Used Tandem Axle 6x4 Trucks For Sale in United States

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Featured Item

2022 Kenworth T680 Sleeper Semi Truck - 76" Mid Roof Sleeper, Cummins 450HP, 12 Speed Automatic

Recently Updated

$79,950 USD

**2022 KENWORTH T680 MID-ROOF SLEEPER – CUMMINS X15 – 450 HP – 12-SPEED AUTOMATIC – ELECTRIC APU – COLLISION MITIGATION** This 2022 Kenworth T680 is a fuel-efficient, driver-focused sleeper...

Condition	Used
Usage	283,350 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.85 ratio
Stock Number	CO11736
MLS Number	14466939
Category	Sleeper Semi Trucks
Last Updated	8/4/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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Featured Item

2021 International LT Dump Truck - Cummins 450HP, 12 Speed Endurant Automatic, 13' Dump

Recently Updated

$49,500 USD

2021 INTERNATIONAL LT DUMP TRUCK, AUTOMATIC!! FLEET MAINTAINED, BRAND NEW 13X56" DUMP BED, NEW PTO, TANK, TARP, 18 CU YARD CAPACITY, CUMMINS POWERED, EATON ENDURANT 12 SPEED AUTOMATIC...

Condition	Used
Usage	446,793 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	13 ft.
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.75 ratio
Stock Number	7260
MLS Number	14356301
Category	Dump Trucks
Last Updated	8/5/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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Featured Item

2020 Freightliner Cascadia 126 Day Cab Truck - Detroit 455HP, 12 Speed Dt12 Amt

$39,900 USD

2020 Freightliner Cascadia 126, Detroit DD15 455 HP, Detroit DT12 12 speed automatic transmission, Meritor rears with 3.25 ratio, 178" WB, A/S 5th wheel, fender mirrors, chrome bumper, 11R22...

Condition	Used
Usage	12,801 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	455 HP
Engine Model	Detroit DD15
Drivetrain	6x4
Transmission	12 Speed Detroit DT12 Automated
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	3046
MLS Number	14397643
Category	Day Cab Semi Trucks
Last Updated	8/1/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

(970) 570-___ SHOW
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Featured Item

2008 Kenworth T800 Logging Truck w/self loader & Page Log trailer

$94,500 USD

Cummins 600 engine, Ramey log loader, Page log trailer, SI scales, Motor rebuilt 60,000 mi ago, 22918 Transmission, Transmission rebuilt 68,000 ago, Front drop in rebuilt 4,000 ago,...

Condition	Used
Usage	565,583 Miles
Upfit Type	Log trailer
Upfit Make	Page
Horse Power	600 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Hendrickson PRIMAAX
Rear Axle	Tandem Axle
Rear End	4.10 ratio
MLS Number	14510343
Category	Logging Trucks
Last Updated	7/29/2026
Location	Cortez, CO, US
Sold By	Private Party

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Featured Item

2014 Peterbilt 365 24 ft Flatbed Truck - 425HP, 10 Speed Manual

$69,950 USD

Equipped with Piggy Back Mounts for Forklift, Headache Rack, chrome Visor, Chrome Mirrors, Lithium Batteries, Dual Leather Seats, 8 Extra Guages, Diff Lock, Suspension Dump, Power windows,...

Condition	Used
Usage	243,344 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	24 ft.
Horse Power	425 HP
Engine Model	Cummins ISX12
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	CO11602
MLS Number	14402657
Category	Flatbed Trucks
Last Updated	8/4/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

(833) 490-___ SHOW
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Featured Item

2024 International LT625 Sleeper Semi Truck, 407,000 Miles , EPU , Diamond Interior , 6 Month Factory Warranty , Financing Available

$74,950 USD

Warranty

Condition	Used
Usage	11,385 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Sky Rise Pro Sleeper
Sleeper Size	73"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	U480160
MLS Number	14503199
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Tri State Truck Center - Springfield, MO

Featured Item

2021 Volvo VNL Sleeper Semi Truck, Only 395,000 Miles , Dot Passing , Financing Available , Call 417-987-0566

$74,950 USD

Warranty

Condition	Used
Usage	10,839 Hours
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	Condo Sleeper
Sleeper Size	70"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
Stock Number	U283725
MLS Number	14503180
Category	Sleeper Semi Trucks
Last Updated	7/24/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Featured Item

2019 Freightliner Cascadia Sleeper Semi Truck, 13 Speed MANUAL , DD15, 455HP , Dot Passing , 6 Month Warranty , Financing Available

$46,950 USD

Warranty

Condition	Used
Usage	15,498 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Detroit Diesel DD15
Drivetrain	6x4
Transmission	13 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.25 ratio
Stock Number	UKP1901
MLS Number	14503140
Category	Sleeper Semi Trucks
Last Updated	7/23/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Featured Item

2000 Peterbilt 379 Sleeper Semi Truck - Mid Roof Sleeper, Cummins 500HP, 18 Speed Manual

$45,500 USD

2000 Peterbilt 379, 500hp Cummins N-14, 18spd Manual Transmission, 2 Million Mi - very clean - great running truck - but no service records, Air ride suspension, 260in Wheelbase, Nationwide...

Condition	Used
Usage	2,082,095 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	500 HP
Engine Model	Cummins N14
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	36,000 lb
Stock Number	5985
MLS Number	14499029
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

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Featured Item

2019 International LT Dump Truck - Cummins 450HP, 10 Speed Manual

$75,500 USD

2019 International LT625 Daycab, 450hp Cummins X15, 10spd Manual Transmission, 251k Mi, Air Ride Suspension, 222in Wheelbase, Brand New Dump Bed, Nationwide Delivery Available,

Condition	Used
Usage	251,219 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Leach
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	2160
MLS Number	14499024
Category	Dump Trucks
Last Updated	7/29/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(541) 912-___ SHOW
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Featured Item

2013 Kenworth T800W Heavy Hauler Truck

$58,000 USD

2013 Kenworth T800W. Cummins ISX15, 550 high performance engine, Jake brake, 18918B trans. 46'S rears with 2 speeds, (4:11 and 5:60) ratio, steers 18,000lbs386/65R22.5. Loaded dash. APU,...

Condition	Used
Usage	479,200 Miles
Duty Class	Heavy Duty Hauler Truck
Horse Power	550 HP
Engine Model	Cummins ISX 15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Aerocab Aerodyne Sleeper
Sleeper Size	76"
Suspension	AG 460
Rear Axle	Tandem Axle
Rear End	46,000 lb
MLS Number	13180012
Category	Hauler Trucks
Last Updated	8/4/2026
Location	Eugene, OR, US
Sold By	Quality Equipment Sales

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Featured Item

2021 International LT Day Cab Truck - Cummins 450HP, 12 Speed Endurant Automatic

$32,900 USD

FEDEX/UPS QUALIFIED CARRIER SPECS! CLEAN JB HUNT 2021 INTERNATIONAL DAY CAB, FLEET MAINTAINED! CUMMINS X15 450HP, 12 SPEED EATON ENDURANT TRANSMISSION, JAKES, LOCKERS, DRIVER ASSISTANCE...

Quantity	20
Condition	Used
Usage	428,923 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	450 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.75 ratio
Stock Number	7262
MLS Number	14345138
Category	Day Cab Semi Trucks
Last Updated	7/23/2026
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

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Featured Item

2005 Peterbilt 379EXHD Sleeper Semi Truck

$59,000 USD

VERY COOL HOOD C15@550HP OVERHAULED @250K/18 SPD STD SHIFT REMAN 300K/REMAN REAR ENDS/TALL RUBBER/70" MIDROOF. FINANCING

Condition	Used
Usage	1,300,000 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Engine Model	Caterpillar c15
Drivetrain	6x4
Transmission	18 Speed Manual
Sleeper Type	Mid Roof Sleeper
Sleeper Size	70"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb
MLS Number	14479258
Category	Sleeper Semi Trucks
Last Updated	7/31/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

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Featured Item

2021 International LT Sleeper Semi Truck - 72" Mid Roof Sleeper, A26 450HP, 12 Speed Endurant Automatic

$19,500 USD

2021 International LT625 Sleeper Truck with A26 450 HP Engine, 465,354 current miles, Eaton Endurant Automatic 12 Speed Transmission, Air Ride Suspension, 52,000 GVWR, 232" Wheelbase, All...

Condition	Used
Usage	465,354 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	12 Speed Endurant Automatic
Sleeper Type	Mid Roof Sleeper
Sleeper Size	72"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	SBA1240
MLS Number	14476868
Category	Sleeper Semi Trucks
Last Updated	7/15/2026
Location	Logan, UT, US
Sold By	SellBuyAuction

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Featured Item

2018 Kenworth W900B Day Cab Truck - Cummins 550HP, 18 Speed Manual

$89,950 USD

FOR SALE – 2018 KENWORTH W900B DAY CAB Built for operators who demand strength, reliability, and an unmistakable presence on the road, this 2018 Kenworth W900B represents one of the most...

Condition	Used
Usage	473,343 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	550 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	CO11667
MLS Number	14444843
Category	Day Cab Semi Trucks
Last Updated	7/8/2026
Location	Commerce City, CO, US
Sold By	Michelle Sells Trucks

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Featured Item

2019 Volvo VNR Day Cab Tandem Axle Truck - Hauler, Automatic, Dual fuel tanks, Air Slide fifth wheel

$12,499 USD

2019-2020 Volvo VNR- Tandem Axle Day Cab Tractor - Multiple Units available! Stock: Call for current Stock, VIN: Varies by Unit, Year: 2019-2020, Make: Volvo, Model: VNR, Engine: Volvo...

Quantity	19
Condition	Used
Usage	358,141 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	405 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 2.47 ratio
MLS Number	14219035
Category	Day Cab Semi Trucks
Last Updated	8/7/2026
Location	North East, MD, US
Sold By	Complete Recycling Group LLC

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Featured Item

2006 Freightliner Columbia 120 Farm / Grain Truck - Detroit 455HP, 10 Speed Manual

$44,900 USD

2006 Freightliner Columbia, Series 60 Detroit 455 hp, 10 speed manual, air ride, 210 gallon capacity dual tanks, 11R22.5 tires on steel wheels, painted visor 2005 Aulick grain box, 20' long,...

Condition	Used
Usage	757,300 Miles
Duty Class	Heavy Duty Farm / Grain Truck
Horse Power	455 HP
Engine Model	Detroit DDC60
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.58 ratio
Stock Number	C1963
MLS Number	14241175
Category	Farm & Grain Trucks
Last Updated	7/31/2026
Location	New Salem, ND, US
Sold By	Pedigree Truck and Trailer Sales, Inc.

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Featured Item

2020 Western Star 4900 Sleeper Semi Truck - 42" Flat Top Sleeper, Detroit 470HP, 10 Speed Autoshift Amt

$44,500 USD

2020 Western Star 4900 Flat top, 470 Detroit DD13, Eaton 10 spd Auto shift, 355k miles, Nationwide Delivery Available,

Condition	Used
Usage	355,562 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	6x4
Transmission	10 Speed Autoshift Automated
Sleeper Type	Flat Top Sleeper
Sleeper Size	42"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	3999
MLS Number	14418735
Category	Sleeper Semi Trucks
Last Updated	7/29/2026
Location	Sawyer, KS, US
Sold By	The Wrays, LLC

(928) 287-___ SHOW
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Featured Item

