Diesel Freightliner Tandem Axle Cascadia Sleeper Semi Trucks with Cummins Engines For Sale

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

Recently Updated

$48,500 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	726,490 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	8/29/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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2025 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic

Newly Listed

$87,900 USD

498000 Miles, Engine: CUMMINS X15, 450 HP, Fuel Type: Diesel, 12 Speed Endurant Automatic Transmission, Drive: 6x4, 4 Bag Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size...

Condition	Used
Usage	498,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1764
MLS Number	14571588
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 500HP, 10 Speed Manual

Recently Updated

$74,900 USD

10 SPD MANUAL, 500ST HP (=550 HP), DUAL TORQUE-1650/1850, DRIVER WORKSTATION, ELECTRIC APU,,

Condition	Used
Usage	11,827 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	1756
MLS Number	14516962
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 470HP, 12 Speed Automatic

Newly Listed

$68,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale. Cummins X15 diesel engine, 470 HP, 12-speed Eaton automatic transmission, tandem rear axle, 72" integral sleeper. Check it...

Condition	Used
Usage	566,218 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 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 3.08 ratio
Stock Number	429657
MLS Number	14571211
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Tampa, FL, US
Sold By	Penske Used Trucks

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

Recently Updated

$81,250 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	291,714 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	8/29/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$65,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 508,276 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	511,479 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	338646
MLS Number	14536615
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Gulfport, MS, US
Sold By	Penske Used Trucks

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

Price Drop $72,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 399,828 miles, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	399,828 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 3.25 ratio
Stock Number	341085
MLS Number	14554859
Category	Sleeper Semi Trucks
Last Updated	8/29/2026
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

$65,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 543,683 miles, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem...

Condition	Used
Usage	547,965 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 3.25 ratio
Stock Number	341080
MLS Number	14551104
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

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

Recently Updated

$64,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 556,651 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	567,946 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 3.25 ratio
Stock Number	340998
MLS Number	14437252
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Enid, OK, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 507,181 miles, Cummins X15 450HP diesel engine, 72" integral sleeper, 13-speed Eaton automatic transmission, tandem rear axle...

Condition	Used
Usage	521,970 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	338691
MLS Number	14399016
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$66,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 523,245 miles, Cummins X15 engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	543,743 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	338648
MLS Number	14429685
Category	Sleeper Semi Trucks
Last Updated	8/27/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$52,000 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	693,551 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	8/28/2026
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

$50,500 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	731,223 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	8/28/2026
Location	Pensacola, FL, US
Sold By	Penske Used Trucks

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

Price Drop $68,750 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	8/29/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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

Price Drop $71,750 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	8/29/2026
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

$74,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 374,780 miles, 450 HP Cummins X15 diesel engine, 72" integral sleeper, 13-speed Eaton automatic transmission. Check it out.

Condition	Used
Usage	374,780 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	338601
MLS Number	14551099
Category	Sleeper Semi Trucks
Last Updated	8/29/2026
Location	Ladson, SC, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 511,366 miles, Cummins X15 diesel engine, 450 HP, 13-speed automatic Eaton transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	524,550 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	338565
MLS Number	14374350
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 470HP, 12 Speed Automatic

Recently Updated

$81,000 USD

Used 2023 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 474,917 miles, 470 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	490,822 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 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 3.08 ratio
Stock Number	199196
MLS Number	14479986
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

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

Recently Updated

$58,000 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	618,893 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	8/28/2026
Location	Kansas City, MO, US
Sold By	Penske Used Trucks

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

Price Drop $71,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 418,251 miles, Cummins 450HP X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	418,251 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	338699
MLS Number	14531622
Category	Sleeper Semi Trucks
Last Updated	8/29/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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2026 Freightliner Cascadia 126 Sleeper Semi Truck - Cummins 450HP

Newly Listed

$167,500 USD

Condition	Used
Usage	42,734 Miles
Horse Power	450 HP
Engine Model	Cummins X15
Sleeper Size	72"
Rear Axle	Tandem Axle
Capacity	200 Gallons
Weight	Class 8: 33,001 lb and above (14,969 kg and above)
Stock Number	578160
MLS Number	14560895
Category	Sleeper Semi Trucks
Last Updated	8/23/2026
Location	Pharr, TX, US
Sold By	Doggett

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, Cummins 450HP, 10 Speed Manual

$60,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 558,715 miles, Cummins X15 450HP diesel engine, 10-speed Eaton manual transmission, 60" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	584,111 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	10 Speed Manual
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	382227
MLS Number	14408063
Category	Sleeper Semi Trucks
Last Updated	8/28/2026
Location	Mobile, AL, US
Sold By	Penske Used Trucks

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

Price Drop $71,250 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	8/29/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

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

$75,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 391,631 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	400,659 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	338592
MLS Number	14497876
Category	Sleeper Semi Trucks
Last Updated	8/26/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks