Used Heavy Duty Diesel 12 Speed 6x4 Trucks For Sale in United States

(844) 481-___ SHOW
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56 4

2015 Freightliner Cascadia 125 Day Cab Truck - Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$37,000 USD

2015 FREIGHTLINER CASCADIA 125, DD15 ENGINE 455 HP, DT12 AUTO TRANSMISSION, 175"WB, SLIDING FITH, 3.25 RATIO, 85% REMAINING ON RUBBER, CLEAN INTERIOR, A/C AND HEAT.. READY TO WORK.. SEE...

Condition	Used
Usage	362,647 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	12597133
Category	Day Cab Semi Trucks
Last Updated	8/9/2024
Location	Jackson, TN, US
Sold By	Snider Equipment

(833) 692-___ SHOW
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11 0

2017 Freightliner Cascadia 125 Evolution Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Recently Updated

$29,995 USD

*** FINACE OPTIONS AVAILABLE***, *** 90 DAY WARRANTY***, This is a nice unit that comes with a Detroit DD15 with a DT12 Transmission with only 565k miles. It comes with an APU as well as all...

Condition	Used
Usage	565,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	12986199
Category	Sleeper Semi Trucks
Last Updated	8/9/2024
Location	Loganville, GA, US
Sold By	Crescent City Truck and Trailer Sales

(844) 940-___ SHOW
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38 0

2020 Kenworth T680 Sleeper Semi Truck - Paccar 405HP

$44,999 USD

455 PACCAR ENGINE -- 12SPD PACCAR AUTOMATIC TRANS -- DOUBLE BUNK -- CLEAN INSIDE AND OUT -- CALL TIPTON CONQUEST FOR TRACTORS, TRUCKS, AND TRAILERS!,

Condition	Used
Usage	307,153 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	LJ412990
MLS Number	12849220
Category	Sleeper Semi Trucks
Last Updated	7/24/2024
Location	Odenville, AL, US
Sold By	Used Truck and Trailer, Inc.

(844) 481-___ SHOW
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56 4

2017 Freightliner Cascadia 125 Evolution Day Cab Truck - Detroit 505HP, 12 Speed Dt12 Automatic

$37,500 USD

2017 FRIEGHTLINER CASCADIA 125 EVOLUTION!! 469K MILES***, DD15 475 HP ENGINE WITH A DT-12 AUTOMATIC TRANSMISSION!! ALL ALUMINUM WHEELS WITH AN EXCELLENT 90% RUBBER REMAINING!!! DUAL TANKS,...

Condition	Used
Usage	10,818 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.23 ratio
MLS Number	12504139
Category	Day Cab Semi Trucks
Last Updated	7/25/2024
Location	Jackson, TN, US
Sold By	Snider Equipment

(844) 481-___ SHOW
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38 3

2018 Freightliner Cascadia 126 Day Cab Truck - Detroit 435HP, 12 Speed Dt12 Automatic

$30,000 USD

2018 CASCADIA 126!! DD13 435 HP ENGINE, DT 12 AUTOMATIC TRANSMISSION, AIR RIDE SUSPENSION, SLIDING FIFTH, STEEL DISC 11R22.5 WHEELS, 85 % RUBBER REMAINING!! CLEAN INTERIOR, COLD A/C AND...

Condition	Used
Usage	554,718 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	435 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	12518980
Category	Day Cab Semi Trucks
Last Updated	7/25/2024
Location	Jackson, TN, US
Sold By	Snider Equipment

(844) 216-___ SHOW
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20 1

2017 Volvo VNL64T630 Sleeper Semi Truck - Mid Roof Sleeper, D13 425HP, 12 Speed I Shift Automatic

$35,900 USD

Fleet Maintained, Fresh DOT, Stock 976174, Miles 414,191, D13 425 HP, I Shift Automatic, 227 WB, 95% virgin tires, Disk brakes, Collision Mitigation, Dual Air ride seats, 5th Wheel Slide,...

Condition	Used
Usage	414,191 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	550 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	976174
MLS Number	12695715
Category	Sleeper Semi Trucks
Last Updated	7/31/2024
Location	Monroe, GA, US
Sold By	AAA Trucks LLC

(844) 693-___ SHOW
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13 0

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

$49,900 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	526,094 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	192
MLS Number	12902768
Category	Sleeper Semi Trucks
Last Updated	7/17/2024
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(804) 898-___ SHOW
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12 0

2020 Kenworth T680 Sleeper Semi Truck

$60,000 USD

Call for rental/lease prices

****$3,500 Flat Fee on Rental _ NO MILAGE FEES**** , Year 2020 , Manufacturer Kenworth Model T680 , Condition Used , Drive Type 6x4 , Drive Side Type Left Hand...

Warranty

Condition	Used
Usage	417,330 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
MLS Number	12705655
Category	Sleeper Semi Trucks
Last Updated	8/8/2024
Location	Midlothian, VA, US
Sold By	Life Line Truking

(833) 985-___ SHOW
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11 0

2018 Freightliner Cascadua 125 Sleeper Sleeper Semi Truck

$27,500 USD

Spectacular 2018 Cascadia-Financing available

Condition	Used
Usage	612,516 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Double Bunk
Stock Number	jk1177
MLS Number	12496207
Category	Sleeper Semi Trucks
Last Updated	7/10/2024
Location	Dupo, IL, US
Sold By	Genesis Equipment Leasing

(844) 693-___ SHOW
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20 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit, 12 Speed Dt12 Automatic

Newly Listed

$47,500 USD

Ready to hit the road and go to work! First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience....

Condition	Used
Usage	465,865 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	221
MLS Number	13043526
Category	Sleeper Semi Trucks
Last Updated	8/11/2024
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(888) 680-___ SHOW
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7 1

2020 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Cummins 455HP, 12 Speed Endurant Amt

Recently Updated

$69,900 USD

6 LIKE UNITS IN CHESAPEAKE VIRGINIA! We currently have 6 like units in stock and ready for immediate delivery. State and Dot ready! Trucks are Equipped with Cummins Power 455HP, 12 speed...

Condition	Used
Usage	356,667 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Cummins X15
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 2.64 ratio
Stock Number	LJ372913U
MLS Number	12925863
Category	Sleeper Semi Trucks
Last Updated	8/11/2024
Location	Chesapeake, VA, US
Sold By	Truck Enterprises Inc.

(877) 841-___ SHOW
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1 0

2020 Freightliner Cascadia 125 Sleeper Semi Truck - Detroit 505HP, 12 Speed Automatic

Newly Listed

$52,800 USD

NAP $7,120.00 Total Due - 30 DAYS NO PAYMENT - EASY APPROVAL! FreedomWay Trucks offers a program that bypasses traditional requirements to truck ownership with NO CREDIT CHECK. We call it...

Condition	Used
Usage	438,349 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	505 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.08 ratio
Stock Number	5609
MLS Number	13042987
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Gulfport, MS, US
Sold By	FreedomWay Trucks

(877) 841-___ SHOW
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1 0

2019 Kenworth T680 Sleeper Semi Truck - Cummins 450HP, 12 Speed Automatic

Newly Listed

$43,600 USD

NAP $6,620.00 Total Due - 30 DAYS NO PAYMENT - EASY APPROVAL! FreedomWay Trucks offers a program that bypasses traditional requirements to truck ownership with NO CREDIT CHECK. We call it...

Condition	Used
Usage	596,448 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	5541
MLS Number	13042985
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Gulfport, MS, US
Sold By	FreedomWay Trucks

(877) 841-___ SHOW
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23 0

2018 Kenworth T680 Sleeper Semi Truck - 52" Mid Roof Sleeper, Paccar 455HP, 12 Speed Automatic

Newly Listed

$33,100 USD

$5,760.00 Total Due - 30 DAYS NO PAYMENT - EASY APPROVAL! FreedomWay Trucks offers a program that bypasses traditional requirements to truck ownership with NO CREDIT CHECK. We call it the...

Condition	Used
Usage	614,658 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	Air Ride
Rear Axle	Tandem Axle
Stock Number	5517
MLS Number	13042984
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Gulfport, MS, US
Sold By	FreedomWay Trucks

(844) 693-___ SHOW
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21 0

2018 Kenworth T680 Sleeper Semi Truck - Raised Roof Sleeper, Cummins, 12 Speed Endurant Automatic

Newly Listed

$47,500 USD

First Class 8 Truck Sales is a full-service dealer offering high quality equipment, premium financing options, and an excellent customer experience. Call, click, or stop by and visit us...

Condition	Used
Usage	466,644 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	220
MLS Number	13042950
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(855) 910-___ SHOW
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9 0

2019 Freightliner Cascadia 126 Sleeper Semi Truck - 72" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Amt

Price Reduced

$47,000 USD

New Style Cascadia, N.A.P.,Air Release 5th Wheel, Auto Trans, Espar Bunk Heater, Invertor, Jumper Posts, LED Lights, Fridge, Sliding 5th Wheel, Well maintained fleet truck!,

Condition	Used
Usage	481,400 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	3344
MLS Number	13027636
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	GRANGER, IA, US
Sold By	Barr-Nunn Transportation LLC

(855) 591-___ SHOW
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36 0

2020 Kenworth T680 Sleeper Semi Truck - Paccar 455HP, 12 Speed Automatic

Recently Updated

$44,900 USD

2020 Kenworth T680 – Here is a very clean and LOW Hours T680! One of the best T680s you will find! Paccar MX-13 455HP Engine, 12 Speed Paccar Automatic Transmission, Double Bunk Condo...

Condition	Used
Usage	436,931 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.64 ratio
Stock Number	400930
MLS Number	13003586
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(888) 680-___ SHOW
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20 1

2023 Kenworth T680 Day Cab Truck - Paccar 455HP, 12 Speed Endurant Amt

Recently Updated

$140,500 USD

LOW MILEAGE EXTREMELY CLEAN - 2023 KENWORTH T680. PACCAR MX11 455HP ENGINE AND AUTOMATED 12-SPEED TRANSMISSION. DUAL HIGH BACK SEATS COMPLETE W/ AIR PEDESTALS, ARMRESTS, AND LEATHER...

Condition	Used
Usage	108,540 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Paccar MX-11
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	PJ260217U
MLS Number	12962452
Category	Day Cab Semi Trucks
Last Updated	8/10/2024
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

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34 1

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

Recently Updated

$145,900 USD

SAVE THOUSANDS OVER NEW!! 2023 KENWORTH T680 NEXT GEN, ONLY 127,068 MILES, STILL LIKE NEW, CUMMINS X15 500 HP MOTOR, EATON FULLER AUTOMATED TRANSMISSION, 2909 ENGINE HOURS, RAISED ROOF...

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 Endurant 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/RIC
MLS Number	12945915
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

(855) 489-___ SHOW
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39 0

2022 Mack Anthem 64T Sleeper Semi Truck - 72" Raised Roof Sleeper, MP8 445HP, 12 Speed M Drive Automatic

Price Reduced

$89,000 USD

Low Miles! Beautiful Red Mack Anthem! Fleet maintained, 445 HP with MDrive

Condition	Used
Usage	9,580 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	445 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Stock Number	1873
MLS Number	12970856
Category	Sleeper Semi Trucks
Last Updated	8/10/2024
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 807-___ SHOW
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34 0

2019 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$39,500 USD

CLEAN FLEET MAINTAINED, GOOD RUBBER, BENDIX SYSTEM, AUTOMATIC, READY TO WORK! Please visit our website southerntrucksales to see our other day cab selections over 125 trucks all makes and...

Condition	Used
Usage	394,928 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	6798
MLS Number	12932143
Category	Day Cab Semi Trucks
Last Updated	8/10/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(855) 807-___ SHOW
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31 0

2019 Freightliner Cascadia 125 Day Cab Truck - Detroit 450HP, 12 Speed Automatic

Recently Updated

$39,500 USD

CLEAN FLEET MAINTAINED, GOOD RUBBER, BENDIX SYSTEM, AUTOMATIC, READY TO WORK! Please visit our website southerntrucksales to see our other day cab selections over 125 trucks all makes and...

Condition	Used
Usage	399,488 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	6799
MLS Number	12932036
Category	Day Cab Semi Trucks
Last Updated	8/10/2024
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(888) 564-___ SHOW
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14 0

2020 International LT Day Cab Truck - Cummins, Automatic

Price Reduced

$51,495 USD

If interested please call! Stock #: 14407 Located in Caddo Mills, TX (Just an hour east of downtown Dallas!) Ask about our Military/First Responder Discount (Only on select equipment) CLEAN...

Condition	Used
Usage	232,907 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Ultrashift Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	14407
MLS Number	12904864
Category	Day Cab Semi Trucks
Last Updated	8/10/2024
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc