Used Freightliner 6x4 Sleeper Semi Trucks For Sale

2019 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Recently Updated

$29,900 USD

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

Condition	Used
Usage	723,210 Miles
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	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2018 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 455HP, 10 Speed Manual

Recently Updated

$34,900 USD

DPF filters just replaced (April 2026) — fresh aftertreatment. ELECTRONIC STABILITY CONTROL, BRAKE ASSIST, ADAPTIVE CRUISE CONTROL, LANE DEPARTURE WARNING, TIRE PRESSURE MONITORING SYSTEM....

Condition	Used
Usage	593,503 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Stock Number	JK2166
MLS Number	14080353
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2022 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, Battery Powered HVAC with Optimized Idle

Newly Listed

$69,200 USD

Condition	Used
Usage	367,112 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 GHG 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	14154
MLS Number	14511394
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Houston, TX, US
Sold By	Schneider

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

Recently Updated

$49,900 USD

Several Available!, Full 128 Point Inspection, 550,311 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	550,311 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	LY5974
MLS Number	13916445
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$52,900 USD

Several Available!, Full 128 Point Inspection, 567,215 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	567,215 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	LY5966
MLS Number	13916443
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$54,500 USD

Several Available!, Full 128 Point Inspection, 546,304 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	546,304 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	LY5977
MLS Number	13916438
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$53,300 USD

Full 128 Point Inspection, 559,891 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet Maintained, Dual Air...

Condition	Used
Usage	560,394 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	LY5968
MLS Number	13916430
Category	Sleeper Semi Trucks
Last Updated	7/30/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

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

Recently Updated

$44,700 USD

Several Available!, Full 128 Point Inspection, 663,776 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals, Fleet...

Condition	Used
Usage	663,776 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	LY5973
MLS Number	13916428
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2020 Freightliner Cascadia Sleeper Semi Truck - 72" Extra-Tall Roof, Detroit, Automatic, TriPac

Recently Updated

$55,200 USD

Condition	Used
Usage	437,697 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD13 GHG 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	30323
MLS Number	14113910
Category	Sleeper Semi Trucks
Last Updated	7/30/2026
Location	Charlotte, NC, US
Sold By	Schneider

(833) 801-___ SHOW
NUMBERCall Seller

2009 Freightliner Columbia 120 Sleeper Semi Truck - 70" Flat Top Sleeper, Cummins 370HP, 10 Speed Manual

Newly Listed

$10,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, DUMP VALVE, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, POWER WINDOWS, POWER MIRROR, TILT/TELE!,

Condition	Used
Usage	1,209,134 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	370 HP
Engine Model	Cummins ISM
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	09ISM120CL
MLS Number	14510112
Category	Sleeper Semi Trucks
Last Updated	7/28/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

2025 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Recently Updated

$91,700 USD

Condition	Used
Usage	428,054 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	33329
MLS Number	14394728
Category	Sleeper Semi Trucks
Last Updated	7/28/2026
Location	Indianapolis, IN, US
Sold By	Schneider

(855) 910-___ SHOW
NUMBERCall Seller

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

Recently Updated

$70,950 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	485,713 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	3762
MLS Number	14490486
Category	Sleeper Semi Trucks
Last Updated	7/28/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

2024 Freightliner Cascadia - 72" Raised Roof Double Bunk Sleeper, Detroit, Automatic, Optimized Idle

Recently Updated

$77,200 USD

Condition	Used
Usage	460,830 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	30712
MLS Number	13554683
Category	Sleeper Semi Trucks
Last Updated	7/28/2026
Location	Edwardsville, IL, US
Sold By	Schneider

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

Price Drop $37,000 USD

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	7/28/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

Price Drop $34,900 USD

540,395 Miles, Detroit DD13 450 HP, DT12 Automated, 60" Mid-Roof XT, Jakes, 40,000# Rears, 3.23 Ratio, Air Ride, Deer Guard, Quarter Fenders, Bunk Heater, Tilt/Tele, Cruise, Power Windows,...

