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

(844) 689-___ SHOW
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2024 Freightliner Cascadia 126 Sleeper Semi Truck - Cummins 450HP

$99,900 USD

Cummins PT1 and AT3 8/28/27 or 500k. 10 New Tires

Condition	Used
Usage	272,502 Miles
Horse Power	450 HP
Engine Model	Cummins X15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Capacity	240 Gallons
Weight	52000
Stock Number	529771
MLS Number	14157715
Category	Sleeper Semi Trucks
Last Updated	7/10/2026
Location	Laredo, TX, US
Sold By	Doggett

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 400HP, 12 Speed Automatic

Newly Listed

$85,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 433,125 miles, Cummins X15 400HP diesel engine, 72" integral sleeper, 12-speed Eaton automatic transmission, tandem rear axle...

Condition	Used
Usage	433,125 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.64 ratio
Stock Number	417026
MLS Number	14502567
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Shreveport, LA, 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	682,554 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	7/23/2026
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

Recently Updated

$61,000 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	562,981 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	7/23/2026
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

$63,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 567,760 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	577,758 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	338708
MLS Number	14332439
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
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

$63,500 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	534,663 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	7/23/2026
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

$72,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 451,364 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	451,364 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	338563
MLS Number	14470413
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Montgomery, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Newly Listed

$62,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 576,000 miles, 450HP Cummins X15 diesel engine, 10-speed Eaton automatic transmission, 60" integral sleeper, tandem rear axle...

Condition	Used
Usage	576,000 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	281092
MLS Number	14502385
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Pottsville, PA, US
Sold By	Penske Used Trucks

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

Recently Updated

$52,750 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	706,883 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	7/23/2026
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

Recently Updated

$69,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 435,328 miles, 450 HP Cummins X15 diesel engine, 72" integral sleeper, 13 speed Eaton automatic transmission, tandem rear...

Condition	Used
Usage	441,078 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	338705
MLS Number	14429687
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks

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

Newly Listed

$75,500 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	391,631 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	7/22/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks

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

Recently Updated

$82,250 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	477,527 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	7/23/2026
Location	Sturtevant, WI, US
Sold By	Penske Used Trucks

(833) 801-___ SHOW
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2013 Freightliner Coronado 122 SD Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 450HP, 13 Speed Manual

Price Drop $18,000 USD

NICE TRUCK, RUNS EXCELLENT, AIR SEAT, POWER WINDOW, DUAL EXHAUST, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH! *CLEAN INTERIOR/ WELL MAINTAINED TRUCK!,

Condition	Used
Usage	1,451,078 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	13ISX145XTCOR
MLS Number	14361022
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
NUMBERCall Seller

2014 Freightliner Coronado 122 SD Sleeper Semi Truck - 70" Mid Roof Sleeper, Cummins 450HP, 13 Speed Manual

Price Drop $19,000 USD

NICE TRUCK, RUNS EXCELLENT, AIR SEAT, POWER WINDOW, DUAL EXHAUST, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH! *CLEAN INTERIOR/ WELL MAINTAINED TRUCK!,

Condition	Used
Usage	1,283,446 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	15ISX128XTCOR
MLS Number	14361019
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 487-___ SHOW
NUMBERCall Seller

2026 Freightliner Cascadia 126 Sleeper Semi Truck - Cummins 450HP

Newly Listed

$167,500 USD

Condition	Used
Usage	51,836 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	578157
MLS Number	14495016
Category	Sleeper Semi Trucks
Last Updated	7/22/2026
Location	Pharr, TX, US
Sold By	Doggett

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

Newly Listed

$49,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 706,764 miles, Cummins X15 diesel engine with 450 HP, 10-speed Eaton automatic transmission, 72" integral sleeper. Come see...

Condition	Used
Usage	706,764 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	369452
MLS Number	14493618
Category	Sleeper Semi Trucks
Last Updated	7/19/2026
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

Newly Listed

$65,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 493,042 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, 220-gallon fuel...

Condition	Used
Usage	495,342 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	338582
MLS Number	14493604
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, Cummins 450HP, 10 Speed Automatic

Newly Listed

$68,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 502,549 miles, 450 HP Cummins X15 diesel engine, 10-speed Eaton automatic transmission, 60" integral sleeper. Come see today.

Condition	Used
Usage	502,549 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.70 ratio
Stock Number	285395
MLS Number	14493603
Category	Sleeper Semi Trucks
Last Updated	7/19/2026
Location	Pottsville, PA, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 400HP, 12 Speed Automatic

Recently Updated

$76,500 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 507,365 miles, 400 HP Cummins X15 engine, 12-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	509,812 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.64 ratio
Stock Number	417027
MLS Number	14413470
Category	Sleeper Semi Trucks
Last Updated	7/18/2026
Location	Shreveport, LA, US
Sold By	Penske Used Trucks

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

Recently Updated

$87,500 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	279,371 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	7/23/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks

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

Newly Listed

$49,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 704,907 miles, 450 HP Cummins X15 diesel engine, 10-speed Eaton automatic transmission, 72" integral sleeper. Check it out...

Condition	Used
Usage	705,173 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	373886
MLS Number	14492358
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
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

Recently Updated

$65,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 507,939 miles, 450 HP Cummins X15 diesel engine, 72" integral sleeper, 13-speed Eaton automatic transmission, tandem rear...

Condition	Used
Usage	509,866 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	338700
MLS Number	14346944
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
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

$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	714,978 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	7/23/2026
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

Recently Updated

$64,750 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	516,717 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	7/23/2026
Location	Jackson, MS, US
Sold By	Penske Used Trucks