Freightliner 6x4 Sleeper Semi Trucks For Sale

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2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Battery Powered HVAC with Optimized Idle - Manager's Special!

Price Drop $84,900 USD

Condition	Used
Usage	390,343 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15TCO 50 STATE
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	75897
MLS Number	13959993
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	PHOENIX, AZ, US
Sold By	Schneider

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$55,300 USD

17 Matched Units Available!, 500k - 573k Miles, $49,500 - $57,600, Over 100 Cascadia Sleepers In Stock; 2018 Newer!, Fresh DOT, Full 128 Point Inspection, DD15 Detroit, 455 HP, DT12 HD...

Condition	Used
Usage	514,000 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 3.08 ratio
Stock Number	CASCADIA-GROUP
MLS Number	14140340
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$44,950 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every 45K...

Condition	Used
Usage	485,724 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	3523
MLS Number	14124214
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$44,950 USD

New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well Maintained Fleet Truck, Oil Changed Every 45K...

Condition	Used
Usage	483,746 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	3546
MLS Number	14107223
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Rear Axle	Tandem Axle
Stock Number	KP8058
MLS Number	14092813
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	705,687 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8086
MLS Number	14080368
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	658,413 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8083
MLS Number	14080367
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	654,064 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8071
MLS Number	14080366
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

Contact for price

AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	675,499 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8055
MLS Number	14080365
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	647,442 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8053
MLS Number	14080364
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	693,775 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8044
MLS Number	14080362
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

Contact for price

AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	658,103 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KP8043
MLS Number	14080361
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2018 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Dt12 Amt

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AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	682,987 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Stock Number	KA5250
MLS Number	14080357
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2018 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, 12 Speed Amt

$33,499 USD

AUTOMATIC. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM

Condition	Used
Usage	671,330 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automated
Rear Axle	Tandem Axle
Stock Number	KA5240
MLS Number	14080355
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2018 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit, 10 Speed Manual

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ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM. BOSE SEAT, HALO TIRE INFLATION SYSTEM, DISC BRAKES

Condition	Used
Usage	548,633 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Stock Number	JK2161
MLS Number	14080351
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2018 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit, 10 Speed Manual

Contact for price

ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORIING SYSTEM. BOSE SEAT, HALO TIRE INFLATION SYSTEM, DISC BRAKES

Condition	Used
Usage	600,973 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Stock Number	JK2146
MLS Number	14080349
Category	Sleeper Semi Trucks
Last Updated	2/13/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 985-___ SHOW
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2022 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, Automatic

$64,900 USD

REMAINING EW4 on Engine and Transmission until 10.22.26 or 500k miles on the engine or 750k Miles on the Transmission or 10.22.26. This 2022 Freightliner Cascadia has a STRONG 455 HP DD15...

Condition	Used
Usage	469,915 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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	8680209
MLS Number	13998207
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center

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2022 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

$64,700 USD

Condition	Used
Usage	396,219 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15GHG21
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.28 ratio
Stock Number	52401
MLS Number	14139847
Category	Sleeper Semi Trucks
Last Updated	2/25/2026
Location	Wilmer, TX, US
Sold By	Schneider

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$53,950 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Alum Wheels, Well Maintained Fleet Truck, Oil...

Condition	Used
Usage	481,999 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3711
MLS Number	13852485
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(844) 985-___ SHOW
NUMBERCall Seller

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

2018 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit, 12 Speed Dt12 Amt

$32,000 USD

703,200 Miles, DD15 Detroit, 455 HP, DT12 Automated, Electric APU, 13,300 Fronts, 40,000 Rears, 3.08 Ratio, 229" WB, Double Bunk, Air Ride, Aluminum Wheels, Disc Brakes, Super Singles, Fleet...

Condition	Used
Usage	703,200 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	475 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 3.08 ratio
Stock Number	KA5249
MLS Number	13657699
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 781-___ SHOW
NUMBERCall Seller

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle - Manager's Special!

Price Drop $86,900 USD

Condition	Used
Usage	337,641 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Detroit DD15 GEN5
Drivetrain	6x4
Transmission	Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	31388
MLS Number	13852270
Category	Sleeper Semi Trucks
Last Updated	2/18/2026
Location	PHOENIX, AZ, US
Sold By	Schneider

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$65,000 USD

N.A.P. New Style Cascadia, Air Release 5th Wheel, Sliding 5th Wheel, Automatic Transmission, Espar Bunk Heater, 1500-Watt invertor, Refrigerator, TV Mounting Bracket, Opti Idle, Detroit...

Condition	Used
Usage	486,164 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	3784
MLS Number	14101544
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$55,300 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 500,000 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	514,395 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 3.08 ratio
Stock Number	LY5957
MLS Number	13928572
Category	Sleeper Semi Trucks
Last Updated	2/12/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC