Used 6x4 Sleeper Semi Trucks For Sale in United States

24 2

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

Price Drop

$49,000 USD

489,856 Miles, Detroit DD13, 450 HP, DT12 Automated, Good Rubber, Clean Interior, Sliding 5th Wheel, Single Bunk Sleeper, Power Windows/Locks/Mirrors, Aluminum Wheels, Bluetooth, CD Player,...

Condition	Used
Usage	489,856 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD13
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MU4535
MLS Number	13788409
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

22 2

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

Recently Updated

$52,000 USD

513120 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels:...

Condition	Used
Usage	513,120 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	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MU4540
MLS Number	13788408
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

23 2

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

Price Drop

$52,500 USD

506k Miles, Detroit DD13, 450 HP, DT12 Automated, Collision Mitigation, Fridge, 223" WB, 3.08 Ratio, 12,500# Fronts, 40,000# Rears, 72" Sleeper, Single Bunk, Fleet Maintained, Air Slide...

Condition	Used
Usage	507,000 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	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MS7882
MLS Number	13788402
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(724) 243-___ SHOW
NUMBERCall Seller

14 0

2020 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Recently Updated

$39,500 USD

2020 579 Sleeper ready to work! ***90 Day Truckmaster warranty included***, Paccar MX-13 engine and Eaton Endurant transmission, Clean truck inside and out, come check it out!,

Condition	Used
Usage	454,096 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	204967
MLS Number	13779447
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Smithfield, PA, US
Sold By	Hunter Truck

23 1

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

Recently Updated

$73,900 USD

260000 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels:...

Condition	Used
Usage	260,000 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	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MS7876
MLS Number	13773241
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 781-___ SHOW
NUMBERCall Seller

19 0

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

Newly Listed

$62,700 USD

Condition	Used
Usage	322,698 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	12067
MLS Number	13992518
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Charlotte, NC, US
Sold By	Schneider

25 2

2021 Freightliner Cascadia 116 Sleeper Semi Truck - Detroit

Recently Updated

$69,900 USD

291500 Miles, Engine: DETROIT DD13, 450 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 72, Wheels:...

Condition	Used
Usage	291,500 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	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MS7884
MLS Number	13738453
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

21 2

2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

Price Drop

$37,900 USD

76 Inch High-Roof Sleeper, Upper Bunk, 575,000 Approximate Miles, ECM Reads 575,000 Miles, Cummins X15 Engine, 450 H.P., Engine Brake, Eaton Fuller Endurant 12 Speed Transmission,...

Condition	Used
Usage	575,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	242445
MLS Number	13712697
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

4 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

Recently Updated

Contact for price

60 Inch Mid-Roof XT Sleeper, Detroit DD13 Engine, 450 H.P., Engine Brake, DT12 Transmission, (Automatic), 40,000 Lb. Rear Ends, 3.23 Ratio, Air Ride Suspension, Hydraulic Power Steering, Air...

Condition	Used
Usage	540,000 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
Stock Number	KR5038
MLS Number	13712688
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

23 3

2018 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 455HP, 10 Speed Automatic

Price Drop

$25,000 USD

697k Miles, MX-13 Paccar, 455 HP, Ultrashift Auto, Fleet Maintained, Dual Air Ride Seats, Fridge, Double Bunk Mid-Roof, Air Suspension Dump, Inter-Axle Lock, Full Lockers, Pump with PTO, CD...

Condition	Used
Usage	697,206 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	474010
MLS Number	13709991
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

27 1

2017 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Paccar 450HP, 10 Speed Ultrashift Amt

Price Drop

$26,900 USD

542,320 Miles, Paccar MX-13, Ultrashift Automatic, Fresh DOT, Fridge, Double Bunk Sleeper, Excellent Rubber, Tilt/Tele, Fleet Maintained, Air Slide 5th Wheel, Dual Air Ride Seats, Cruise,...

Condition	Used
Usage	542,320 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Ultrashift Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	441293
MLS Number	13709989
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

26 2

2019 Freightliner Cascadia 125 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 10 Speed Manual

Price Drop

$31,000 USD

639,776 Miles, Detroit DD13, 450 HP, 10 Speed Manual, Air Ride, Aluminum Wheels, 242" WB, 12,500 # Fronts, 40,000# Rears, 3.25 Ratio, Fleet Maintained, 72" Sleeper, Single Bunk, Fridge,...

