Freightliner Tandem Axle Cascadia 126 Sleeper Semi Trucks For Sale

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

$54,999 USD

FEDEX SPEC CALL TIPTON CONQUEST FOR TRUCK AND TRAILER SALES!,

Condition	Used
Usage	474,000 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
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13813860
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 321-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$85,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 09/19/2022, LEAD TRUCK,

Condition	Used
Usage	5,631 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1718
MLS Number	14044092
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

(844) 321-___ SHOW
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Featured Item

2024 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

$95,900 USD

Balance of Detroit Diesel 5 Year/500K Mile Major Components (PARTS ONLY) Warranty and 5 Year/750K Mile Basic Transmission Warranty In Service: 03/06/2023,

Condition	Used
Usage	5,326 Hours
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	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	1714
MLS Number	14044040
Category	Sleeper Semi Trucks
Last Updated	12/31/2025
Location	Fontana, CA, US
Sold By	Yerevan Truck & Equipment Sales

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Featured Item

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

$34,999 USD

729000 Miles, Engine: DETROIT DD15, Fuel Type: Diesel, Drive: 6x4, Tandem Rear Axles

Condition	Used
Usage	729,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
MLS Number	13767221
Category	Sleeper Semi Trucks
Last Updated	12/22/2025
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 216-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Recently Updated

$54,600 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 505,081 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	505,081 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.09 ratio
Stock Number	LY5951
MLS Number	13916429
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$56,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 548,464 miles, 455 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	548,487 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 2.41 ratio
Stock Number	360391
MLS Number	14045195
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Dallas, TX, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Recently Updated

$59,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 478,551 miles, 72" integral sleeper, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle,...

Condition	Used
Usage	478,551 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	360195
MLS Number	14024768
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Anderson, SC, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Newly Listed

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Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride suspension....

Condition	Used
Usage	592,057 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	358697
MLS Number	14077258
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Denver, CO, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 475HP, 12 Speed Automatic

Recently Updated

$35,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 793,004 miles, 475 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	793,051 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 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	354724
MLS Number	14014087
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Goldsboro, NC, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $44,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 623,630 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	623,630 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	351407
MLS Number	13803287
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Boaz, AL, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $63,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 208,532 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	208,532 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	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	352265
MLS Number	13729841
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Newark, OH, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Price Drop $60,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 458,570 miles, 505 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	458,570 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	352006
MLS Number	13800796
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Clackamas, OR, US
Sold By	Penske Used Trucks

(855) 717-___ SHOW
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2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Recently Updated

$44,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** SLIDING 5TH WHEEL!!!!! AIR RIDE, K-PIN REL, AIR SLIDE,HSA OFF Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...

Condition	Used
Usage	649,345 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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	N15207-DELIVERY 2 U
MLS Number	13849033
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Turlock, CA, US
Sold By	Diamond Truck Sales Inc

(909) 775-___ SHOW
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2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Recently Updated

$48,000 USD

Please contact sergio if you have any questions or concerns Thank you,

Condition	Used
Usage	594,347 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	20402
MLS Number	13820549
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Fontana, CA, US
Sold By	TCI Transportation

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $65,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale with 381,884 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13,300 lb front...

Condition	Used
Usage	381,885 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	342002
MLS Number	13854039
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Greeley, CO, US
Sold By	Penske Used Trucks

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

Price Drop $75,250 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. Come see us...

Condition	Used
Usage	318,855 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	341503
MLS Number	14021132
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Suwanee, GA, US
Sold By	Penske Used Trucks

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

Recently Updated

$67,000 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, air ride...

Condition	Used
Usage	345,346 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	341035
MLS Number	13093559
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Goldsboro, NC, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Price Drop $44,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 697,220 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	697,220 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	291385
MLS Number	14049002
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Suwanee, GA, US
Sold By	Penske Used Trucks

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

Price Drop $54,250 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	1/8/2026
Location	San Antonio, TX, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 581,346 miles, 455HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	581,346 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	286250
MLS Number	14013689
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Dalton, GA, US
Sold By	Penske Used Trucks

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

Price Drop $50,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 580,585 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle....

Condition	Used
Usage	580,585 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	286248
MLS Number	14013687
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Dalton, GA, US
Sold By	Penske Used Trucks

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 13 Speed Ultrashift Manual

Recently Updated

$66,900 USD

One Owner Fleet Maintained Truck, Contact: Ed Gibbs for details,

Condition	Used
Usage	487,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	13 Speed Ultrashift Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	2594
MLS Number	13707453
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Phoenix, AZ, US
Sold By	TCI Transportation

(713) 532-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 550HP, 13 Speed Manual

Recently Updated

$75,000 USD

This isn’t your average Cascadia. 2022, DD15 550HP, 13-speed manual, only 394K miles, and you’re still covered by the dealer to 550K. Sharp yellow paint, black Alcoas, all new rubber....

Condition	Used
Usage	394,561 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Detroit DD15
Transmission	13 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	2609
MLS Number	13703490
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Humble, TX, US
Sold By	TCI Transportation

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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Manual

Recently Updated

Contact for price

2022 Freightliner Cascadia 126 (Just Came In!), DD15, 455HP, DT12 automatic, under 500K miles. Fleet-maintained sleeper with a clean interior. Fully DOT ready, road-tested, and runs strong....

Condition	Used
Usage	441,406 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Transmission	Manual
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Stock Number	20430
MLS Number	13662855
Category	Sleeper Semi Trucks
Last Updated	1/8/2026
Location	Humble, TX, US
Sold By	TCI Transportation