Automatic 6x4 Dump Trucks with Cummins Engines For Sale

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39 0

2013 Peterbilt 365 Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 15' Dump

2016 Kenworth T880 Dump Truck - Cummins 450HP, 10 Speed Smart Advantage Automatic

2019 Freightliner Cascadia 125 Dump Truck - Cummins 400HP, 10 Speed Smart Advantage Automatic

$54,500 USD

CUMMINS X15 POWER WITH EATON FULLER AUTOMATIC!! CLEAN FLEET MAINTAINED FREIGHTLINER CASCADIA 125! AUTOMATIC! JAKES, LOCKERS, FLEET MAINTAINED, BRAND NEW 13'X56" DUMP BED, NEW PTO, TANK, TARP...

Condition	Used
Usage	488,730 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	400 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	10 Speed Smart Advantage Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.42 ratio
Stock Number	7002
MLS Number	13865411
Category	Dump Trucks
Last Updated	12/20/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(844) 241-___ SHOW
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14 0

2026 Freightliner 114SD Dump Truck

$149,995 USD

2026 Freightliner 114SD Tri Axle Chassis to Fit 17' Dump -- Cummins X12 Diesel -- Allison Automatic, * Cummins X12 Diesel -- 500 HP / 660 lb-ft torque, * Allison 4500 RDS Automatic...

Condition	New
Usage	200 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	500 HP
Engine Model	Cummins X12
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	THWV4730
MLS Number	14024709
Category	Dump Trucks
Last Updated	12/18/2025
Location	Pompano Beach, FL, US
Sold By	Go Freightliner of Broward

(833) 300-___ SHOW
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35 1

2018 International WorkStar 7400 Dump Truck - Cummins 330HP, 6 Speed Allison Rds Automatic

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Front plow markCÔTÉ, Front plow dimension12 ', _ ", Side plow markCÔTÉ, Side plow serial #N/D, Side plow dimension16', Installed option, SPREAD ESSIEUX AVANT: 102", GYROPHARES, SpreadingÀ...

Condition	Used
Usage	258,476 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	330 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	C-36722
MLS Number	13809198
Category	Dump Trucks
Last Updated	12/18/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 300-___ SHOW
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39 1

2020 Freightliner M2 106 Dump Truck - Cummins 350HP, 6 Speed Allison Rds Automatic, 16' Dump

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Make dump boxBIBEAU, Dump box model16-0X48X60, Dump box typeCONSTRUCTION, Side wall48'', Dump box serial #26587-1, Door60", Door opening1 SENS, Heated boxNON, CAB shield24", Asphalt lip4",...

Condition	Used
Usage	2,395 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Bibeau
Bed Length	16 ft.
Horse Power	350 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	C-37195
MLS Number	14045663
Category	Dump Trucks
Last Updated	12/17/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 435-___ SHOW
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38 0

2021 International HV Tri Axle Dump Truck - Cummins 370HP, Automatic

$139,900 USD

Cummins L9 370HP, Allison 4500RDS, 20000 Front, 46000 Full Locking Rears, 20000 Steerable Lift axle, 18' Brandon Steel Dump with 3 Chutes,

Condition	Used
Usage	1 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	370 HP
Drivetrain	6x4
Transmission	6 Speed Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 6.14 ratio
Stock Number	250584
MLS Number	13556796
Category	Dump Trucks
Last Updated	12/18/2025
Location	Saco, ME, US
Sold By	Allegiance Trucks

(844) 445-___ SHOW
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54 0

2011 Peterbilt 386 Tri- Axle, Dump Truck - 18' Elliptical HARDOX 450, New Paint, Double Frame, Steerable Lift axle, Automatic Trans!

$89,700 USD

~ Annual Holiday Truck Sale! ~ Extended Now Thru Thursday January 8th, 2026 Original Price $ 98,500.00 This a 2011 Peterbilt 386 Tri-Axle with Cummins ISX 12L, 425 HP, Automatic 10-Speed...

Condition	Used
Duty Class	Heavy Duty Dump Truck
Upfit Type	Dump Body
Bed Length	18 ft.
Horse Power	425 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	10 Speed Ultrashift Automatic
Suspension	Air Leaf
Rear Axle	Tri Axle
Rear End	40,000 lb 5.43 ratio
Stock Number	D118828
MLS Number	13987349
Category	Dump Trucks
Last Updated	12/23/2025
Location	Midvale, UT, US
Sold By	MTS Utah, Inc.

(833) 478-___ SHOW
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22 2

2023 Kenworth T880 Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic

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2023 Kenworth T880 Dump Truck – 31K Miles – Cummins + Allison – Like New, Stock #14919— Hard to find spec’d like this! This2023 Kenworth T880comes with all the right components — Cummins...

Warranty

Condition	Used
Usage	31,226 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	DuraClass
Bed Length	16 ft.
Horse Power	525 HP
Engine Model	Cummins X15P
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Rubber Block
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.89 ratio
Stock Number	14919
MLS Number	13809599
Category	Dump Trucks
Last Updated	12/9/2025
Location	Palmetto, GA, US
Sold By	7E Truck Sales, LLC

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36 0

2017 Kenworth T680 Dump Truck - Cummins 450HP, 10 Speed Ultrashift Automatic

$89,500 USD

NEW 15' BED! AUTOMATIC! CLEAN FLEETMAINTED KENWORTH T680! CUMMINS 450HP! AUTOMATIC EATON 10 SPEED! 3.36 RATIO! 195 INCH WHEELBASE! 100 GAL FUEL TANK! BRAND NEW 15'X52" DUMP BED, NEW PTO,...

Condition	Used
Usage	149,396 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	15 ft.
Horse Power	450 HP
Engine Model	Cummins ISX15
Drivetrain	6x4
Transmission	10 Speed Ultrashift Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 3.36 ratio
Stock Number	7048
MLS Number	13986126
Category	Dump Trucks
Last Updated	11/18/2025
Location	Houston, TX, US
Sold By	Southern Truck Sales Ltd

(833) 490-___ SHOW
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13 0

2019 International HX620 Dump Truck, Dot Passing , Zero Down Financing Available WAC , Warranty Options

$142,995 USD

For sale: a robust 2019 International HX620 with a powerful Cummins X15 485 HP engine and smooth Allison Automatic 4500rds transmission, paired with a tandem axle setup featuring a 20,000 lb...

Condition	Used
Usage	134,211 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	485 HP
Engine Model	Cummins X15, Signature
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	U291896
MLS Number	13843833
Category	Dump Trucks
Last Updated	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(484) 544-___ SHOW
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Tri State Truck Center - Springfield, MO

21 0

2026 Peterbilt 567 Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17.5' Dump

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Brand New Cummins Power mated to the desirable Allison 6 speed 4500RDS Transmission. Two Units available, One on the ground, the second coming shortly from Upfit

Condition	New
Usage	325 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	PIK RITE
Bed Length	17.5
Horse Power	525 HP
Engine Model	Cummins X15
Emission Rating	USA Tier 4
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	277683
MLS Number	13767235
Category	Dump Trucks
Last Updated	9/19/2025
Location	Allentown, PA, US
Sold By	Hunter Truck

(844) 716-___ SHOW
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16 0

2013 Peterbilt 365 Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 15' Dump

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2013 Peterbilt 365 tandem axle truck #5281 (sister truck shown in first 4 pictures), , Vin # 1NPSL70X1DD181154, , Cummins ISX11.9-425V- 425 horsepower turbo diesel engine, 1,550 ft lb torque,...

Condition	Used
Usage	3,955 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	15 ft.
Horse Power	425 HP
Engine Model	Cummins ISX11.9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.57 ratio
Stock Number	5281
MLS Number	13576793
Category	Dump Trucks
Last Updated	9/6/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

(833) 801-___ SHOW
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6 0

2009 Freightliner M2 106 Dump Truck - Cummins 300HP, Automatic, 15' Dump

$32,000 USD

NICE TRUCK, RUNS EXCELLENT, DOUBLE FRAME, HEAVY DUTY TRUCK!,

Condition	Used
Usage	158,187 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	15 ft.
Horse Power	300 HP
Engine Model	Cummins ISC
Drivetrain	6x4
Transmission	Automatic
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	40,000 lb 6.14 ratio
Stock Number	09M2158TADUMP
MLS Number	13784785
Category	Dump Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 716-___ SHOW
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11 0

2006 International WorkStar 7600 Dump Truck - Cummins 335HP, 5 Speed Allison Rds Automatic, 18' Dump

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2006 International 7600 tandem axle truck #5238, , Vin #1HTWYAHT56J298784, , Cummins ISM-350V, 350 horsepower turbo diesel, , Jake brakes, , Allison 4500-RDS-P 5 speed automatic transmission,...

Condition	Used
Usage	154,670 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	18 ft.
Horse Power	350 HP
Engine Model	Cummins ISM350V
Drivetrain	6x4
Transmission	5 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	5238
MLS Number	13300596
Category	Dump Trucks
Last Updated	8/9/2025
Location	Pacific, WA, US
Sold By	Puget Sound Truck Sales, Inc.