Condition	Used
Usage	639,776 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
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 3.25 ratio
Stock Number	KK1130
MLS Number	13671125
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 781-___ SHOW
NUMBERCall Seller

19 0

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

Newly Listed

$54,200 USD

Condition	Used
Usage	506,363 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	13870
MLS Number	13992501
Category	Sleeper Semi Trucks
Last Updated	11/21/2025
Location	Charlotte, NC, US
Sold By	Schneider

26 1

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

Price Drop

$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	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

26 1

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

Price Drop

$32,000 USD

696,700 Miles, Detroit DD15, 455 HP, DT12 Automated, Double Bunk, 3.08 Ratio, 13k Fronts, 40k Rears, Collision Mitigation, APU, Super Singles, Air Slide 5th Wheel, Air Ride, Aluminum Wheels,...

Condition	Used
Usage	696,733 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	KA5264
MLS Number	13644782
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

24 1

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

Price Drop

$30,500 USD

653,557 Miles, Detroit DD15, 470 HP, Eaton 10 Speed Auto, Electric APU, Super Singles, Air Ride, 12,350# Fronts, 40,000# Rears, Aluminum Wheels, 3.25 Ratio, 230" WB, Jakes, Disc Brakes, Air...

Condition	Used
Usage	653,557 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	JK2162
MLS Number	13644780
Category	Sleeper Semi Trucks
Last Updated	11/21/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 985-___ SHOW
NUMBERCall Seller

37 0

2021 Volvo VNL64T760 Sleeper Semi Truck - 70" Raised Roof Sleeper, D13 455HP, Automatic

Recently Updated

$59,999 USD

FULL PREP! This 2021 Volvo 760 is powered by a 455hp D13 Motor and paired with Volvo's own iShift Automatic Transmission. We have prepped this unit with a huge 180 point dealer inspection...

Condition	Used
Usage	469,232 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	8679936
MLS Number	13603531
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

23 2

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Paccar 455HP, Automatic

Price Drop

$39,000 USD

460k Miles (picture shows Kilometers, will update), Paccar MX-13, 455 HP, Jakes, Automatic, Collision Mitigation System, Double Bunk Sleeper, 40k Rears, 2.79 Ratio, Air Ride Suspension,...

Condition	Used
Usage	459,676 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	372112
MLS Number	13603403
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

44 4

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

Price Drop

$52,000 USD

430,353 Miles, Cummins X15 Engine, 500 H.P Engine Brake, Endurant Automatic - 12 Speed, Fleet Maintained, Navigation, Virgin Rubber, Fridge, 76" Condo Sleeper with Workstation Upper Bunk,...

Condition	Used
Usage	430,353 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	417831
MLS Number	13603401
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

30 1

2017 Peterbilt 579 Sleeper Semi Truck - Paccar 455HP, Automatic

Recently Updated

$29,000 USD

504,722 Miles, Automatic Eaton, MX-13 Paccar, 455 HP, Fleet Maintained, 2.85 Ratio, HydraFLOW PTO, 72" Mid-Roof, Double Bunk, Dual Air Ride Seats, 13,200 Fronts, 38,000 Rears, Diff Lock, Air...

Condition	Used
Usage	504,722 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AG 380
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.85 ratio
Stock Number	432281
MLS Number	13603375
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

4 0

2016 Peterbilt 579 Sleeper Semi Truck - Paccar 455HP, Automatic

Price Drop

$22,000 USD

699,259 Miles, Paccar MX-13, 455 HP, Eaton Automatic, Fleet Maintained,

Condition	Used
Usage	699,300 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	AG 380
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.85 ratio
Stock Number	335624
MLS Number	13603371
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

2 0

2016 Peterbilt 579 Sleeper Semi Truck - Paccar 455HP, 10 Speed Manual

Price Drop

$24,900 USD

622,207 Miles, MX-13 Paccar, 455 HP, 10 Speed Manual, Fleet Maintained,

Condition	Used
Usage	622,207 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	78"
Suspension	AG 380
Rear Axle	Tandem Axle
Rear End	38,000 lb 3.36 ratio
Stock Number	332215
MLS Number	13603368
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 781-___ SHOW
NUMBERCall Seller

21 0

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

Newly Listed

$56,200 USD

Condition	Used
Usage	565,897 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	53131
MLS Number	13992464
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Gary, IN, US
Sold By	Schneider

29 1

2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop

$43,000 USD

Se habla español, 540k Miles, Many Available!, X15 – 450HP, 12 Speed Eaton Auto, Double bunk Condo, Aluminum wheels, Battery APU, Nice Rubber, Air Slide 5th Wheel, ParkSmart APU, Workstation...

Condition	Used
Usage	540,870 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	399372
MLS Number	13601260
Category	Sleeper Semi Trucks
Last Updated	11/20/2025
Location	Monroe, GA, US
Sold By	AAA Trucks LLC