Used 6x4 Sleeper Semi Trucks For Sale

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

Newly Listed

$77,995 USD

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

Condition	Used
Usage	439,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2005
MLS Number	14457434
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Newly Listed

$80,995 USD

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

Condition	Used
Usage	423,000 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	2301
MLS Number	14457433
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

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

Newly Listed

$80,995 USD

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

Condition	Used
Usage	421,000 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	2034
MLS Number	14457426
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

(716) 218-___ SHOW
NUMBERCall Seller

2020 Peterbilt 389 Sleeper Semi Truck - 58" Flat Top Sleeper, Cummins 565HP, 18 Speed Manual

Newly Listed

$114,900 USD

Take a closer look at this 2020 Peterbilt 389. This used sleeper truck is powered by a Cummins X15 diesel engine delivering 565 HP and features a 15-liter displacement. It is equipped with...

Condition	Used
Usage	458,211 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	58"
Suspension	Low Air
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	213227
MLS Number	14457411
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(855) 591-___ SHOW
NUMBERCall Seller

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Newly Listed

$64,900 USD

2021 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained 505 HP Cascadia!, Strong factory-powered DD15 Cascadia with a clean condo sleeper setup, good miles, and only 12k hours! , 505 HP...

Condition	Used
Usage	436,665 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 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	3.08 ratio
Stock Number	MR5149
MLS Number	14457396
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(855) 981-___ SHOW
NUMBERCall Seller

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit

Newly Listed

$33,000 USD

2020 Freightliner Cascadia 126 Sleeper Unit is Sold As-Is Specs:, -Mileage: 639894, -Drive: 6x4, -Engine: Detroit DD15, -Wheels: Aluminum, -Tireds: 22.5LP, -Sleeper: Raised Roof Double Bunk...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	TNHC33152EMAC
MLS Number	14457358
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Macon, GA, US
Sold By	Nationwide Haul

(855) 807-___ SHOW
NUMBERCall Seller

2021 International LT Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$44,500 USD

CLEAN FLEET MAINTAINED 2021 INTERNATIONAL LT, CULMMINS X15, 450HP, 12 SPEED AUTO TRANSMISSION, 2.64 RATIOS, 73" DOUBLE BUNK CONDO SLEEPER, NO CODES, NO LEAKS, GOOD RUBBER, FRIDGE,INVERTER...

Condition	Used
Usage	441,941 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	7318
MLS Number	14457331
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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

Recently Updated

$60,995 USD

2021 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 549,000 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	549,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Rear Axle	Tandem Axle
Stock Number	8306
MLS Number	14434412
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Recently Updated

$62,900 USD

VERY NICE ULTRALOFT! 2023 Peterbilt 579 with an 80in Double Bunk Sleeper; Powered by a 455hp MX13 Engine and Paired with a 12 Speed Automatic Transmission; JX Certified! This truck is coming...

Condition	Used
Usage	446,127 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8680470
MLS Number	14408400
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2025 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 350HP, 12 Speed Dt12 Automatic

Recently Updated

$96,995 USD

2025 FREIGHTLINER CASCADIA 126, DETROIT ENGINE, DETROIT DT12 AUTOMATIC TRANSMISSION, 434,014 MILES, FLEET MAINTAINED FINANCING AVAILABLE FOR ALL CREDIT TYPES, ZERO DOWN AVAILABLE ON...

Condition	Used
Usage	434,014 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	1930
MLS Number	14386362
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit 455HP

Recently Updated

$76,995 USD

2022 FREIGHTLINER CASCADIA 126, DETROIT DD15 LOW ENGINE HOURS, DETROIT DT12 AUTOMATIC TRANSMISSION, 487,093 MILES, DIESEL APU, REFRIGERATOR, COLLISION MITIGATION SYSTEM, BLIND SPOT...

Condition	Used
Usage	487,093 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	5272
MLS Number	14386342
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Fontana, CA, US
Sold By	Fontana Truck Outlet

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$57,900 USD

Cummins X15 with 450hp! This 2022 Kenworth T680 is now available for sale! Well Maintained with a FULL PM SERVICE! 180 Point Dealer Inspection; DOT Inspection and is a 12 Speed Automatic...

Condition	Used
Usage	423,557 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
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	8680516
MLS Number	14374940
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Rockford, IL, US
Sold By	JX Truck Center

2023 Peterbilt 579 Sleeper Semi Truck - Paccar 380HP

Recently Updated

$64,900 USD

ULTRALOFT WITH WARRANTY! This Sharp Unit has warranty until 3.31.27 or 500k miles on the engine and emissions warranty until 435k Miles! 80in Single Bunk Sleeper loaded with a 180 Point...

Condition	Used
Usage	369,718 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8680469
MLS Number	14374938
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2023 Peterbilt 579 Sleeper Semi Truck - Paccar 380HP

Recently Updated

$66,900 USD

ONLY 311k Miles and Still Under Factory Warranty until 3.31.27! This 2023 Peterbilt 579 is coming with a 180 Point Dealer Inspection; DOT Inspection and FULL PM SERVICE! Unit is Powered by a...

Condition	Used
Usage	311,050 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	8680456
MLS Number	14374936
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$67,900 USD

CUMMINS X15! This 2022 Peterbilt 579 is powered by a 450hp Cummins X15 Engine and Paired with a 12 Speed Automatic Transmission. Unit only has 460k Miles! Spacious 80in Single Bunk Sleeper;...

Condition	Used
Usage	460,536 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680424
MLS Number	14369239
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center

2022 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Recently Updated

$59,900 USD

SHARP NEXT GEN! 2022 Kenworth T680 with a 455hp MX13 Engine and a 12 Speed Automatic Transmission! Thermo King APU Installed! Hood Mirrors; Air Slide 5th Wheel; Full Disc Brakes; Digital...

Condition	Used
Usage	344,908 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	8680482
MLS Number	14350063
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Wyoming, MI, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 485HP, 13 Speed Manual

Recently Updated

$62,900 USD

Only 311k Miles! FULL PREP! 485hp MX13 Engine Paired with 13 Speed Manual Transmission. Unit is coming JX Certified which includes a 180 Point Dealer Inspection; FULL PM Service; and a DOT...

Condition	Used
Usage	311,151 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680388
MLS Number	14350028
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 485HP, 13 Speed Manual

Recently Updated

$59,900 USD

PRICED TO MOVE! This 2022 Peterbilt 579 is Powered by an MX13 Engine with 485hp and paired with a 13 Speed MANUAL Transmission! Heated Mirrors; Air Slide 5th Wheel; Full Disc Brakes;...

Condition	Used
Usage	397,010 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680387
MLS Number	14350025
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Bolingbrook, IL, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 485HP, 13 Speed Manual

Recently Updated

$62,900 USD

JX CERTIFIED! This 2022 Peterbilt 579 is coming with options! 485hp MX13 Engine paired with a 13 Speed MANUAL Transmission! Only 301k MILES! Full Disc Brakes; Inverter; Refrigerator; TV and...

Condition	Used
Usage	301,648 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	8680385
MLS Number	14350021
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

Recently Updated

$57,900 USD

BIG HP! Cummins X15 with 500hp and a 12 Speed Automatic Transmission! This 2022 Peterbilt 579 is also an Ultraloft with an 80in Spacious Double Bunk Sleeper! Bunk Heater; Air Ride Driver...

Condition	Used
Usage	487,674 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	8680353
MLS Number	14350016
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Wadsworth, IL, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

Recently Updated

$57,900 USD

500hp Cummins X15 with a 12 Speed Automatic Transmission! 2022 Peterbilt 579 Ultraloft with a Spacious 80in Double Bunk Sleeper; Rear Bunk Controls; Air Slide 5th Wheel; Front Disc Brakes;...

Condition	Used
Usage	450,489 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8680352
MLS Number	14350014
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Automatic

Recently Updated

$65,900 USD

500hp Cummins X15! This Ultraloft 2022 Peterbilt 579 has a 12 Speed Automatic Transmission; 80in Double Bunk Sleeper; Refrigerator; Front Disc Brakes; Air Slide 5th Wheel; Rear Bunk Controls...

Condition	Used
Usage	395,706 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	8680351
MLS Number	14350010
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Wadsworth, IL, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Recently Updated

$54,900 USD

Very Nice 2022 Peterbilt 579 with a 455hp MX13 Engine and a 12 Speed Automatic Transmission; Full Disc Brakes; 80in Ultraloft Spacious Double Bunk Sleeper; Refrigerator; and a Fresh DOT...

Condition	Used
Usage	410,022 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8680350
MLS Number	14350009
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center

2022 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Recently Updated

$54,900 USD

Very Nice 2022 Peterbilt 579 with a 455hp MX13 Engine and a 12 Speed Automatic Transmission; Full Disc Brakes; 80in Ultraloft Spacious Double Bunk Sleeper; Refrigerator; and a Fresh DOT...

Condition	Used
Usage	407,531 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	8680349
MLS Number	14350001
Category	Sleeper Semi Trucks
Last Updated	6/30/2026
Location	Pewaukee, WI, US
Sold By	JX Truck Center