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Blue 12 Speed Sleeper Semi Trucks with Cummins Engines For Sale
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37
2
2019 Peterbilt 579 Sleeper Semi Truck - Cummins 450HP, Automatic
Price Drop
$39,900 USD
80 Inch Ultra-Loft Sleeper, Upper Bunk, 591,000 Approximate Miles,, ECM Reads 591,000 Miles, Cummins X15 Engine, 450 H.P Engine Brakes, EEO-18F112C12 Transmission, (Automatic), 40,000 Lb....
Condition
Used
Usage
591,500 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
80"
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
38,000 lb 2.79 ratio
Stock Number
633380
MLS Number
13586583
Category
Sleeper Semi Trucks
Last Updated
6/28/2025
Location
Monroe, GA, US
Sold By
AAA Trucks LLC
(844) 216-___
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NUMBER
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42
1
2020 Kenworth T680 Sleeper Semi Truck - 60" Mid Roof Sleeper, Cummins 400HP, 12 Speed Automatic
Recently Updated
$52,900 USD
ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** Automatic!!! ENGINE BRAKE, DEF, TC, MINI FRIDGE, TC Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...
Condition
Used
Usage
508,951 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
60"
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
2.79 ratio
Stock Number
N14870-DELIVERY 2 U
MLS Number
13425692
Category
Sleeper Semi Trucks
Last Updated
6/27/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
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NUMBER
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29
1
2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$46,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, OFF ROAD, AIR RIDE, PDL LOCK, Se...
Condition
Used
Usage
494,721 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
N15043-DELIVERY 2 U
MLS Number
13635748
Category
Sleeper Semi Trucks
Last Updated
6/24/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
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NUMBER
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50
1
2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic
$53,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
Condition
Used
Usage
528,303 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
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
B03603-DELIVERY 2 U
MLS Number
13593851
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Bakersfield, CA, US
Sold By
Diamond Truck Sales Inc
(844) 900-___
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NUMBER
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45
1
2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic
$53,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
Condition
Used
Usage
528,398 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
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
B03602-DELIVERY 2 U
MLS Number
13593847
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Bakersfield, CA, US
Sold By
Diamond Truck Sales Inc
(844) 900-___
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NUMBER
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48
1
2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic
$54,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
Condition
Used
Usage
510,638 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
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
B03601-DELIVERY 2 U
MLS Number
13593831
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Bakersfield, CA, US
Sold By
Diamond Truck Sales Inc
(844) 900-___
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NUMBER
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52
1
2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic
$53,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TOALL 48 STATES!! *** AUTOMATIC!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, MINI-FRIDGE,, Se Habla Español! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7...
Condition
Used
Usage
534,413 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
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
B03600-DELIVERY 2 U
MLS Number
13593806
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Bakersfield, CA, US
Sold By
Diamond Truck Sales Inc
(844) 900-___
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NUMBER
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29
1
2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$42,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, OFF ROAD, AIR RIDE, PDL LOCK, Se...
Condition
Used
Usage
503,887 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
N15022-DELIVERY 2 U
MLS Number
13593752
Category
Sleeper Semi Trucks
Last Updated
6/24/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
SHOW
NUMBER
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28
1
2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$42,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, OFF ROAD, AIR RIDE, PDL LOCK, Se...
Condition
Used
Usage
504,570 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
N15021-DELIVERY 2 U
MLS Number
13593747
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
SHOW
NUMBER
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39
2
2021 Kenworth T680 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
$69,950 USD
Experience the perfect blend of comfort, power, and efficiency with this 2021 Kenworth T680 Mid Roof Sleeper Truck. With 473,248 miles, this stunning blue truck is ready to tackle long hauls...
Condition
Used
Usage
14,410 Hours
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
Mid Roof Sleeper
Sleeper Size
58"
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.85 ratio
Stock Number
OK10260
MLS Number
13537354
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
(844) 624-___
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NUMBER
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37
1
2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$61,900 USD
** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!!, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!!...
Condition
Used
Usage
461,681 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
2.79 ratio
Stock Number
N14931-DELIVERY 2 U
MLS Number
13483844
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
SHOW
NUMBER
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33
1
2020 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$57,900 USD
** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC!!!!, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!!...
Condition
Used
Usage
543,572 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Rear Axle
Tandem Axle
Stock Number
N14923-DELIVERY 2 U
MLS Number
13483830
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
SHOW
NUMBER
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39
2
2021 Kenworth T680 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
$69,950 USD
Experience the perfect blend of comfort, power, and efficiency with this 2021 Kenworth T680 Mid Roof Sleeper Truck. With 473,248 miles, this stunning blue truck is ready to tackle long hauls...
Condition
Used
Usage
473,248 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
Mid Roof Sleeper
Sleeper Size
58"
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.85 ratio
Stock Number
OK10260
MLS Number
13537371
Category
Sleeper Semi Trucks
Last Updated
6/20/2025
Location
Kansas City, MO, US
Sold By
Michelle Sells Trucks
(844) 624-___
SHOW
NUMBER
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39
2
2021 Kenworth T680 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt
$69,950 USD
Experience the perfect blend of comfort, power, and efficiency with this 2021 Kenworth T680 Mid Roof Sleeper Truck. With 473,248 miles, this stunning blue truck is ready to tackle long hauls...
Condition
Used
Usage
14,410 Hours
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
Mid Roof Sleeper
Sleeper Size
58"
Suspension
Air Ride
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.85 ratio
Stock Number
OK10260
MLS Number
13537369
Category
Sleeper Semi Trucks
Last Updated
6/18/2025
Location
Oklahoma City, OK, US
Sold By
Michelle Sells Trucks
(844) 624-___
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NUMBER
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29
1
2020 International LT Sleeper Semi Truck - Raised Roof Sleeper, Cummins 400HP, 12 Speed Endurant Automatic
$39,900 USD
*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC 12-SPEED!!! CUMMINS X15, DEF, ENGINE BRAKE, SLEEPER WINDOW, SLIDING 5TH WHEEL, OFF ROAD, AIR RIDE, PDL LOCK, Se...
Condition
Used
Usage
593,793 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Suspension
Air Ride
Rear Axle
Tandem Axle
Stock Number
N15023-DELIVERY 2 U
MLS Number
13593743
Category
Sleeper Semi Trucks
Last Updated
6/21/2025
Location
Turlock, CA, US
Sold By
Diamond Truck Sales Inc
(855) 717-___
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NUMBER
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6
0
2025 Kenworth W990 Sleeper Semi Truck - 40" Flat Top Sleeper, Cummins 500HP, 12 Speed Endurant Amt
$214,950 USD
PRICE INCLUDES FET. New Kenworth W990 Flat-top Sleeper for sale. Features: Dual Exhaust, 220-gallon Fuel Capacity, Espar Bunk Heater, Slate Gray Diamond VIT Interior, Heated Leather Driver's...
Condition
New
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
500 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
Flat Top Sleeper
Sleeper Size
40"
Suspension
AG 400L
Rear Axle
Tandem Axle
Rear End
40,000 lb 3.08 ratio
Stock Number
174420
MLS Number
13213023
Category
Sleeper Semi Trucks
Last Updated
5/21/2025
Location
Swedesboro, NJ, US
Sold By
Coopersburg & Liberty Kenworth
(855) 982-___
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NUMBER
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8
0
2025 Kenworth T680 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 500HP, 12 Speed Amt
$214,950 USD
PRICE INCLUDES FET. New Kenworth T680 Mid-roof Sleeper for sale. Features: Dual Fuel Tanks, 270-gallon Fuel Capacity, Diamond VIT Slate Gray Interior, Navigation, Heated Leather Seats,...
Condition
New
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
500 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Automated
Sleeper Type
Mid Roof Sleeper
Sleeper Size
76"
Suspension
AG 400L
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.79 ratio
Stock Number
131141
MLS Number
12781131
Category
Sleeper Semi Trucks
Last Updated
5/21/2025
Location
Swedesboro, NJ, US
Sold By
Coopersburg & Liberty Kenworth
(855) 982-___
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NUMBER
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23
1
2022 Peterbilt 579 Sleeper Semi Truck (Multiples Available)
$84,500 USD
2022 Peterbilt 579 – 80" Ultraloft Sleeper, X15 Power, Thermo King APU Stock #1271561 This 2022 Peterbilt 579 is spec’d for comfort and efficiency with a strong focus on uptime and fuel...
Quantity
6
Condition
Used
Usage
427,300 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins ISX
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
UltraLoft
Sleeper Size
80"
Suspension
Flex Air
Rear Axle
Tandem Axle
Rear End
2.79 ratio
Stock Number
1271561
MLS Number
13523900
Category
Sleeper Semi Trucks
Last Updated
5/14/2025
Location
Atlanta, GA, US
Sold By
Rush Truck Centers Atlanta
(888) 493-___
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NUMBER
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27
1
2022 Peterbilt 579 Sleeper Semi Truck
$84,500 USD
2022 Peterbilt 579 – Road Ready and Fleet Friendly! Stock1272928, Looking for late-model trucks that are driver-preferred and ready to roll? Check out our 2022 Peterbilt 579 units, built...
Quantity
6
Condition
Used
Usage
424,000 Miles
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
400 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
Unibilt
Sleeper Size
80"
Suspension
Flex Air
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.79 ratio
Stock Number
1272928
MLS Number
13503970
Category
Sleeper Semi Trucks
Last Updated
5/14/2025
Location
Atlanta, GA, US
Sold By
Rush Truck Centers Atlanta
(888) 493-___
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18
0
2024 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt
$217,700 USD
NEW UNIT! WORK READY - APU INSTALLED,
Condition
New
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
500 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automated
Sleeper Type
Mid Roof Sleeper
Sleeper Size
80"
Suspension
Pete Low Air Leaf
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.85 ratio
Stock Number
257527
MLS Number
12766205
Category
Sleeper Semi Trucks
Last Updated
1/25/2025
Location
Scranton, PA, US
Sold By
Hunter Truck
(833) 970-___
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11
0
2021 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Automatic
$99,950 USD
Used Kenworth T680 Sleeper for sale. Features: Air Ride Cab, Espar Heater, Power Heated Mirrors, Power Locks and Windows, Tilt Steering Column, Air Ride Seats, 2-bed Bunk, Refrigerator,...
Condition
Used
Usage
11,563 Hours
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Endurant Automatic
Sleeper Type
Raised Roof Sleeper
Sleeper Size
76"
Suspension
AG 400L
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.64 ratio
Stock Number
22P121
MLS Number
11392167
Category
Sleeper Semi Trucks
Last Updated
10/10/2024
Location
Coopersburg, PA, US
Sold By
Coopersburg & Liberty Kenworth
(855) 642-___
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12
0
2019 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Ultrashift Amt
$94,950 USD
Used Kenworth T680 Sleeper for sale. Features: Bendix Fusion Side Collision Avoidance System, Double Bunk, Refrigerator, Inverter, SmartWheel, Cloth Seats, Comfort Pro APU, Hood Mirrors,...
Condition
Used
Usage
14,585 Hours
Duty Class
Heavy Duty Sleeper Semi Truck
Horse Power
450 HP
Engine Model
Cummins X15
Drivetrain
6x4
Transmission
12 Speed Ultrashift Automated
Sleeper Type
Raised Roof Sleeper
Sleeper Size
76"
Suspension
AG 400L
Rear Axle
Tandem Axle
Rear End
40,000 lb 2.64 ratio
Stock Number
22P102
MLS Number
11382821
Category
Sleeper Semi Trucks
Last Updated
10/10/2024
Location
Coopersburg, PA, US
Sold By
Coopersburg & Liberty Kenworth
(855) 642-___
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NUMBER
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1
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