12 Speed Tandem Axle Sleeper Semi Trucks For Sale

(833) 781-___ SHOW
NUMBERCall Seller

20 0

2023 Volvo VNL860 Semi Truck - 77" Raised Roof Double Bunk Sleeper w/ Lounge, D13, Automatic, Battery Powered HVAC with Optimized Idle

$88,700 USD

Condition	Used
Usage	369,288 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	77"
Rear Axle	Tandem Axle
Rear End	2.15 ratio
Stock Number	75546
MLS Number	13706829
Category	Sleeper Semi Trucks
Last Updated	12/3/2025
Location	ATLANTA, GA, US
Sold By	Schneider

(323) 712-___ SHOW
NUMBERCall Seller

3 0

2023 Freightliner Cascadia 126 Sleeper Semi Truck - 70" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Automatic

$99,900 USD

293452 Miles, Engine: DETROIT DD15, 505 HP, Fuel Type: Diesel, 12 Speed DT12 Automatic Transmission, Drive: 6x4, Air Ride Suspension, Sleeper Type: Raised Roof Sleeper, Sleeper Size: 70,...

Condition	Used
Usage	293,452 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
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	23483
MLS Number	13703265
Category	Sleeper Semi Trucks
Last Updated	11/13/2025
Location	Los Angeles, CA, US
Sold By	TCI Transportation

22 0

2023 Volvo VNL64760 Sleeper Semi Truck - 70" Integral Sleeper, 425HP, 12 Speed Automatic

$60,750 USD

Used 2023 Volvo VNL64760 Sleeper Semi Truck for sale, 590,918 miles, 425 HP D13 TC diesel engine, 12-speed automatic transmission, 70" integral sleeper, tandem rear axle, air ride suspension...

Condition	Used
Usage	590,918 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	D13 TC
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	194568
MLS Number	13387518
Category	Sleeper Semi Trucks
Last Updated	12/9/2025
Location	Oklahoma City, OK, US
Sold By	Penske Used Trucks

26 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$44,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 632,104 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	632,104 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.41 ratio
Stock Number	360779
MLS Number	13431192
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Aurora, CO, US
Sold By	Penske Used Trucks

(833) 801-___ SHOW
NUMBERCall Seller

8 0

2015 Volvo VNL64T630 Sleeper Semi Truck - 63" Mid Roof Sleeper, D13 425HP, 12 Speed I Shift Amt

$13,000 USD

good truck, runs great, clean, differential lock, dump valve, A/S 5th, tilt/tele, power windows, power mirrors, heated mirrors, air seat, grill guard,

Condition	Used
Usage	922,885 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	63"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	15D13922630
MLS Number	12022520
Category	Sleeper Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

28 0

2022 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$57,750 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride suspension, 220 gal...

Condition	Used
Usage	562,411 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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	464140
MLS Number	13680275
Category	Sleeper Semi Trucks
Last Updated	12/28/2025
Location	Neenah, WI, US
Sold By	Penske Used Trucks

30 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$63,750 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	502,012 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	EPES21067
MLS Number	13694071
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

26 0

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, 450HP, 12 Speed Automatic

$34,500 USD

Condition	Used
Usage	501,582 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	A26
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	423127
MLS Number	13690425
Category	Sleeper Semi Trucks
Last Updated	12/13/2025
Location	Byron Center, MI, US
Sold By	Penske Used Trucks

(844) 435-___ SHOW
NUMBERCall Seller

9 0

2023 International LT Sleeper Semi Truck - 73" Mid Roof Sleeper, A26 450HP, 12 Speed Endurant Amt

Contact for price

ORDER NOW FOR 2023 CALENDAR YEAR, CALL NEW TRUCK SALES FOR DETAILS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! NEW LT

Condition	New
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	550432
MLS Number	12298511
Category	Sleeper Semi Trucks
Last Updated	7/9/2025
Location	Liverpool, NY, US
Sold By	Allegiance Trucks

23 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Price Drop

$34,000 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck, 656,393 miles, 400 HP DD15AT diesel engine, 72" integral sleeper, 12-speed Detroit automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	656,393 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.27 ratio
Stock Number	718346
MLS Number	13688335
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

15 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$54,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 72" Integral Sleeper for sale. Features 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air...

Condition	Used
Usage	499,859 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.27 ratio
Stock Number	718170
MLS Number	13683804
Category	Sleeper Semi Trucks
Last Updated	12/17/2025
Location	Houston, TX, US
Sold By	Penske Used Trucks

(713) 532-___ SHOW
NUMBERCall Seller

10 0

2017 Peterbilt 579 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 450HP, 12 Speed Automatic

$38,900 USD

Call Daniel!,

Condition	Used
Usage	645,909 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins ISX15
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	L17358
MLS Number	13680162
Category	Sleeper Semi Trucks
Last Updated	11/13/2025
Location	Humble, TX, US
Sold By	TCI Transportation

24 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$54,250 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 572,430 miles, 455 HP DD15AT diesel engine, 72" integral sleeper, 12-speed automatic Detroit transmission, tandem rear axle,...

Condition	Used
Usage	572,430 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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 2.41 ratio
Stock Number	351774
MLS Number	13677448
Category	Sleeper Semi Trucks
Last Updated	12/13/2025
Location	Houston, MS, US
Sold By	Penske Used Trucks

27 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$52,500 USD

Condition	Used
Usage	571,800 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	EPES21095
MLS Number	13674542
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Kennesaw, GA, US
Sold By	Penske Used Trucks

23 0

2022 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$40,250 USD

Used 2022 International LT625 Sleeper Semi Truck for sale, 567,865 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	567,865 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	UPS235018
MLS Number	13669030
Category	Sleeper Semi Trucks
Last Updated	12/7/2025
Location	Brooklyn Park, MN, US
Sold By	Penske Used Trucks

23 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$63,250 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 271,550 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, tandem rear axle,...

Condition	Used
Usage	271,550 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15AT
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	254273
MLS Number	13662312
Category	Sleeper Semi Trucks
Last Updated	12/28/2025
Location	Hammond, LA, US
Sold By	Penske Used Trucks

25 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Price Drop

$36,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 590,746 miles, 400HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	590,746 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.27 ratio
Stock Number	718203
MLS Number	13657773
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Chester, VA, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$36,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 770,125 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	770,125 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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	352368
MLS Number	13651635
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Ocala, FL, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$40,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 693,821 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	693,821 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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	352377
MLS Number	13649473
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Ocala, FL, US
Sold By	Penske Used Trucks

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$38,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 726,499 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle,...

Condition	Used
Usage	726,499 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 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	352376
MLS Number	13649472
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Ocala, FL, US
Sold By	Penske Used Trucks

28 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

$36,500 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 785,761 miles, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, 72" integral sleeper, tandem rear axle, air ride...

Condition	Used
Usage	785,761 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 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 2.28 ratio
Stock Number	307788
MLS Number	13649453
Category	Sleeper Semi Trucks
Last Updated	12/25/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

(833) 801-___ SHOW
NUMBERCall Seller

11 0

2020 Western Star 5700XE Sleeper Semi Truck - 82" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$24,000 USD

SUPER NICE RIDE/ BIG HORSEPOWER! VERY GOOD TRUCK/ WELL MAINTAINED, RUNS GREAT, CLEAN, AIR SEATS, AIR BRAKES, DIAMOND INTERIOR, DUMP VALVE, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, POWER WINDOWS...

Condition	Used
Usage	815,202 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	82"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	20DET815WS
MLS Number	13644958
Category	Sleeper Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
NUMBERCall Seller

5 0

2019 Western Star 5700XE Sleeper Semi Truck - 82" Raised Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$20,000 USD

VERY GOOD TRUCK/ WELL MAINTAINED, RUNS GREAT, CLEAN, AIR SEATS, AIR BRAKES, DIAMOND INTERIOR, DUMP VALVE, DIFFERENTIAL LOCK, SLIDING 5TH WHEEL, POWER WINDOWS, POWER DOOR LOCKS!,

Condition	Used
Usage	954,964 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	82"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	19DET954WS
MLS Number	13637920
Category	Sleeper Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

23 0

2019 Kenworth T680 Sleeper Semi Truck - 76" Integral Sleeper, Paccar 455HP, 12 Speed Automatic

$41,250 USD

Used 2019 Kenworth T680 Sleeper Semi Truck for sale, 454,387 miles, 455 HP Paccar MX13 diesel engine, 12-speed automatic transmission, 76" integral sleeper, tandem rear axle, 210-gallon fuel...

Condition	Used
Usage	454,387 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	76"
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	703171
MLS Number	12360734
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Akron, OH, US
Sold By	Penske Used Trucks