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37 1

2011 Freightliner 114SD Dump Truck - Cummins 300HP, 6 Speed Allison Rds Automatic, 14' Dump

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Make dump boxELP, Dump box model345L 1504260A, Dump box typeCONSTRUCTION, Side wall42", Dump box serial #05706, Door60", Door opening2 SENS, Heated boxNON, CAB shield24", Asphalt lip4",...

Condition	Used
Usage	13,903 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	14 ft.
Horse Power	300 HP
Engine Model	Cummins ISC
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Spring
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.86 ratio
Stock Number	C-33678
MLS Number	13723121
Category	Dump Trucks
Last Updated	7/25/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(844) 988-___ SHOW
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2 0

2024 Autocar DC64 Dump Truck - Cummins 455HP, 6 Speed Allison Rds Automatic, 19' Dump

$276,000 USD

Green Machine - paint scheme, wheels, frame etc. available - body can be painted to match (body not included in truck chassis quote),

Condition	New
Usage	1,100 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	19 ft.
Horse Power	455 HP
Engine Model	Cummins X12
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	Green Machine
MLS Number	13063310
Category	Dump Trucks
Last Updated	4/29/2025
Location	Roseville, MN, US
Sold By	Universal Truck Sales

(844) 949-___ SHOW
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15 0

2021 Kenworth T800 Extended Cab Dump Truck

$174,950 USD

2021 Kenworth T800 Extended Cab Quad Axle Dump Truck.Several available. Mileage approx 300k. Cummins ISX15 diesel engine. 450hp.Eaton FO16E308LL-VCS UltraShift Plus 10-Speed Automatic...

Warranty

Quantity	2
Condition	Used
Usage	285,000 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	18 ft.
Horse Power	450 HP
Engine Model	Cummins ISX-15
Drivetrain	6x4
Transmission	Super 10 Speed Ultrashift Plus Automatic
Suspension	HaulMaax
Rear Axle	Quad Axle
Rear End	46,000 lb
MLS Number	13284906
Category	Dump Trucks
Last Updated	3/10/2025
Location	Indianapolis, IN, US
Sold By	Equipment Dudes LLC

(833) 801-___ SHOW
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8 0

2006 Sterling L8500 Single Axle Dump Truck - Cummins 215HP, Automatic, 10' Dump

$18,000 USD

Good truck, runs good, good rubber, pentle hitch, diff lock,

Condition	Used
Usage	107,633 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	10 ft.
Horse Power	215 HP
Drivetrain	6x4
Transmission	Automatic
Suspension	Spring
Rear Axle	Single Axle
Rear End	23,000 lb 4.33 ratio
Stock Number	06STRL107SADUMP
MLS Number	12170206
Category	Dump Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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22 1

2012 Freightliner M2 112 Dump Truck - Cummins 345HP, Automatic

$50,000 USD

good truck, runs great, clean, air seat, air brakes, power windows, power door locks, differential lock, thick frame, air gate, NICE BED!,

Condition	Used
Usage	115,355 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Henderson
Bed Length	14 ft.
Horse Power	345 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	Automatic
Suspension	Walking Beam
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.29 ratio
Stock Number	12M2264TADUMP
MLS Number	13258191
Category	Dump Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 949-___ SHOW
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22 0

2014 Kenworth T800 Six-Axle Automatic Dump Truck

$107,950 USD

2014 Kenworth T800 Six-Axle Automatic Dump Truck. Approximately 567k miles. Cummins ISX-15 diesel engine. 485 hp. Allison automatic transmission. Hendrickson Haul-Maxx suspension. 66k# GVWR....

Condition	Used
Usage	650,000 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	485 HP
Engine Model	Cummins ISX-15
Drivetrain	6x4
Transmission	Automatic
Suspension	HaulMaax
Rear Axle	Five Axle
Rear End	46,000 lb
MLS Number	13170175
Category	Dump Trucks
Last Updated	3/24/2025
Location	Cleveland, OH, US
Sold By	Equipment Dudes LLC

(855) 586-___ SHOW
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17 0

2013 Kenworth T800 Tri Axle Dump Truck - Cummins 400HP, Automatic

$117,999 USD

2013 KENWORTH T800 TRI AXLE DUMP TRUCK, - 321,773 MILES, - CUMMINS ISX ENGINE, - 400 HP, - EATON AUTOMATIC TRANSMISSION, - TRI AXLE, - DURACLASS END DUMP BED,

Condition	Used
Usage	321,773 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	DuraClass
Horse Power	400 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	Automatic
Rear Axle	Tri Axle
Stock Number	1NKDX4EX0DJ368123
MLS Number	11895644
Category	Dump Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment