loxley, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$29,500 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 686,596 miles, Cummins X15 450HP diesel engine, 10-speed Eaton automatic transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	686,623 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	369480
MLS Number	14522799
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Newly Listed

$16,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, Cummins 450HP X15 diesel engine, 10-speed Eaton automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	692,979 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	369469
MLS Number	14545404
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Loxley, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$46,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck with Cummins X15 400HP engine, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension, 492,955 miles, 160-gallon fuel...

Condition	Used
Usage	498,614 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	338409
MLS Number	14431318
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Portland, OR, US
Sold By	Penske Used Trucks

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

Recently Updated

$54,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 297,600 miles, Cummins X15 engine with 400 HP, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension. Check...

Condition	Used
Usage	305,092 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	338390
MLS Number	14394657
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	White Deer, PA, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 13 Speed Automatic

Newly Listed

$60,000 USD

Used 2019 Freightliner Cascadia 126 Day Cab Truck for sale, 152,997 miles, Cummins X15 diesel engine, 450 HP, 13-speed Eaton automatic transmission, 12,000 lb front axle, 40,000 lb tandem...

Condition	Used
Usage	152,997 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	40,000 lb 3.42 ratio
Stock Number	250065
MLS Number	14545289
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

2019 Freightliner Cascadia 126 Day Cab Truck - Cummins 450HP, 13 Speed Automatic

Newly Listed

$56,500 USD

Used 2019 Freightliner Cascadia 126 Day Cab Truck for sale, 219,871 miles, Cummins X15 diesel engine, 450 HP, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	219,871 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	40,000 lb 3.42 ratio
Stock Number	250064
MLS Number	14545288
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Houston, TX, US
Sold By	Penske Used Trucks

2024 Freightliner Cascadia 126 Day Cab Truck - Cummins 455HP, 12 Speed Manual

Newly Listed

$107,750 USD

Used 2024 Freightliner Cascadia 126 Day Cab Truck for sale, 304,731 miles, Cummins X12 diesel engine with 455 HP, 160-gallon fuel capacity, 12-speed Eaton manual transmission, tandem rear...

Condition	Used
Usage	304,731 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Cummins X12
Transmission	12 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	251036
MLS Number	14543211
Category	Day Cab Semi Trucks
Last Updated	8/14/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$41,000 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, air ride suspension, 577,611 miles....

Condition	Used
Usage	577,612 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	369482
MLS Number	14492354
Category	Day Cab Semi Trucks
Last Updated	8/14/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Newly Listed

$46,750 USD

Used 2020 Freightliner Cascadia 126 Day Cab Truck for sale, 422,370 miles, Cummins X15 400HP diesel engine, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	422,370 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	341414
MLS Number	14542963
Category	Day Cab Semi Trucks
Last Updated	8/14/2026
Location	Conyers, GA, US
Sold By	Penske Used Trucks

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

Recently Updated

$77,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 246,132 miles, Cummins 450HP X15 engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	246,134 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	338694
MLS Number	14283912
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	La Porte, IN, US
Sold By	Penske Used Trucks

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

Recently Updated

$57,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 566,163 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	566,163 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	338686
MLS Number	14161323
Category	Sleeper Semi Trucks
Last Updated	8/14/2026
Location	Portland, OR, US
Sold By	Penske Used Trucks

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

Recently Updated

$72,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 454,865 miles, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, air ride...

Condition	Used
Usage	454,865 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	338660
MLS Number	14506623
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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

Newly Listed

$74,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, Cummins X15 diesel engine, 450 HP, 13-speed Eaton automatic transmission, tandem rear axle, and 220-gallon...

Condition	Used
Usage	412,806 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	338650
MLS Number	14542953
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
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

$73,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 72" Integral Sleeper, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	436,289 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	338612
MLS Number	14459091
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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

Recently Updated

$46,750 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, 160-gallon fuel capacity, air ride...

Condition	Used
Usage	456,500 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	338522
MLS Number	14526529
Category	Day Cab Semi Trucks
Last Updated	8/14/2026
Location	La Porte, IN, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$87,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 237,315 miles, Cummins X15 450HP diesel engine, 12-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	287,740 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	382292
MLS Number	14092124
Category	Sleeper Semi Trucks
Last Updated	8/15/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$37,000 USD

Used 2021 Freightliner Cascadia 126 Day Cab Truck for sale, 610,732 miles, Cummins X15 diesel engine with 450 HP, Eaton 10-speed automatic transmission, tandem rear axle, 12,000 lb front...

Condition	Used
Usage	614,993 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	369481
MLS Number	14465094
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Recently Updated

$39,000 USD

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

Condition	Used
Usage	601,552 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	369474
MLS Number	14465093
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Recently Updated

$41,500 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, 572,026 miles....

Condition	Used
Usage	574,480 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	369472
MLS Number	14492352
Category	Day Cab Semi Trucks
Last Updated	8/15/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks