Used 12 Speed Automated Sleeper Semi Trucks For Sale

(855) 981-___ SHOW
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2021 International LT Sleeper Semi Truck - 56" Mid Roof Sleeper, A26 410HP, 12 Speed Smart Advantage Amt

$25,900 USD

2021 International LT625 Sleeper **New Virgin Dual Tires or Super Single tires available on all trucks Trucks are currently on wide base tires but can be swapped to new dual Virgin tires...

Condition	Used
Usage	458,356 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	410 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Smart Advantage Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	TNF112009
MLS Number	14490351
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Cambridge, OH, US
Sold By	Nationwide Haul

(833) 478-___ SHOW
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2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Contact for price

Well spec'd Cummins powered 579 that's priced to move. FRIDGE, Great starter truck. Call for more info

Condition	Used
Usage	575,999 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	80"
Suspension	Flex Air
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	7285
MLS Number	14308859
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

(855) 910-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$63,950 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	488,912 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	3629
MLS Number	14439951
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(844) 216-___ SHOW
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2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Amt

$36,900 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	13712688
Category	Sleeper Semi Trucks
Last Updated	7/16/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(833) 801-___ SHOW
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2020 Peterbilt 579 Sleeper Semi Truck - 75" Mid Roof Sleeper, Paccar 455HP, 12 Speed Amt

$22,000 USD

FLEET MAINTAINED!! RUNS AND DRIVES EXCELLENT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, AIR SEATS, TILT/TELE!,

Condition	Used
Usage	744,780 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	75"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20MX744579
MLS Number	14484145
Category	Sleeper Semi Trucks
Last Updated	7/15/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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2020 Peterbilt 579 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 455HP, 12 Speed Amt

$20,000 USD

FLEET MAINTAINED!! RUNS AND DRIVES EXCELLENT, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH WHEEL, AIR SEATS, TILT/TELE!,

Condition	Used
Usage	802,673 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	75"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20MX802579
MLS Number	14380912
Category	Sleeper Semi Trucks
Last Updated	7/15/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 956-___ SHOW
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2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$49,900 USD

Cummins X15 6 Cylinder 15 L Diesel 450 hp Engine, 2019 US EPA Label, CARB Compliant, Requires Diesel Exhaust Fluid, 100 gal Left Fuel Tank 100 gal Right Fuel Tank, Collision Mitigation...

Condition	Used
Usage	489,942 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	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	C5387
MLS Number	14375864
Category	Sleeper Semi Trucks
Last Updated	7/20/2026
Location	West Sacramento, CA, US
Sold By	DeWald Equipment

(844) 216-___ SHOW
NUMBERCall Seller

2020 Mack Anthem 64T Sleeper Semi Truck - MP8 415HP

$19,900 USD

Several Units Available!, 723,486 Miles, MP8 415 HP Engine, M-Drive 12 Speed Automated, 12,000# Fronts / 40,000# Rears, Fleet Maintained, 2.28 Ratio, 181”WB, 210 Gallon Capacity, Sliding...

Condition	Used
Usage	723,486 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	415 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.28 ratio
Stock Number	016595
MLS Number	13599597
Category	Sleeper Semi Trucks
Last Updated	7/15/2026
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(855) 591-___ SHOW
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2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$72,900 USD

2023 Freightliner Cascadia 126 – 1 Owner, Fleet Maintained Cascadia 126!, Clean, well-equipped Cascadia with remaining factory warranty coverage and additional extended warranty options...

Condition	Used
Usage	491,809 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	2.85 ratio
Stock Number	MV1272
MLS Number	14481617
Category	Sleeper Semi Trucks
Last Updated	7/14/2026
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

2019 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt

$34,950 USD

2020 Peterbilt 579 Sleeper For Sale:, - Fuel Efficient Paccar MX-13, - 12-Speed Auto, - 72" Mid Roof Sleeper, Features: Dual Air Ride Seats, Full Fairings, Hood Mirrors, Heated Side Mirrors,...

Condition	Used
Usage	626,793 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	430 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	CO11661
MLS Number	14416616
Category	Sleeper Semi Trucks
Last Updated	7/14/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 801-___ SHOW
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2019 International LT Sleeper Semi Truck - 75" Mid Roof Sleeper, Cummins 450HP, 12 Speed Endurant Amt

$22,000 USD

NICE TRUCK, RUNS EXCELLENT, FLEET MAINTAINED, AIR SEATS, POWER WINDOWS, POWER MIRRORS, DIFFERENTIAL LOCK, DUMP VALVE, SLIDING 5TH!,

Condition	Used
Usage	748,466 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	75"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	19X15748LT
MLS Number	14416417
Category	Sleeper Semi Trucks
Last Updated	7/14/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(855) 725-___ SHOW
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2022 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

$74,500 USD

The 2022 Freightliner Cascadia 126 is a Class 8 heavy‑duty highway tractor known for combining powerful Detroit diesel performance aerodynamic efficiency and driver comfort, making it a...

Condition	Used
Usage	441,755 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	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2599
MLS Number	14244605
Category	Sleeper Semi Trucks
Last Updated	7/11/2026
Location	Los Angeles, CA, US
Sold By	TCI Transportation

2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt

$34,950 USD

FOR SALE – 2020 PETERBILT 579 SLEEPER Built for operators who understand that fuel efficiency directly impacts profitability, this 2020 Peterbilt 579 Sleeper equipped with the highly...

Condition	Used
Usage	16,606 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	430 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	CO11601
MLS Number	14416612
Category	Sleeper Semi Trucks
Last Updated	7/10/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt

$34,950 USD

FOR SALE – 2020 PETERBILT 579 SLEEPER Built for operators who understand that fuel efficiency directly impacts profitability, this 2020 Peterbilt 579 Sleeper equipped with the highly...

Condition	Used
Usage	16,606 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	430 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	CO11601
MLS Number	14416610
Category	Sleeper Semi Trucks
Last Updated	7/10/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Paccar 430HP, 12 Speed Amt

$34,950 USD

FOR SALE – 2020 PETERBILT 579 SLEEPER Built for operators who understand that fuel efficiency directly impacts profitability, this 2020 Peterbilt 579 Sleeper equipped with the highly sought...

Condition	Used
Usage	639,515 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	430 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.64 ratio
Stock Number	CO11599
MLS Number	14416595
Category	Sleeper Semi Trucks
Last Updated	7/11/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

2021 Peterbilt 567 Sleeper Semi Truck

$56,900 USD

2021 Pete 567 #412 Paccar MX13 455 434,837 Odometer Miles 72” Sleeper Single Bunk 12 Speed Auto 260” Wheelbase Rear Ratio Pending Collision Mitigation Lane Avoidance Escape Door in Sleeper...

Condition	Used
Usage	434,837 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Rear Axle	Tandem Axle
MLS Number	14475176
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2021 Peterbilt 567 Sleeper Semi Truck

$59,900 USD

2021 Pete 567 #413 Paccar MX13 455 383,657 Odometer Miles 72” Sleeper Single Bunk 12 Speed Auto 260” Wheelbase Rear Ratio Pending Collision Mitigation Lane Avoidance Escape Door in Sleeper...

Condition	Used
Usage	383,657 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Rear Axle	Tandem Axle
MLS Number	14475175
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2021 Kenworth T680 Sleeper Semi Truck

$59,900 USD

2021 Kenworth T680 Paccar MX13 455 355,000 Odometer miles 12 speed auto Vantage Interior 2.85 Rear Ratio 230” Wheelbase Dual 120 gallon tanks Aluminums 10 brand new tires Air Dump Air slide...

Condition	Used
Usage	355,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	2.85 ratio
MLS Number	14475168
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2022 Kenworth T680 Sleeper Semi Truck

$44,900 USD

2022 Kenworth T680 Truck# 727 Paccar MX13 455 617,818 Odometer Miles 12 Speed Auto 232” Wheelbase 2.79 Rear Ratio Vantage Interior 76” Condo Double Bunk Fridge Air Slide Air Dump Locking...

Condition	Used
Usage	617,818 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear End	2.79 ratio
MLS Number	14475164
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2022 Kenworth T680 Sleeper Semi Truck

$49,900 USD

2022 Kenworth T680 Truck# 725 Paccar MX13 455 559,659 Odometer Miles 12 Speed Auto 232” Wheelbase 2.79 Rear Ratio 10 New Tires Vantage Interior 76” Raised Roof Double Bunk Daylight Doors...

Condition	Used
Usage	559,659 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
Rear End	2.79 ratio
MLS Number	14475162
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2022 Kenworth T680 Sleeper Semi Truck

$54,900 USD

2022 Kenworth T680 Truck#060 Paccar MX13 455 427,782 Odometer Miles 12 Speed Auto 229” Wheelbase 76” Condo Double Bunk Carrier APU Fridge Daylight Doors Chrome Bumper Air Slide Air Dump...

Condition	Used
Usage	427,782 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
MLS Number	14475160
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2022 Kenworth T680 Sleeper Semi Truck

$59,900 USD

Paccar MX13 455 370,000 Odometer Miles 12 Speed Auto 229” Wheelbase 76” Condo Sleeper Double Bunk Fridge Carrier APU Air Dump Air Slide Locking Diff Disc Brakes Aluminum Wheels Good Rubber...

Condition	Used
Usage	370,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
MLS Number	14475125
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

2021 Kenworth T680 Sleeper Semi Truck

$54,900 USD

2021 Kenworth T680 Paccar MX13 455 403,000 odometer Miles 12 speed auto 2.85 Rear Ratio 230” Wheelbase 76” Condo Double Bunk Vantage Interior Dual Air Ride Seats Dual 120 Gallon Tanks Air...

Condition	Used
Usage	403,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Rear Axle	Tandem Axle
Rear End	2.85 ratio
MLS Number	14475122
Category	Sleeper Semi Trucks
Last Updated	7/17/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

(833) 298-___ SHOW
NUMBERCall Seller

2020 Volvo VNL64T760 Sleeper Semi Truck, Used, Arizona, Tandem, Automatic, Automated, 450-499 HP, White

$59,000 USD

2020 Volvo VNL760 Used Sleeper Cab Truck For Sale at Midco Sales in AZ – Volvo D13 455 HP, I-Shift Transmission, Double Bunks This used Volvo VNL760 sleeper cab truck is powered by a...

Condition	Used
Usage	492,180 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14443310
Category	Sleeper Semi Trucks
Last Updated	7/9/2026
Location	Chandler, AZ, US
Sold By	Midco Sales