Condition	Used
Usage	540,395 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	KR5038
MLS Number	14487580
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(866) 530-___ SHOW
NUMBERCall Seller

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

Recently Updated

$73,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 527,850 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	527,850 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	40,000 lb
Stock Number	1808
MLS Number	14457620
Category	Sleeper Semi Trucks
Last Updated	7/31/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Recently Updated

$52,000 USD

Several Available!, Fresh DOT, Full 128 Point Inspection, 525,063 Miles, DD15 Detroit, 455 HP, DT12 HD Automated, Double Bunk Condo, Electric APU, Super Singles - can switch out for duals...

Condition	Used
Usage	525,063 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	LY5961
MLS Number	13916441
Category	Sleeper Semi Trucks
Last Updated	7/26/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2013 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 10 Speed Manual

Recently Updated

$24,200 USD

581561 Miles, Engine: DETROIT DD15, 450 HP, Fuel Type: Diesel, 10 Speed Manual Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Mid Roof Sleeper, Sleeper Size: 72, Tires:...

Condition	Used
Usage	581,561 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD15
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 2.64 ratio
Stock Number	BV9641
MLS Number	13586480
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2014 Freightliner Cascadia 113 Sleeper Semi Truck - Detroit

Recently Updated

$15,500 USD

800k Miles, Deleted Emissions, TRUCK IS AS IS, Mechanic special. needs engine work Detroit DD13, 410 HP, 13 Speed Manual, 3.42 Ratio, 228" WB, 12,000# Fronts, 40,000# Rears, Dual Air Ride...

Condition	Used
Usage	800,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	FM0721
MLS Number	13372793
Category	Sleeper Semi Trucks
Last Updated	7/26/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(866) 530-___ SHOW
NUMBERCall Seller

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

Newly Listed

$82,995 USD

IN TRANSIT, FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON APPROVED CREDIT, FIRST TIME BUYERS WELCOME, EXTENDED WARRANTIES AVAILABLE, TRADE INS WELCOME, NATIONWIDE DELIVERY...

Condition	Used
Usage	440,000 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
Rear End	40,000 lb
Stock Number	2008
MLS Number	14507301
Category	Sleeper Semi Trucks
Last Updated	7/31/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(888) 564-___ SHOW
NUMBERCall Seller

2020 Freightliner Cascadia 113 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Newly Listed

$34,995 USD

CARB COMPLIANT; FLEET MAINTAINED; FRESH DETAIL; DOT READY; 2020 Freightliner Cascadia 113 Tandem Axle; Detroit DD13 Engine; Detroit DT12; Jakes; Power Windows; Power Locks; Aluminum Wheels;...

Condition	Used
Usage	652,313 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
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	15721
MLS Number	14507016
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc

(833) 300-___ SHOW
NUMBERCall Seller

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Newly Listed

Contact for price

716003 Miles, 8130 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, AirLiner Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	8,130 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	C-37964
MLS Number	14506998
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(866) 530-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$89,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 339,489 MILES LOW MILEAGE, FLEET MAINTAINED MULTIPLE UNITS AVAILABLE FINANCING AVAILABLE FOR ALL...

Condition	Used
Usage	339,489 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	40,000 lb
Stock Number	2016
MLS Number	14422359
Category	Sleeper Semi Trucks
Last Updated	7/26/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit

Recently Updated

$49,000 USD

533,569 Miles, DD13 Detroit, 505 HP, DT12 Automatic, 3.08 Ratio, Long 228" WB, 12k Fronts, 40k Rears, Power Windows/Locks/Mirrors, Aluminum Wheels, Air Slide 5th Wheel, Sirius XM/Bluetooth,...

Condition	Used
Usage	533,569 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MZ8680
MLS Number	14347154
Category	Sleeper Semi Trucks
Last Updated	7/25/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC