Heavy Duty 12 Speed Sleeper Semi Trucks For Sale

23 0

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

Recently Updated

$59,250 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	676,892 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	390318
MLS Number	13387339
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Anaheim, CA, US
Sold By	Penske Used Trucks

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11 0

2023 Peterbilt 567 Sleeper Semi Truck - 58" Raised Roof Sleeper, Paccar 510HP, 12 Speed Amt

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235 WB,

Condition	Used
Usage	163,492 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	58"
Suspension	Pete Low Air Leaf
Rear End	40,000 lb 3.25 ratio
Stock Number	250979
MLS Number	13541903
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Eau Claire, PA, US
Sold By	Hunter Truck

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9 0

2023 Peterbilt 567 Sleeper Semi Truck - 58" Raised Roof Sleeper, Paccar 510HP, 12 Speed Amt

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58" SLPR,

Condition	Used
Usage	150,074 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	58"
Suspension	Pete Low Air Leaf
Rear End	40,000 lb 3.25 ratio
Stock Number	250978
MLS Number	13541896
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Eau Claire, PA, US
Sold By	Hunter Truck

25 0

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

Price Drop

$43,000 USD

SPECIAL PROMOTION - Original Price: $48000.00 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	684,347 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	220429
MLS Number	13359162
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Millville, NJ, US
Sold By	Penske Used Trucks

(844) 385-___ SHOW
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13 0

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

Newly Listed

$64,984 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
Usage	508,312 Miles
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	871001
MLS Number	13540898
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Salisbury, MA, US
Sold By	Ryder

(844) 385-___ SHOW
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12 0

2018 Freightliner Cascadia 125 Sleeper Semi Truck - 48" Mid Roof Sleeper, 505HP, 12 Speed Automatic

Price Drop

$48,138 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
Usage	556,211 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15 GHG'17 505/1625
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	48"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.25 ratio
Stock Number	222309
MLS Number	13462815
Category	Sleeper Semi Trucks
Last Updated	4/25/2025
Location	Greenville, SC, US
Sold By	Ryder

23 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Recently Updated

$84,250 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	478,510 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	421686
MLS Number	13506967
Category	Sleeper Semi Trucks
Last Updated	4/25/2025
Location	West Valley City, UT, US
Sold By	Penske Used Trucks

(855) 807-___ SHOW
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69 0

2020 Peterbilt 579 Sleeper Semi Truck - 155" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Automatic

Recently Updated

$114,500 USD

FRESH OVERHAUL WITH PAPERWORK!! VERY CLEAN AND MAINTAINED PETERBILT 579 WITH ARI LEGACY CUSTOM 155 INCH SLEEPER, CUMMINS 525HP, 12 SPEED AUTOMATIC, SLIDING 5TH WHEEL, 14,600 FAW, 40,000 RAW,...

Condition	Used
Usage	1,078,195 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	155"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.55 ratio
Stock Number	6904
MLS Number	13367448
Category	Sleeper Semi Trucks
Last Updated	4/25/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

23 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 505HP, 12 Speed Automatic

Newly Listed

$91,750 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	376,732 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 3.23 ratio
Stock Number	457247
MLS Number	13538052
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Oklahoma City, OK, US
Sold By	Penske Used Trucks

28 0

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

Recently Updated

$45,500 USD

SPECIAL PROMOTION - Original Price: $48500.00 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	684,613 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	379735
MLS Number	12397129
Category	Sleeper Semi Trucks
Last Updated	4/27/2025
Location	Eagan, MN, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$52,750 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	636,755 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	4/26/2025
Location	Holland, MI, US
Sold By	Penske Used Trucks

22 0

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

Recently Updated

$68,500 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	507,897 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	360742
MLS Number	13429015
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Las Vegas, NV, US
Sold By	Penske Used Trucks

23 0

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

Recently Updated

$57,500 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	618,023 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	360740
MLS Number	13148895
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Shreveport, LA, US
Sold By	Penske Used Trucks

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22 0

2020 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 510HP, 12 Speed Endurant Automatic

Recently Updated

$62,900 USD

MULTIPLE UNITS READY TO GO TO WORK! SOME UNIT STILL HAVE FACTORY WARRANTY! FINANCING AND EXTENDED WARRANTIES AVAILABLE! UNITS WILL BE STATE AND DOT INSPECTED, PM SERVICE PERFORMED AND USED...

Condition	Used
Usage	488,497 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	80"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	LD633571U/ RICHMOND
MLS Number	13517323
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

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2 0

2021 Kenworth T680 Sleeper Semi Truck - 76" Mid Roof Sleeper, Paccar 510HP, 12 Speed Automatic

Recently Updated

$67,900 USD

**MULTIPLE USED KENWORTH T680 SLEEPERS AVAILABLE FOR SALE! ** SOME WITH FACTORY WARRANTY LEFT**! OWNER OPERATOR SPECS! FLEET MAINTAINED! FINANCING AND EXTENDED WARRANTIES AVAILABLE! FOR ALL...

Condition	Used
Usage	443,056 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Pete Low Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	MJ465081U/RICHMOND
MLS Number	13514297
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

25 0

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

Recently Updated

$54,250 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	591,991 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	276066
MLS Number	13402910
Category	Sleeper Semi Trucks
Last Updated	4/26/2025
Location	Indianapolis, IN, US
Sold By	Penske Used Trucks

(833) 300-___ SHOW
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40 1

2023 International LT Sleeper Semi Truck - 60" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

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- Inverter modelELEMINATOR 3000 WATT, - WEBASTO,

Condition	Used
Usage	6,900 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15E
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	C-36099
MLS Number	13328968
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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40 1

2023 Peterbilt 567 Sleeper Semi Truck - 36" Flat Top Sleeper, Paccar 510HP, 12 Speed Amt

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318898 Miles, 5651 Hours, Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, 12 Speed AMT Transmission, Drive: 6x4, Paccar Suspension, Sleeper Type: Flat Top Sleeper, Sleeper Size: 36, Tires:...

Condition	Used
Usage	5,651 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	36"
Suspension	Paccar
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	C-35785
MLS Number	13101166
Category	Sleeper Semi Trucks
Last Updated	4/24/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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12 0

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

Newly Listed

$68,613 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
Usage	401,741 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	DD15 GHG'17 505/1625
Transmission	12 Speed
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	810086
MLS Number	13535644
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Houston, TX, US
Sold By	Ryder

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1 0

2020 Peterbilt 567 Sleeper Semi Truck - 80" Mid Roof Sleeper, Paccar 510HP, 12 Speed Endurant Amt

Newly Listed

$67,900 USD

CLEAN 1 OWNER TRUCK! OWNER OPERATOR SPECS! JUST TRADED IN ON BRAND NEW TRUCK! FINANCING AND EXTENDED WARRANTIES AVAILABLE! CALL SCOTT DOLAN AT KENWORTH SALES COMPANY IN RICHMOND, VIRGINIA...

Condition	Used
Usage	484,391 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
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	LD633568U/RICHMOND
MLS Number	13533596
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

88 0

2023 Peterbilt 579 Sleeper Semi Truck - 80" Raised Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Recently Updated

$120,000 USD

148528 Miles, 2988 Hours, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	2,988 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 Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	866559
MLS Number	12994684
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Beverly, WV, US
Sold By	TFS Recovery, Inc.

75 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

Recently Updated

$94,900 USD

171135 Miles, 7123 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 AMT Transmission, Drive: 6x4, Overdrive, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper,...

Condition	Used
Usage	7,123 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MY9708
MLS Number	12814631
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

19 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

Recently Updated

$140,000 USD

Inoperable,

Condition	Used
Usage	56,195 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MY9709
MLS Number	12812403
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.

70 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 76" Raised Roof Sleeper, Detroit 505HP, 12 Speed Amt

Recently Updated

$85,000 USD

312617 Miles, 8231 Hours, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed Endurant AMT Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper...

Condition	Used
Usage	8,231 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Emission Rating	USA Tier 4 Final
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 2.41 ratio
Stock Number	NB4788
MLS Number	12810420
Category	Sleeper Semi Trucks
Last Updated	4/23/2025
Location	Elgin, IL, US
Sold By	TFS Recovery, Inc.