Used Freightliner Sleeper Semi Trucks with Cummins Engines For Sale

(833) 796-___ SHOW
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2001 Freightliner FLD120 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 435HP, 10 Speed Manual

$19,900 USD

Nice old FLD120. Cummins N14 red top, Odometer showing 520,419, ECM that does not look original, used replacement shows A million plus, interior is in great shape, does not show like a...

Condition	Used
Usage	520,419 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	Cummins N14
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	H76202
MLS Number	13785140
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Spokane Valley, WA, US
Sold By	Class 8 Trucks

(844) 216-___ SHOW
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2016 Freightliner Cascadia 125 Sleeper Semi Truck - Cummins, 10 Speed Manual

$25,900 USD

729,989 Miles, ISX Cummins, 450 HP, 10 Speed Manual, PTO/HydraFlow, 3.58 Ratio, Diff Lock, 12k Fronts, 40k Rears, Aluminum Wheels, Air Slide 5th, 72" Mid-Roof Sleeper, Single Bunk, 235" WB,...

Condition	Used
Usage	729,989 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	HE8050
MLS Number	13586463
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

$44,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 639,370 miles, 72" integral sleeper, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 22.5"...

Condition	Used
Usage	639,511 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	341066
MLS Number	13714096
Category	Sleeper Semi Trucks
Last Updated	1/27/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$48,500 USD

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

Condition	Used
Usage	639,717 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 3.25 ratio
Stock Number	341044
MLS Number	14110845
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$48,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 508,159 miles, 450 HP Cummins X15 engine, 10-speed Eaton manual transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	513,225 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	305299
MLS Number	14013928
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Baltimore, MD, US
Sold By	Penske Used Trucks

(866) 530-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Cummins 450HP, Automatic

$57,995 USD

CUMMINS X15 / AUTOMATIC TRANSMISSION / FINANCING AVAILABLE / FLEET MAINTAINED 2020 FREIGHTLINER CASCADIA 126, CUMMINS X15, AUTOMATIC TRANSMISSION, 456,698 MILES, FLEET MAINTAINED, READY...

Condition	Used
Usage	456,698 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	8998
MLS Number	13436927
Category	Sleeper Semi Trucks
Last Updated	1/20/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

$62,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 414,156 miles, 450HP Cummins X15 engine, 10-speed Eaton automatic transmission, 60" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	414,156 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 2.85 ratio
Stock Number	368764
MLS Number	14091817
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Burlington, NJ, US
Sold By	Penske Used Trucks

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

$54,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 526,363 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, 22.5" tires....

Condition	Used
Usage	526,363 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	341092
MLS Number	14091722
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

$61,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 434,547 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	434,547 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	341088
MLS Number	14091721
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	East Chicago, IN, US
Sold By	Penske Used Trucks

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

$67,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 364,496 miles, Cummins X15 diesel engine with 450 HP, 13-speed automatic Eaton transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	364,498 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	340980
MLS Number	14013825
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Chattanooga, TN, US
Sold By	Penske Used Trucks

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

$53,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 554,544 miles, Cummins X15 diesel engine, 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	554,546 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	338790
MLS Number	14062447
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

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

$49,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 553,275 miles, Cummins X15 diesel engine, 450 HP, 13-speed automatic transmission, 72" integral sleeper. Come see us today.

Condition	Used
Usage	553,426 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	341587
MLS Number	13881185
Category	Sleeper Semi Trucks
Last Updated	2/6/2026
Location	Elkhart, IN, US
Sold By	Penske Used Trucks

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

$80,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 270,168 miles, 450 HP Cummins X15 diesel engine, 72" integral sleeper, 12-speed Eaton automatic transmission, tandem rear...

Condition	Used
Usage	270,168 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	382291
MLS Number	14062547
Category	Sleeper Semi Trucks
Last Updated	1/27/2026
Location	Richland, MS, US
Sold By	Penske Used Trucks

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

Price Drop $63,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 72" integral sleeper, Cummins X15 diesel engine with 470 HP, 12-speed Eaton automatic transmission, tandem rear axle. Come see today.

Condition	Used
Usage	508,472 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	429661
MLS Number	14015818
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	Torrance, CA, US
Sold By	Penske Used Trucks

2018 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 400HP, 10 Speed Automatic

$62,750 USD

Used 2018 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 143,305 miles, Cummins X15 diesel engine with 400 HP, 10-speed Eaton automatic transmission, 72" integral sleeper. Check it...

Condition	Used
Usage	143,305 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.85 ratio
Stock Number	180157
MLS Number	14052995
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Fontana, CA, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 500HP, 18 Speed Manual

$80,000 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, Cummins X15 diesel engine, 500 HP, 18-speed Eaton manual transmission, tandem rear axle, 259" wheelbase....

Condition	Used
Usage	327,563 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Transmission	18 Speed Manual
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	433492
MLS Number	13863069
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	Poplar Bluff, MO, US
Sold By	Penske Used Trucks

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

Price Drop $63,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 350,973 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	354,334 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	338781
MLS Number	14043797
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Millville, NJ, US
Sold By	Penske Used Trucks

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

$44,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 617,877 miles, 450HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	617,877 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	341590
MLS Number	14023292
Category	Sleeper Semi Trucks
Last Updated	2/6/2026
Location	Wilkes Barre, PA, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, Cummins 500HP, 13 Speed Automatic

$55,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 629,077 miles, 500 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	629,077 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 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	46,000 lb 3.58 ratio
Stock Number	320853
MLS Number	14014618
Category	Sleeper Semi Trucks
Last Updated	2/1/2026
Location	Knoxville, TN, US
Sold By	Penske Used Trucks

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

Price Drop $50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 508,778 miles, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper, 22,900 lb...

Condition	Used
Usage	508,893 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	341588
MLS Number	13798134
Category	Sleeper Semi Trucks
Last Updated	2/6/2026
Location	Elkhart, IN, US
Sold By	Penske Used Trucks

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

$48,750 USD

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

Condition	Used
Usage	599,980 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	341586
MLS Number	13794234
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Omaha, NE, US
Sold By	Penske Used Trucks

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

$47,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 640,238 miles, 450 HP Cummins X15 diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear...

Condition	Used
Usage	640,378 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	341059
MLS Number	13764768
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$55,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 549,200 miles, Cummins X15 diesel engine with 450 HP, 13-speed Eaton automatic transmission, 72" integral sleeper. Don't miss...

Condition	Used
Usage	560,300 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	341057
MLS Number	13709391
Category	Sleeper Semi Trucks
Last Updated	2/8/2026
Location	West Sacramento, CA, US
Sold By	Penske Used Trucks

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

$39,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 745,744 miles, Cummins X15 450HP diesel engine, 13-speed Eaton automatic transmission, 72" integral sleeper, tandem rear axle...

Condition	Used
Usage	745,744 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	341000
MLS Number	14013835
Category	Sleeper Semi Trucks
Last Updated	1/25/2026
Location	Florence, SC, US
Sold By	Penske Used Trucks