12 Speed Sleeper Semi Trucks with 500-549 HP For Sale

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117 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Newly Listed

$54,500 USD

Truck can be sold with new Dual tires if the buyer prefers Excellent Condition Original Owner One Driver One Owner Seats are hot and cold vinyl AC is cold New Radiator Brakes are air disc...

Condition	Used
Usage	444,728 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	Mid Roof Sleeper
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
MLS Number	13041895
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Santa Rosa, CA, US
Sold By	Personal Asset Brokerage

2 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed

Call for price

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	691,341 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	219357
MLS Number	13041032
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Whitesboro, NY, US
Sold By	Penske Used Trucks

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8 0

2020 Peterbilt 579 Sleeper Semi Truck - 72" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Recently Updated

$59,999 USD

Condition	Used
Usage	18,783 Hours
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	72"
Suspension	Leaf Springs
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	ULD656701
MLS Number	13024062
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Fargo, ND, US
Sold By	Wallwork Truck Center

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34 1

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 500HP, 12 Speed Autoshift Amt

Recently Updated

$145,900 USD

GET MORE FOR LESS, NOW!! DON'T MISS THIS 2023 KENWORTH T680 NEXT GEN, ONLY 127,068 MILES, STILL LIKE NEW, CUMMINS X15 500 HP MOTOR, EATON FULLER AUTOMATED TRANSMISSION, 2909 ENGINE HOURS,...

Condition	Used
Usage	127,068 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Autoshift Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.75 ratio
Stock Number	PJ235464U/ROA
MLS Number	12953862
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Roanoke, VA, US
Sold By	Truck Enterprises Inc.

23 0

2018 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$50,500 USD

SPECIAL PROMOTION - Original Price: $57500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	547,274 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192138
MLS Number	12626765
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

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19 1

2023 Kenworth T680 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Amt

Recently Updated

$129,900 USD

Exclusive opportunity on a gently used 2023 KW T680. CB Ready, AM/FM/BT/SAT Radio, Inverter, Webasto Heater are just a few of the amenities this truck has to offer. Very Clean truck with...

Condition	Used
Usage	149,000 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	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	PJ263298U
MLS Number	12869744
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Roanoke, VA, US
Sold By	Truck Enterprises Inc.

27 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed

$74,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	485,871 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	369786
MLS Number	13038806
Category	Sleeper Semi Trucks
Last Updated	8/8/2024
Location	Chicopee, MA, US
Sold By	Penske Used Trucks

(833) 780-___ SHOW
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11 0

2021 Freightliner Cascadia 126 Tri Axle Sleeper Semi Truck - Flat Top Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

Recently Updated

$79,900 USD

Very nice heavy haul 2021 Freightliner Cascadia, perfect for fuel delivery, Low miles, 296,300 Hours 7,240, Front Axle 12,200, Drop Axle 11,020, Rear Axles 40,000, Two tanks, one 130 gallon...

Condition	Used
Usage	7,329 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	8x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Flat Top Sleeper
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	40,000 lb
Stock Number	ML2010
MLS Number	12769894
Category	Sleeper Semi Trucks
Last Updated	8/8/2024
Location	West Valley City, UT, US
Sold By	Utah Tank & Trailer

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3 0

2023 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Newly Listed

$186,000 USD

Endurant Automated Transmission behind the 500 HP Cummins in this T680 Sleeper. Gorgeous Unit that will grow your business!,

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	Raised Roof Sleeper
Sleeper Size	76"
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
MLS Number	13034971
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Chesapeake, VA, US
Sold By	Truck Enterprises Inc.

23 0

2021 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$75,000 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	531,868 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	379734
MLS Number	12706795
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Albuquerque, NM, US
Sold By	Penske Used Trucks

22 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$70,750 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	486,485 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	360743
MLS Number	12986248
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Capitol Heights, MD, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$47,500 USD

SPECIAL PROMOTION - Original Price: $50500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	545,014 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	216112
MLS Number	12916600
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Parkersburg, WV, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$47,000 USD

SPECIAL PROMOTION - Original Price: $50000.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	553,081 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	216099
MLS Number	12908524
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Parkersburg, WV, US
Sold By	Penske Used Trucks

27 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$48,500 USD

SPECIAL PROMOTION - Original Price: $51500.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	537,869 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	216098
MLS Number	12910504
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Parkersburg, WV, US
Sold By	Penske Used Trucks

23 0

2018 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$56,750 USD

SPECIAL PROMOTION - Original Price: $63750.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	410,359 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	192137
MLS Number	12626761
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Middlefield, OH, US
Sold By	Penske Used Trucks

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13 1

2024 Kenworth T880 Tri Axle Sleeper Semi Truck - 52" Mid Roof Sleeper, Paccar 510HP, 12 Speed Endurant Automatic

Recently Updated

$189,900 USD

Condition	New
Usage	1 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 400L
Rear Axle	Tri Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	NRJ382678
MLS Number	12921389
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Fargo, ND, US
Sold By	Wallwork Truck Center

(844) 216-___ SHOW
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24 1

2021 Freightliner Cascadia 126 Sleeper Semi Truck - Detroit, Automatic

Recently Updated

$42,900 USD

Fleet Maintained, Stock MH6765, Fresh DOT, Miles 567,658, Detroit DD15, 505 HP, DT 12 Automatic, 2.85 Ratio, 225" WB, Stationary 5th Wheel, Dual Air Ride Seats, Double Bunk, Power...

Condition	Used
Usage	567,658 Miles
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
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	MH6765
MLS Number	12223148
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 748-___ SHOW
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94 0

2022 Kenworth T680 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 400HP, 12 Speed Amt

Recently Updated

$100,000 USD

250240 Miles, 5687 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	5,687 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Automated
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	136892
MLS Number	12129352
Category	Sleeper Semi Trucks
Last Updated	8/7/2024
Location	Beverly, WV, US
Sold By	TFS Recovery, Inc.

(833) 986-___ SHOW
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28 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - Raised Roof Sleeper, Detroit 505HP

$144,900 USD

2023 Freightliner cascadia 126 sleeper. Detroit DD15 engine with 505HP paired with a Detroit DT12 automated manual transmission. Engine still has EXT DETROIT EW4 CARB COMPLIANT COVERAGE 60...

Condition	Used
Usage	104,723 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed
Sleeper Type	Raised Roof Sleeper
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.29 ratio
Stock Number	257242
MLS Number	13026367
Category	Sleeper Semi Trucks
Last Updated	8/5/2024
Location	Tampa, FL, US
Sold By	Southport Truck Group

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22 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$69,900 USD

LOW MILES FOR THE YEAR, 2020 FREIGHTLINER CASCADIA 126, ONLY 371,049 MILES, RAISED ROOF SLEEPER, THERMO KING DIESEL APU, POWER INVERTER, REFRIGERATOR, SUPER SINGLE TIRES, 505 HP DD15 DETROIT...

Condition	Used
Usage	371,049 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
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	LLKZ2481/RIC
MLS Number	13025986
Category	Sleeper Semi Trucks
Last Updated	8/2/2024
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

24 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$80,500 USD

Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We offer competitive financing; extended warranties;...

Condition	Used
Usage	405,773 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	369785
MLS Number	12967742
Category	Sleeper Semi Trucks
Last Updated	8/4/2024
Location	Milwaukee, WI, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner T12664ST Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

$57,250 USD

SPECIAL PROMOTION - Original Price: $62250.00 Purchase your vehicle from the leader in the leasing industry. Penske vehicles have the reputation of quality and being well-maintained. We...

Condition	Used
Usage	583,002 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	351146
MLS Number	12757696
Category	Sleeper Semi Trucks
Last Updated	8/4/2024
Location	Tacoma, WA, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
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9 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Condo Sleeper, 505HP, 12 Speed Automatic

$53,477 USD

*Nothing displayed on this site is an offer to sell approval or commitment to sell or guaranty of availability. Actual vehicle descriptions including mileage and age and offer price are...

Condition	Used
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15 GHG'17 505/1625
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	815733
MLS Number	13024912
Category	Sleeper Semi Trucks
Last Updated	8/1/2024
Location	Doraville, GA, US
Sold By	Ryder

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15 1

2020 Kenworth T680 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

$54,900 USD

Condition	Used
Usage	14,664 Hours
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	76"
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	CLJ416583
MLS Number	13024456
Category	Sleeper Semi Trucks
Last Updated	8/1/2024
Location	Fargo, ND, US
Sold By	Wallwork Truck Center