Red Freightliner Cascadia 126 Sleeper Semi Trucks with Air Ride Suspension For Sale by Dealerships

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

Newly Listed

Contact for price

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 358,919 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	358,919 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 3.23 ratio
Stock Number	385904
MLS Number	14159418
Category	Sleeper Semi Trucks
Last Updated	2/24/2026
Location	Cranbury, NJ, US
Sold By	Penske Used Trucks

2018 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, Manual

Newly Listed

$46,900 USD

BIG HP and LOW MILES! This 2018 Freightliner Cascadia has a 14.8L 505hp DD15 Engine that is paired with a 13 Speed Manual Transmission and has only 283k Miles! Hood Mirrors; Air Slide 5th...

Condition	Used
Usage	283,577 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680337
MLS Number	14155853
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

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

Recently Updated

$52,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 619,818 miles, 455HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	619,839 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 3.23 ratio
Stock Number	385899
MLS Number	14114353
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(844) 216-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 450HP, Manual

Recently Updated

$48,900 USD

$240/day, $1,200/wk, $4,700/mo to rent

Conventional, 72 Inch Raised Roof Sleeper, Upper Bunk, 573,000 Approximate Miles, ECM Reads 573,000 Miles, Detroit DD13 Engine, 450 H.P., Balance of Detroit Diesel, 7 Year / 750,000 Mile EW4...

Condition	Used
Usage	573,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	UE0261
MLS Number	13586542
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 10 Speed Manual

Recently Updated

$76,995 USD

DETROIT DD15 / 10 SPEED MANUAL TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, 455 HP, 341,653 MILES, 10 SPEED MANUAL TRANSMISSION ,...

Condition	Used
Usage	341,653 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	5315
MLS Number	13544969
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$91,995 USD

GEN5 DETROIT DD15 / DT12 AUTOMATIC TRANSMISSION / APU / REMAINING WARRANTY / FINANCING AVAILABLE 2023 FREIGHTLINER CASCADIA 126, 72 INCH MID-ROOF XT SLEEPER, 338,539 MILES, DETROIT DD15...

Condition	Used
Usage	338,539 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	4704
MLS Number	13482068
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$68,995 USD

DETROIT DD15 / DT12 AUTOMATIC TRANSMISSION / FLEET MAINTAINED / FINANCING AVAILABLE 2021 FREIGHTLINER CASCADIA 126, DETROIT DD15, DETROIT DT12 AUTOMATIC TRANSMISSION, 400,566 MILES, FLEET...

Condition	Used
Usage	400,566 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	4526
MLS Number	13437039
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Cummins 450HP, Automatic

Recently Updated

$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	2/18/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

$50,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 652,599 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	652,658 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 3.23 ratio
Stock Number	385898
MLS Number	14114351
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$50,000 USD

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

Condition	Used
Usage	652,341 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 3.23 ratio
Stock Number	385895
MLS Number	14114350
Category	Sleeper Semi Trucks
Last Updated	2/17/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

(844) 241-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$79,995 USD

*2023 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive** Detroit DD15 14.8L -- 455 HP* DT12 Overdrive Automated Manual Transmission* 200-Gallon Fuel Capacity* 12,350 lb...

Condition	Used
Usage	489,978 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	PSUC4947B
MLS Number	14147021
Category	Sleeper Semi Trucks
Last Updated	2/21/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(844) 241-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$75,995 USD

*2022 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive** Detroit DD15 14.8L -- 455 HP* DT12 Overdrive Automated Manual Transmission* 200-Gallon Fuel Capacity* 12,350 lb...

Condition	Used
Usage	430,618 Miles
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	NSMY2618B
MLS Number	14147020
Category	Sleeper Semi Trucks
Last Updated	2/20/2026
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(844) 385-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Mid Roof Sleeper, 505HP, 6 Speed Automatic

$58,380 USD

Condition	Used
Usage	511,328 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15 GHG'17 505/1625
Transmission	6 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.70 ratio
Stock Number	268693
MLS Number	14141155
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Hilliard, OH, US
Sold By	Ryder

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

$59,900 USD

180 Point Dealer Inspection Completed on this truck including a FULL PM SERVICE! This truck has received a DPF Inspection as well as a DOT Inspection ensuring it's road ready for you....

Condition	Used
Usage	401,077 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8680007
MLS Number	13730266
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

(844) 624-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

$109,950 USD

2023 Freightliner Cascadia 126 Sleeper – Detroit DD15 450 HP, DT12 Automatic, 76” Raised Roof Double Bunk, 191K Miles This 2023 Freightliner Cascadia 126 is a well-maintained, Class 8...

Condition	Used
Usage	191,443 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MO11105
MLS Number	14109178
Category	Sleeper Semi Trucks
Last Updated	2/11/2026
Location	Kansas City, MO, US
Sold By	Michelle Sells Trucks

(844) 333-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 400HP

$53,700 USD

Add a 90 day / 25,000 mile Warranty for $1,500. 2020 Freightliner Cascadia 126 Powered by a DD15 Engine with 400hp and a DT 12-12 Speed Automatic Transmission for Optimum Fuel Efficiency....

Condition	Used
Usage	442,658 Miles
Horse Power	400 HP
Engine Model	Detroit DD15
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.16 ratio
Capacity	200 Gallons
Weight	52,000
Stock Number	579013
MLS Number	13778773
Category	Sleeper Semi Trucks
Last Updated	2/4/2026
Location	El Paso, TX, US
Sold By	Doggett

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

$59,900 USD

Parksmart APU! This 2021 Freightliner Cascadia is powered by DD15 engine and paired with a smooth shifting DT12 Automatic Transmission; Spacious 72in Double Bunk Sleeper; TV Prep; heated...

Condition	Used
Usage	401,571 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8679934
MLS Number	13603510
Category	Sleeper Semi Trucks
Last Updated	2/3/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

(844) 385-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Mid Roof Sleeper, 450HP, 12 Speed Automatic

$59,479 USD

Condition	Used
Usage	546,629 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	880015
MLS Number	14119057
Category	Sleeper Semi Trucks
Last Updated	1/31/2026
Location	Charlotte, NC, US
Sold By	Ryder

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

$48,000 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 672,917 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	672,917 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 3.23 ratio
Stock Number	385900
MLS Number	14114355
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$48,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 663,873 miles, 455HP DD15AT engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	663,893 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 3.23 ratio
Stock Number	385892
MLS Number	14114349
Category	Sleeper Semi Trucks
Last Updated	1/30/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

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

$46,500 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck, 455 HP diesel engine, DD15AT, 67,3542 miles, 72" integral sleeper, 12-speed automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	673,542 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 3.23 ratio
Stock Number	385897
MLS Number	14111092
Category	Sleeper Semi Trucks
Last Updated	1/29/2026
Location	Phoenix, AZ, US
Sold By	Penske Used Trucks

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 400HP, Automatic

$60,900 USD

2022 Freightliner Cascadia with only 421k miles equipped with a DD15 Engine and DT12 Automatic Transmission; Heated Mirrors; Hill Start Assist; All Aluminum Wheels; Spacious Double Bunk...

Condition	Used
Usage	421,651 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8679946
MLS Number	13616867
Category	Sleeper Semi Trucks
Last Updated	1/22/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

(844) 385-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - 48" Mid Roof Sleeper, 450HP, 12 Speed Automatic

$59,623 USD

Condition	Used
Usage	544,509 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13 GHG'17 450/1625
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	880014
MLS Number	14058097
Category	Sleeper Semi Trucks
Last Updated	12/23/2025
Location	Charlotte, NC, US
Sold By	Ryder

(844) 241-___ SHOW
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2026 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Other

$179,995 USD

2026 Freightliner Cascadia 126 Sleeper -- Detroit Diesel -- DT12 Overdrive, * Detroit DD15 14.8L Diesel -- 505 HP / 1650 lb.-ft Torque, * DT12 Overdrive Automated Manual Transmission, *...

Condition	New
Usage	1,777 Miles
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TSWV3908
MLS Number	13987646
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward