Heavy Duty Diesel 12 Speed 6x4 Trucks For Sale

(833) 801-___ SHOW
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4 0

2020 International LT Sleeper Semi Truck - 78" Raised Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Newly Listed

$24,000 USD

nice truck, runs great, clean, air seats, double bunk, differential lock, dump valve, A/S 5th, smart wheel, tilt/tele, power windows, power mirrors, heated mirrors,,

Condition	Used
Usage	655,029 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	78"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	20ISX655LTPRO
MLS Number	13055743
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 693-___ SHOW
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19 0

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

Newly Listed

$54,900 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	483,113 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	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	229
MLS Number	13055703
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Belvidere, IL, US
Sold By	First Class 8 Truck Sales

(877) 705-___ SHOW
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15 0

2022 Kenworth T680 Sleeper Semi Truck - 52" Mid Roof Sleeper, Cummins 500HP, 12 Speed Endurant Amt

Newly Listed

$69,900 USD

Qualifies for Fed Ex Service. Certified!! Certified!! KWS Certified Pre-Owned / 114-point Inspection / 1 year or 125,000 miles warranty included. Call for Details

Condition	Used
Usage	489,951 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins X15E
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Mid Roof Sleeper
Sleeper Size	52"
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.79 ratio
Stock Number	NJ124321
MLS Number	13055553
Category	Sleeper Semi Trucks
Last Updated	8/17/2024
Location	Hagerstown, MD, US
Sold By	Truck Enterprises Inc.

(833) 685-___ SHOW
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3 0

2021 Freightliner Cascadia 126 Sleeper Semi Truck - 68" Raised Roof Sleeper, Detroit 455HP, 12 Speed Dt12 Automatic

Newly Listed

$42,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...

Condition	Used
Usage	597,113 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	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	S01900-DELIVERY 2 U
MLS Number	13055550
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Gaffney, SC, US
Sold By	Diamond Truck Sales Inc

(855) 591-___ SHOW
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32 0

2020 Peterbilt 579 Sleeper Semi Truck - Raised Roof Sleeper, Paccar, 12 Speed Amt

Newly Listed

$49,900 USD

2020 Peterbilt 579 Ultraloft - This truck is extremely clean! Southern truck! Remaining 7 year/700k mile engine major components warranty and 10 year/435k mile emissions warranty remaining!...

Condition	Used
Usage	330,213 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Automated
Sleeper Type	Raised Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	651055
MLS Number	13055518
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Byron Center, MI, US
Sold By	5 Star Truck Sales, Inc

(877) 810-___ SHOW
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27 1

2023 Kenworth T680 Sleeper Semi Truck - 72" Raised Roof Sleeper, Paccar 455HP, 12 Speed Endurant Amt

Newly Listed

$114,900 USD

$$$ THE COLOR OF MONEY $$$ BEAUTIFUL GREEN METAL FLAKE PAINT! THIS 2023 KENWORTH T680 NEXT GEN. FEATURES A PACCAR MX13 455 HP ENGINE, 12 SPEED AUTOMATED TRANSMISSION, 72" RAISED ROOF SLEEPER...

Condition	Used
Usage	205,079 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	PJ235175U/ROA
MLS Number	13055512
Category	Sleeper Semi Trucks
Last Updated	8/17/2024
Location	Roanoke, VA, US
Sold By	Truck Enterprises Inc.

(844) 407-___ SHOW
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21 0

2020 Volvo VNL64T760 Sleeper Semi Truck - 70" Raised Roof Sleeper, D13 455HP, 12 Speed I Shift Automatic

Newly Listed

$39,900 USD

2020 VOLVO 760, D13 455HP, VOLVO I-SHIFT 12 SPD AUTOMATIC, DOUBLE BUNK, BUNK HEATER, READY TO WORK Call for more info,

Condition	Used
Usage	774,603 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed I Shift Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2149
MLS Number	13055511
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	LATHROP, CA, US
Sold By	DOT TRUCK SALES

(844) 900-___ SHOW
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3 4

2020 Freightliner Cascadia 116 Sleeper Semi Truck - 56" Mid Roof Sleeper, Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated

$51,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! *** ****VIRGEN RUBBER TIRES 90% THREAD**** AUTOMATIC 12 SPEED!!! DEF, ENGINE BRAKE, SLIDING 5TH WHEEL, Se Habla Español! NO CREDIT?...

Condition	Used
Usage	455,487 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	56"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.41 ratio
Stock Number	L02928-VIRGIN TIRES
MLS Number	13035774
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Fontana, CA, US
Sold By	Diamond Truck Sales Inc

(877) 705-___ SHOW
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21 0

2021 Kenworth T680 Day Cab Truck - Cummins 500HP, 12 Speed Endurant Amt

Recently Updated

$69,900 USD

Qualifies for Fed Ex Service. Certified!! Certified!! KWS Certified Pre-Owned / 114-point Inspection / 1 year or 125,000 miles warranty included. Call for Details

Condition	Used
Usage	450,130 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Suspension	AG 400L
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	MJ448044U
MLS Number	13035532
Category	Day Cab Semi Trucks
Last Updated	8/16/2024
Location	Hagerstown, MD, US
Sold By	Truck Enterprises Inc.

(855) 489-___ SHOW
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42 0

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

Newly Listed

$49,000 USD

Includes 6 month/50,000 engine and aftertreatment warranty, 455 hp/ Automated 12 transmission, Refrigerator, Diesel APU,

Condition	Used
Usage	464,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.93 ratio
Stock Number	1905
MLS Number	13055474
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(855) 489-___ SHOW
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42 0

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

Newly Listed

$49,000 USD

Includes 6 month/50,000 engine and aftertreatment warranty, 455 hp/ Automated 12 transmission, Refrigerator, Diesel APU,

Condition	Used
Usage	452,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.93 ratio
Stock Number	1903
MLS Number	13055473
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Rhome, TX, US
Sold By	Jordan Truck Sales of Texas, LLC

(888) 680-___ SHOW
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17 0

2018 Kenworth T680 Sleeper Semi Truck - 76" Raised Roof Sleeper, Paccar 455HP, 12 Speed Ultrashift Plus Automatic

Recently Updated

$52,900 USD

NEW PRICE!! VERY CLEAN TRUCK W/ LOW MILEAGE COMES WITH AN TRI-PAC APU, PACCAR MX13 455 HP ENGINE, 244 WHEELBASE, EATON 12 SPEED ULTRASHIFT TRANSMISSION. CALL SCOTT AT [804] 615-9350 FOR MORE...

Condition	Used
Usage	438,125 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	12 Speed Ultrashift Plus Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	JJ199489U-
MLS Number	13026019
Category	Sleeper Semi Trucks
Last Updated	8/17/2024
Location	Richmond, VA, US
Sold By	Truck Enterprises Inc.

(833) 685-___ SHOW
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32 1

2019 Freightliner Cascadia 125 Sleeper Semi Truck - 68" Raised Roof Sleeper, Detroit 400HP, 12 Speed Dt12 Automatic

Recently Updated

$34,900 USD

*** ASK FOR LOW COST DELIVERY AVAILABLE TO ALL 48 STATES!! ***, AUTOMATIC, SIDE AND FULL FAIRINGS, LIQUID DEF Se Habla Espanol! NO CREDIT? BAD CREDIT? NO PROBLEM!! OPEN 7 DAYS A WEEK!!!! ...

Condition	Used
Usage	582,174 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automatic
Sleeper Type	Raised Roof Sleeper
Sleeper Size	68"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.85 ratio
Stock Number	S01865-DELIVERY 2 U
MLS Number	13004703
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Gaffney, SC, US
Sold By	Diamond Truck Sales Inc

(888) 493-___ SHOW
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13 0

2020 Freightliner Cascadia 126 Sleeper Semi Truck

Newly Listed

$54,977 USD

For Sale: 2020 Freightliner Cascadia 126 Double Bunk Condo Stock Number: 1799505 Mileage: 538,500 miles Specifications: Model: 2020 Freightliner Cascadia 126 Double Bunk Condo,...

Quantity	2
Condition	Used
Usage	538,500 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Detroit Diesel DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Sleeper Type	Condo Sleeper
Sleeper Size	72"
Suspension	AirLiner
Rear Axle	Tandem Axle
Stock Number	1799505
MLS Number	13055455
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Atlanta, GA, US
Sold By	Rush Truck Centers Atlanta

1 0

2020 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed

$43,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	414,196 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	40,000 lb 2.79 ratio
Stock Number	499234
MLS Number	13055421
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2020 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed

$46,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	369,932 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	40,000 lb 2.79 ratio
Stock Number	499212
MLS Number	13055419
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2020 Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed

Newly Listed

$59,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	296,816 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear End	40,000 lb 2.41 ratio
Stock Number	499484
MLS Number	13055413
Category	Day Cab Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2020 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed

$52,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	270,094 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	40,000 lb 2.79 ratio
Stock Number	498856
MLS Number	13055388
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2021 International LT625 Sleeper Semi Truck - 73" Hi Rise Sleeper, A26 450HP, 12 Speed

Newly Listed

$47,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	447,904 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International A26
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	498397
MLS Number	13055377
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2020 Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed

Newly Listed

$56,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	336,368 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear End	40,000 lb 2.41 ratio
Stock Number	499104
MLS Number	13055374
Category	Day Cab Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

1 0

2020 International LT625 Day Cab Truck - A26 450HP, 12 Speed

Newly Listed

$48,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	213,853 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Automated
Suspension	Air Ride
Rear End	40,000 lb 2.64 ratio
Stock Number	499082
MLS Number	13055368
Category	Day Cab Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers

(855) 712-___ SHOW
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4 0

2020 Freightliner Cascadia Day Cab Truck - 450HP, 12 Speed

Newly Listed

$53,000 USD

Inspection Report

Condition	Used
Usage	378,257 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	DD13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear End	40,000 lb 2.41 ratio
Stock Number	499645
MLS Number	13055346
Category	Day Cab Semi Trucks
Last Updated	8/16/2024
Location	Conley, GA, US
Sold By	International Used Truck Centers

1 0

2021 International LT625 Sleeper Semi Truck - 56" Hi Rise Sleeper, Cummins 400HP, 12 Speed

Newly Listed

$51,000 USD

1 or 2-Year Factory-Backed Engine Aftertreatment Warranty AVAILABLE. $0 Deductible. No Claim Maximum. Backed by Dealer Network of 700+ Locations.

Inspection Report

Condition	Used
Usage	364,314 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	499324
MLS Number	13055323
Category	Sleeper Semi Trucks
Last Updated	8/16/2024
Location	Shreveport, LA, US
Sold By	International Used Truck Centers