12 Speed Sleeper Semi Trucks For Sale

2951 - 2975 of 3,156 listings

23 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 72" Integral Sleeper, 455HP, 12 Speed Automatic

$53,500 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck for sale, 456,399 miles, 455 HP DD15AT engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle, air...

Condition	Used
Usage	456,399 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	226798
MLS Number	13764613
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	San Marcos, CA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

52 0

2012 Mack Pinnacle CHU613 Sleeper Semi Truck - Mid Roof Sleeper, MP8 425HP, 12 Speed M Drive Automatic

$24,126 USD

THIS TRUCK HAS A WET KIT. Pinnacle Sleeper Cab, MP8 Mack Engine 425 HP, M Drive 12 Speed Automatic Transmission, 12,000 # Front Axle, 40,000# Rears, Air Ride, Mack Suspension, Pinnacle...

Condition	Used
Usage	825,223 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	425 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13409818
Category	Sleeper Semi Trucks
Last Updated	8/22/2025
Location	Phoenix, AZ, US
Sold By	American Truck Sales & Salvage

(844) 882-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

14 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 80" Condo Sleeper, 400HP, 12 Speed Automatic

$46,995 USD

Condition	Used
Usage	648,893 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	DD15 GHG'17 400/1625
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	80"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.41 ratio
Stock Number	862659
MLS Number	13763396
Category	Sleeper Semi Trucks
Last Updated	12/13/2025
Location	Memphis, TN, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

15 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 50" Condo Sleeper, 455HP, 12 Speed Automatic

$59,200 USD

Condition	Used
Usage	479,449 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	50"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	867185
MLS Number	13592026
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Bensalem, PA, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

15 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 50" Condo Sleeper, 455HP, 12 Speed Automatic

$57,533 USD

Condition	Used
Usage	513,334 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	DD15 GHG'17 455/1650
Transmission	12 Speed Automatic
Sleeper Type	Condo Sleeper
Sleeper Size	50"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	867175
MLS Number	13694701
Category	Sleeper Semi Trucks
Last Updated	10/17/2025
Location	Bensalem, PA, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

33 0

2022 International LT625 Sleeper Semi Truck - 73" Raised Roof Sleeper, Cummins 450HP, 12 Speed

$67,000 USD

Inspection Report

Condition	Used
Usage	328,498 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	503246
MLS Number	13762488
Category	Sleeper Semi Trucks
Last Updated	10/2/2025
Location	Springfield, MO, US
Sold By	International Motors, LLC

(417) 319-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

25 0

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

$52,250 USD

Used 2021 Freightliner Cascadia 126 Sleeper Semi Truck featuring a 72" integral sleeper, 505 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, air ride...

Condition	Used
Usage	559,775 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	399673
MLS Number	13555674
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Dallas, TX, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

23 0

2019 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

Price Drop

$33,750 USD

Used 2019 International LT625 Sleeper Semi Truck for sale, 626,325 miles, Cummins X15 diesel engine with 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle...

Condition	Used
Usage	626,325 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 3.08 ratio
Stock Number	332342
MLS Number	13755353
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Martinsville, VA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

2019 Freightliner Cascadia 116 Sleeper Semi Truck - 60" Integral Sleeper, 450HP, 12 Speed Automatic

$54,750 USD

Used 2019 Freightliner Cascadia 116 Sleeper Semi Truck for sale, 415,977 miles, 450 HP DD13 diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 60" integral sleeper....

Condition	Used
Usage	415,977 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	DD13
Transmission	12 Speed Automatic
Sleeper Type	Integral Sleeper
Sleeper Size	60"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	268905
MLS Number	13753169
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	Brooklyn Park, MN, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

11 0

2022 International LT625 Sleeper Semi Truck - 72" Condo Sleeper, 450HP, 12 Speed Automatic

$38,000 USD

Condition	Used
Usage	773,561 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'21 450/1700
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	554099
MLS Number	13751764
Category	Sleeper Semi Trucks
Last Updated	12/10/2025
Location	Houston, TX, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

24 0

2023 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$51,500 USD

Used 2023 International LT625 Sleeper Semi Truck for sale, 555,162 miles, 450 HP Cummins X15 diesel engine, 12-speed Eaton automatic transmission, 73" integral sleeper, air ride suspension....

Condition	Used
Usage	555,162 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 2.85 ratio
Stock Number	599738
MLS Number	13701346
Category	Sleeper Semi Trucks
Last Updated	12/4/2025
Location	Tifton, GA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

9 0

2017 Freightliner Cascadia 125 Sleeper Semi Truck - Mid Roof Sleeper, Detroit 455HP, 12 Speed Amt

$10,500 USD

side swipe damage, CPC was stolen so truck does not run and could not be tested, salvage title

Condition	Used
Usage	638,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	10734
MLS Number	13743869
Category	Sleeper Semi Trucks
Last Updated	8/6/2025
Location	LAKEVILLE, MN, US
Sold By	Manders Diesel

(866) 314-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

23 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - 60" Integral Sleeper, 455HP, 12 Speed Automatic

$73,000 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 258,443 miles, 455 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 60" integral sleeper, air ride...

Condition	Used
Usage	258,443 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	285398
MLS Number	13743665
Category	Sleeper Semi Trucks
Last Updated	12/4/2025
Location	Decatur, AL, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

28 0

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

$55,250 USD

Used 2022 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 509,627 miles, 455HP DD15AT diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, tandem rear axle....

Condition	Used
Usage	509,627 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	394175
MLS Number	13591297
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Alexandria, VA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

22 0

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

$50,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck, 455HP DD15AT Diesel engine, 12-speed Detroit automatic transmission, 72" integral sleeper, 13300 lbs front axle, 40000 lbs tandem rear...

Condition	Used
Usage	581,048 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	296653
MLS Number	13741296
Category	Sleeper Semi Trucks
Last Updated	12/19/2025
Location	Huntington, WV, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

6 0

2016 Volvo VNL64T730 Sleeper Semi Truck - 78" Mid Roof Sleeper, D13 485HP, 12 Speed I Shift Amt

$16,000 USD

good truck, runs great, clean, air seat, air brakes, double bunk, work station, power windows, power mirrors, heated mirrors, differential lock, dump valve, A/S 5th, tilt/tele!,

Condition	Used
Usage	1,017,968 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	16D13101730
MLS Number	13299798
Category	Sleeper Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

11 0

2022 International LT625 Sleeper Semi Truck - 72" Condo Sleeper, 450HP, 12 Speed Automatic

$38,000 USD

Condition	Used
Usage	817,190 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'21 450/1700
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	554100
MLS Number	13739220
Category	Sleeper Semi Trucks
Last Updated	12/10/2025
Location	Houston, TX, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

22 0

2020 International LT625 Sleeper Semi Truck - 73" Integral Sleeper, Cummins 450HP, 12 Speed Automatic

$43,000 USD

Used 2020 International LT625 Sleeper Semi Truck for sale, 435,680 miles, Cummins X15 Diesel engine, 450 HP, 12-speed Eaton automatic transmission, 73" integral sleeper, tandem rear axle....

Condition	Used
Usage	435,680 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 3.08 ratio
Stock Number	359585
MLS Number	13619373
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	West Babylon, NY, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

33 0

2022 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$60,250 USD

Manager's Special! Pricing includes a 1-Year Factory-Backed Engine Aftertreatment Warranty.

Inspection Report

Condition	Used
Usage	304,017 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear End	20,000 lb 2.79 ratio
Stock Number	501786
MLS Number	13430783
Category	Sleeper Semi Trucks
Last Updated	10/2/2025
Location	Etna, OH, US
Sold By	International Motors, LLC

(844) 307-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

9 0

2020 International LT625 Sleeper Semi Truck - 84" Condo Sleeper, 450HP, 12 Speed Automatic

$28,995 USD

Condition	Used
Usage	731,087 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	X15 GHG'17 450/1800
Transmission	12 Speed
Sleeper Type	Condo Sleeper
Sleeper Size	84"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	252591
MLS Number	13734898
Category	Sleeper Semi Trucks
Last Updated	12/20/2025
Location	Indianapolis, IN, US
Sold By	Ryder

(844) 385-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

33 0

2021 International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, Cummins 400HP, 12 Speed

$51,250 USD

Inspection Report

Condition	Used
Usage	445,061 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Hi Rise Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear End	20,000 lb 2.64 ratio
Stock Number	502538
MLS Number	13586432
Category	Sleeper Semi Trucks
Last Updated	10/2/2025
Location	Charlotte, NC, US
Sold By	International Motors, LLC

(844) 307-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

19 0

2019 Freightliner Cascadia 125 Sleeper Semi Truck - Integral Sleeper

Price Drop

$40,750 USD

Used 2019 Freightliner Cascadia 125 Sleeper Semi Truck with 551,176 miles, 400 HP DD15AT diesel engine, 12-speed Detroit automatic transmission, tandem rear axle, 72-inch integral sleeper....

Condition	Used
Usage	551,176 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	718347
MLS Number	13710051
Category	Sleeper Semi Trucks
Last Updated	12/24/2025
Location	Greensboro, NC, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

26 0

2019 Freightliner Cascadia 126 Single Axle Sleeper Semi Truck - 72" Integral Sleeper, 400HP, 12 Speed Automatic

Price Drop

$42,500 USD

Used 2019 Freightliner Cascadia 126 Sleeper Semi Truck for sale, 581,391 miles, 400HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 72" integral sleeper,...

Condition	Used
Usage	581,391 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	718152
MLS Number	13657768
Category	Sleeper Semi Trucks
Last Updated	12/12/2025
Location	Chester, VA, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

9 0

2026 Western Star 49X Sleeper Semi Truck - 60" Mid Roof Sleeper, Detroit 505HP, 12 Speed Dt12 Amt

$210,000 USD

NEW WESTERN STAR 49X 60 IN MID ROOF SLEEPER. 505HP DD15. NICE TRUCK THAT IS READY TO WORK

Condition	New
Usage	563 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	Flat Top Sleeper
Sleeper Size	60"
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.08 ratio
Stock Number	109849
MLS Number	13576917
Category	Sleeper Semi Trucks
Last Updated	8/1/2025
Location	Bowling Green, KY, US
Sold By	Boyd Truck Centers

(866) 751-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

19 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck - Integral Sleeper

Price Drop

$50,750 USD

Used 2020 Freightliner Cascadia 126 Sleeper Semi Truck with 542,094 miles, 400 HP DD15AT diesel engine, 12-speed automatic Detroit transmission, tandem rear axle, 72-inch integral sleeper,...

Condition	Used
Usage	542,094 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	718208
MLS Number	13703684
Category	Sleeper Semi Trucks
Last Updated	12/18/2025
Location	Dallas, TX, US
Sold By	Penske Used Trucks

(855) 942-___ SHOW
NUMBERCall Seller

Email Seller

Save

More Info

12 Speed Sleeper Semi Trucks For Sale

Shop Semi Trucks by Brand

Quick Filters

Showing 2951 - 2975 of 3,156 Sleeper Semi Truck Listings