2017 International ProStar+ (Plus) Water Truck

$54,000 USD

https://www.wateronwheelsllc.com/

Condition	Used
Usage	293,691 Miles
Duty Class	Heavy Duty Water Truck
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	10 Speed Manual
Rear Axle	Tandem Axle
Capacity	4000 Gallons
Compartments	2
MLS Number	13761469
Category	Water Trucks
Last Updated	6/10/2026
Location	San Luis, AZ, US
Sold By	Water on Wheels LLC

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Featured Item

2004 Sterling L9500 Roll Off Truck, Dumpster, Trash, Landfill, Delivery, Flatbed, Tarp, Hauler, Tri-Axle, Heavy Spec, Waste, Refuse

$62,500 USD

2004 Sterling L9500 Rolloff Stock: M40151 VIN:2FZHAZCV44AM40151 Year: 2004 Make: Sterling Model: L9500 Engine: MBE4000 12.0L Mileage: 445950 Hours: 8623hrs Fuel type: Diesel Transmission:...

Condition	Used
Usage	445,950 Miles
Duty Class	Heavy Duty Roll Off Truck
Engine Model	Mercedes MBE4000
Drivetrain	6x4
Transmission	Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	22,000 lb
Stock Number	M40151
MLS Number	12756085
Category	Roll Off Trucks
Last Updated	8/7/2026
Location	North East, MD, US
Sold By	Complete Recycling Group LLC

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Featured Item

2025 Volvo VNR Day Cab Truck, Automatic, Air Sliding 5th Wheel, Dual Tanks, Air Supension

Newly Listed

$109,999 USD

Engine Brake, 176 in Wheelbase, Air Suspension, Aluminum Wheels, 11R22.5, Air Sliding 5th Wheel, Dual Fuel Tanks, Yy 2025 Volvo VNR Day Cab Stock: 685939, VIN:4V4WC9EH2SN685939, Year:...

Condition	Used
Usage	30,976 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	425 HP
Engine Model	Volvo D13
Drivetrain	6x4
Transmission	12 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	38,000 lb 2.47 ratio
Stock Number	685939
MLS Number	14527181
Category	Day Cab Semi Trucks
Last Updated	8/6/2026
Location	North East, MD, US
Sold By	Complete Recycling Group LLC

(888) 619-___ SHOW
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2012 Kenworth T660 Sleeper Semi Truck

Recently Updated

$14,900 USD

2012 Kenworth T660 Paccar MX13 455HP 1,066,149 Odometer Miles 10 Speed Manual 3.36 Rear Ratio 230” Wheelbase 72” Flattop Single Bunk Air Dump Air Slide Locking Diff PTO/Blower Good Rubber...

Condition	Used
Usage	1,066,149 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	455 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	10 Speed Manual
Sleeper Type	Flat Top Sleeper
Sleeper Size	72"
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	3.36 ratio
MLS Number	14475121
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

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2022 Kenworth T680 Sleeper Semi Truck

Newly Listed

$55,000 USD

2022 Kenworth T680, Cummins X15 400hp, 508,250 Miles, 10,713 Engine Hours, 12 Speed Automatic, 2.79 Rear Ratio, 228” Wheelbase, 76” Condo, Double Bunk, Thermo King Tri PAC,...

Condition	Used
Usage	10,700 Hours
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	400 HP
Engine Model	Cummins ISX / X15
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Aerocab Aerodyne Sleeper
Sleeper Size	76"
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	2.79 ratio
Stock Number	0386
MLS Number	14527504
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux

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2021 International LoneStar Sleeper Semi Truck

Newly Listed

$65,000 USD

2021 LONESTAR:X15/@485/12SP ASHIFT[100 MI ON REMAN WITH REMAN CLUTCH]73" SKYRISE/GOOD VIRGIN RUBBER/WILL BE PROPERLY SERVICED

Condition	Used
Usage	458,600 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	12 Speed Endurant Automated
Sleeper Type	Sky Rise Pro Sleeper
Sleeper Size	73"
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	14532566
Category	Sleeper Semi Trucks
Last Updated	8/8/2026
Location	Griffin, GA, US
Sold By	Davis Atlantic Trux