2021 Freightliner Cascadia Sleeper Semi Trucks For Sale

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2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$57,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 455HP DD15AT diesel engine, automatic 12-speed Detroit transmission, tandem rear axle, air ride suspension,...

Condition	Used
Usage	674,264 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
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	334568
MLS Number	14014669
Category	Sleeper Semi Trucks
Last Updated	7/8/2026
Location	Atlanta, GA, US
Sold By	Penske Used Trucks

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2021 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 435HP, 12 Speed Automatic

Price Drop $50,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck with 72" integral sleeper, 435HP DD13 diesel engine, 12-speed Detroit automatic transmission, single rear axle, air ride suspension....

Condition	Used
Usage	475,304 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	435 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Single Axle
Rear End	23,000 lb 3.08 ratio
Stock Number	371839
MLS Number	14256848
Category	Sleeper Semi Trucks
Last Updated	7/19/2026
Location	Fort Wayne, IN, US
Sold By	Penske Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$41,000 USD

Condition	Used
Usage	923,027 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	513866
MLS Number	14395713
Category	Sleeper Semi Trucks
Last Updated	5/29/2026
Location	Beltsville, MD, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$53,500 USD

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	CP2943
MLS Number	14322943
Category	Sleeper Semi Trucks
Last Updated	5/19/2026
Location	Strafford, MO, US
Sold By	HD Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$44,495 USD

Condition	Used
Usage	761,672 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	539838
MLS Number	14141172
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Hilliard, OH, US
Sold By	Ryder

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2021 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

$61,200 USD

Condition	Used
Usage	386,947 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	12859
MLS Number	14359899
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Gary, IN, US
Sold By	Schneider

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 10 Speed Manual

$54,375 USD

Condition	Used
Usage	612,503 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	10 Speed Manual
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	261870
MLS Number	14356967
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Bolingbrook, IL, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$53,577 USD

Condition	Used
Usage	676,917 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	292362
MLS Number	14345858
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Houston, TX, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$41,000 USD

Condition	Used
Usage	859,469 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Leaf Springs
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	526505
MLS Number	14343394
Category	Sleeper Semi Trucks
Last Updated	5/1/2026
Location	Oklahoma City, OK, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 10 Speed Manual

$54,539 USD

Condition	Used
Usage	621,791 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	10 Speed Manual
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
Stock Number	261878
MLS Number	14331660
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Bolingbrook, IL, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$51,500 USD

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	CP8635
MLS Number	13778635
Category	Sleeper Semi Trucks
Last Updated	4/21/2026
Location	Strafford, MO, US
Sold By	HD Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$51,500 USD

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	CP2942
MLS Number	14322942
Category	Sleeper Semi Trucks
Last Updated	4/21/2026
Location	Strafford, MO, US
Sold By	HD Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$51,500 USD

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	CP2944
MLS Number	14322944
Category	Sleeper Semi Trucks
Last Updated	4/21/2026
Location	Strafford, MO, US
Sold By	HD Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck

$51,500 USD

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	CP2945
MLS Number	14322945
Category	Sleeper Semi Trucks
Last Updated	4/21/2026
Location	Strafford, MO, US
Sold By	HD Trucks LLC

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2021 Freightliner Cascadia Sleeper Semi Truck - 48" Extra-Tall Roof, Detroit, Automatic

$71,500 USD

Condition	Used
Usage	285,841 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15 EPA 17
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Extra Tall Sleeper
Sleeper Size	48"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	20687
MLS Number	14322578
Category	Sleeper Semi Trucks
Last Updated	7/22/2026
Location	West Memphis, AR, US
Sold By	Schneider

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Condo Sleeper, 455HP, 12 Speed Automatic

$47,280 USD

Condition	Used
Usage	703,517 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	513653
MLS Number	14318446
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Jacksonville, FL, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Condo Sleeper, 455HP, 12 Speed Automatic

$41,000 USD

Condition	Used
Usage	871,515 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	295867
MLS Number	14318427
Category	Sleeper Semi Trucks
Last Updated	4/17/2026
Location	Taylor, MI, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$40,995 USD

Condition	Used
Usage	822,740 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15'17 GHG 455/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	543712
MLS Number	14313473
Category	Sleeper Semi Trucks
Last Updated	7/14/2026
Location	Beltsville, MD, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 75" Condo Sleeper, 455HP, 12 Speed Automatic

$45,611 USD

Condition	Used
Usage	746,226 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	298138
MLS Number	14305947
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Bolingbrook, IL, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 71" Condo Sleeper, 400HP, 12 Speed Automatic

$43,923 USD

Condition	Used
Usage	821,230 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15 GHG'17 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	71"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	206533
MLS Number	14300939
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	O'fallon, MO, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 455HP, 12 Speed Automatic

$44,995 USD

Condition	Used
Usage	799,470 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	296072
MLS Number	14285276
Category	Sleeper Semi Trucks
Last Updated	7/21/2026
Location	Bolingbrook, IL, US
Sold By	Ryder

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2021 Freightliner Cascadia 116 Sleeper Semi Truck - 72" Mid Roof, Detroit 450HP, Automatic

$28,500 USD

IN SALT LAKE CITY, UT - PTO/WET KIT- 2021 FREIGHTLINER CA126 MIDROOF SLEEPER- DETROIT DD13 12.8L- 450HP- DETROIT DT12 12SPD AUTO TRANMISSION- 12350/40K AXLES- FLEET MAINTAINED AND READY TO...

Condition	Used
Usage	735,593 Miles
Horse Power	450 HP
Engine Model	Detroit DD13
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Capacity	140 Gallons
Weight	52350
Stock Number	AG403941CC
MLS Number	14262610
Category	Sleeper Semi Trucks
Last Updated	4/2/2026
Location	Salt Lake City, UT, US
Sold By	AmeriQuest Used Trucks

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Condo Sleeper, 455HP, 12 Speed Automatic

$41,000 USD

Condition	Used
Usage	822,529 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	295869
MLS Number	14148101
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Taylor, MI, US
Sold By	Ryder

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2021 Freightliner Cascadia 126 (Non-Run)

$11,000 USD

2021 Freightliner Cascadia 126 T/A Sleeper (Non-Run), Detroit DD15 Diesel Engine, Automatic Transmission, Odometer Reads: 768,937 (Unverified), VIN: 1FUJHHDR6MLMD4436

Condition	Used
Usage	768,937 Miles
Stock Number	6013040-01
MLS Number	14139273
Category	Sleeper Semi Trucks
Last Updated	7/8/2026
Location	South Hadley, MA, US
Sold By	RTR Services