6 Speed 6x4 Dump Trucks For Sale

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2026 Peterbilt 548 Dump Truck - Paccar 360HP

2026 Peterbilt 567 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17.5' Dump

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2026 LEFTOVER. MX-13 CONNECTED TO AN ALLISON 6 SPEED RDS TRANSMISSION. READY TO WORK FOR SPRING!,

Condition	New
Usage	1,715 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	PIK RITE
Bed Length	17.5
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	277680
MLS Number	14087904
Category	Dump Trucks
Last Updated	1/14/2026
Location	Allentown, PA, US
Sold By	Hunter Truck

2025 Freightliner M2 106 Dump Truck - Cummins 325HP

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This Freightliner M2106 6x4 14' Load Link hi-rail dump truck is built for rail and roadway maintenance operations, combining a Load King dump body with hi-rail capability for versatile...

Condition	New
Horse Power	325 HP
Engine Model	Cummins 6.7L D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDWA2475
MLS Number	14087594
Category	Dump Trucks
Last Updated	1/17/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

2025 Freightliner M2 106 Dump Truck - Cummins 325HP

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This Freightliner M2106 6x4 14' Load Link hi-rail dump truck is built for rail and roadway maintenance operations, combining a Load King dump body with hi-rail capability for versatile...

Condition	New
Horse Power	325 HP
Engine Model	Cummins 6.7L D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SDWA2452
MLS Number	14087593
Category	Dump Trucks
Last Updated	1/17/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2019 Western Star 4700 Dump Truck - Cummins 370HP, 6 Speed Allison Rds Automatic, 15' Dump

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Make dump boxBIBEAU, Dump box model15-0X48X60, Dump box typeCONSTRUCTION, Side wall48", Dump box serial #30057-1, Door60", Door opening2 SENS, Heated boxNON, CAB shield20", Asphalt lip4",...

Condition	Used
Usage	8,573 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Bibeau
Bed Length	15 ft.
Horse Power	370 HP
Engine Model	Cummins L9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	AirLiner
Rear Axle	Tandem Axle
Rear End	44,000 lb 5.29 ratio
Stock Number	C-36905
MLS Number	14086057
Category	Dump Trucks
Last Updated	1/13/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 986-___ SHOW
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2026 Western Star 49X Dump Truck - Detroit 470HP

$238,716 USD

2026 Western Star 49X, Triaxle Dump, Detroit 470HP, Allison 4500RDS, 20,000K Front Axle, 46,000K Rear Axle, 13,500K Steerable Pusher Axle, Tuftrac Rear Suspension, 16FT Ox Stampede, High...

Condition	New
Usage	1,166 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	470 HP
Drivetrain	6x4
Transmission	6 Speed
Suspension	TufTrac
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	258808
MLS Number	14082069
Category	Dump Trucks
Last Updated	1/10/2026
Location	Tampa, FL, US
Sold By	Southport Truck Group

2026 Peterbilt 548 Dump Truck - Paccar 360HP

$195,402 USD

Take on the toughest jobs with the Peterbilt 548 6x4 16' DuraClass Dump Truck, engineered for strength and reliability. Powered by a 360 HP PACCAR PX9 D engine and smooth automatic...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM789330
MLS Number	13800301
Category	Dump Trucks
Last Updated	1/10/2026
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

2026 Peterbilt 548 Dump Truck - Paccar 360HP

$195,402 USD

Take on the toughest jobs with the Peterbilt 548 6x4 16' DuraClass Dump Truck, engineered for strength and reliability. Powered by a 360 HP PACCAR PX9 D engine and smooth automatic...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM789324
MLS Number	13800296
Category	Dump Trucks
Last Updated	1/10/2026
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

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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	1/8/2026
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2026 Freightliner M2 106 Dump Truck - Detroit 350HP

$173,946 USD

The Freightliner M2106 6x4 with a 16' Load King dump body is a powerful and durable solution for heavy-duty hauling. Featuring a 350 HP Detroit DD8 engine and an Allison 3000RDS automatic...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	THWM0875
MLS Number	14058656
Category	Dump Trucks
Last Updated	1/10/2026
Location	Jackson, MI, US
Sold By	Custom Truck One Source

(707) 849-___ SHOW
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2014 Freightliner M2 106 Dump Truck - Cummins 300HP, 6 Speed Allison Rds Automatic

$69,500 USD

2014 Freightliner M2 Dump Truck California CARB Compliant 144k Miles, Cummins ISL Engine, 300HP, Allison 3000 RDS Transmission, 18k Front Axle Good running shape, ready for work,

Condition	Used
Usage	144,764 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	300 HP
Engine Model	Cummins ISL
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	40,000 lb 4.11 ratio
MLS Number	14075373
Category	Dump Trucks
Last Updated	1/7/2026
Location	Santa Rosa, CA, US
Sold By	Personal Asset Brokerage

(716) 218-___ SHOW
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2021 Peterbilt 348 Dump Truck - Paccar 350HP, 6 Speed Allison Rds Automatic

$144,900 USD

2021 PETERBILT 348 DUMP,66000 CVWR,20 FRT,46000 RR,5.38 RATIO,PX9 350 HP,ALLISON 6 SPD TRANS,17FT DUMP,49200 MILES,

Condition	Used
Usage	49,200 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	350 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb 5.38 ratio
Stock Number	218239
MLS Number	14069804
Category	Dump Trucks
Last Updated	1/6/2026
Location	Buffalo, NY, US
Sold By	Hunter Truck

(855) 984-___ SHOW
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2025 Kenworth T480 Dump Truck - Paccar 380HP, 6 Speed Allison Rds Automatic, 16' Dump

$171,595 USD

Transfer this unit to your nearest Maryland/Delaware location at no additional cost – Baltimore, Bel Air, Dover, Landover, Mardela Springs, Upper Marlboro, or Westminster. Contact us for...

Condition	New
Usage	1,145 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	16 ft.
Horse Power	380 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	KN134017
MLS Number	13723010
Category	Dump Trucks
Last Updated	1/8/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

(772) 409-___ SHOW
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2025 Kenworth T480 Dump Truck - Paccar 370HP, 6 Speed Allison Rds Automatic, 16' Dump

$179,995 USD

Transfer this unit to your nearest South Florida location at no additional cost! Fort Lauderdale, Fort Pierce, Riviera Beach, or Naples. Contact us for details! 2025 Kenworth T480 Tandem...

Condition	New
Usage	2,182 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	370 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	46,000 lb 6.14 ratio
Stock Number	KF171513
MLS Number	13166986
Category	Dump Trucks
Last Updated	1/8/2026
Location	Fort Pierce, FL, US
Sold By	All Roads Trucks

(954) 523-___ SHOW
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2025 Kenworth T480 Dump Truck - Paccar 370HP, 6 Speed Allison Rds Automatic, 16' Dump

$179,995 USD

Transfer this unit to your nearest South Florida location at no additional cost! Fort Lauderdale, Fort Pierce, Riviera Beach, or Naples. Contact us for details! 2025 Kenworth T480 Tandem...

Condition	New
Usage	878 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	370 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	46,000 lb 6.14 ratio
Stock Number	KF171510
MLS Number	13166969
Category	Dump Trucks
Last Updated	1/8/2026
Location	Fort Lauderdale, FL, US
Sold By	All Roads Trucks

2026 Peterbilt 548 Dump Truck - Paccar 360HP

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Owning a Peterbilt 548 6x4 Load King 16-04801 16' dump truck offers significant advantages for heavy-duty hauling and construction needs. Powered by a robust 360 HP PACCAR PX-9 engine and...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	TM789279
MLS Number	13664603
Category	Dump Trucks
Last Updated	1/1/2026
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2022 International HV Dump Truck - A26 475HP, 6 Speed Allison Rds Automatic, 14' Dump

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Make dump boxAT, Dump box modelXL500T14.5-42-54P2, Dump box typeCONSTRUCTION, Side wall42", Dump box serial #221-5291, Manufactured date07 M - 21 Y, Door54'', Door opening2 SENS, Heated box-...

Condition	Used
Usage	4,602 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	14 ft.
Horse Power	475 HP
Engine Model	International A26
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	C-37101
MLS Number	14054053
Category	Dump Trucks
Last Updated	12/30/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

2025 Peterbilt 548 Dump Truck - Paccar 360HP

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FOR SALE! A brand new Peterbilt 548 6x4 upfitted with a 16' Load King dump body. This vehicle is powered by a 360 hp Paccar PX9 diesel motor, and gears are shifted via an Allison 3000RDS...

Condition	New
Horse Power	360 HP
Engine Model	Paccar PX9 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	SM713633
MLS Number	13243176
Category	Dump Trucks
Last Updated	12/30/2025
Location	Fort Worth, TX, US
Sold By	Custom Truck One Source

(855) 804-___ SHOW
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2023 Kenworth T480 Dump Truck - Paccar 360HP, 6 Speed Allison Rds Automatic

$139,500 USD

2023 Kenworth T480 --- Tandem Axle, PX9 PACCAR 360 HP, Allison Automatic 6 Speed, 5.57 Ratio, 18,000 Front Axle, 40,000 Rear Axle, 183" Wheelbase, 17' 5" Bridge, Chalmers, Double Frame, Air...

Condition	Used
Usage	108,981 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Horse Power	360 HP
Engine Model	Paccar PX9
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	235273
MLS Number	14062611
Category	Dump Trucks
Last Updated	12/27/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2026 Freightliner M2 106 Dump Truck - Detroit 350HP

$173,946 USD

The Freightliner M2106 6x4 with a 16' Load King dump body is a powerful and durable solution for heavy-duty hauling. Featuring a 350 HP Detroit DD8 engine and an Allison 3000RDS automatic...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	THWM0873
MLS Number	14058655
Category	Dump Trucks
Last Updated	12/24/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

2026 Freightliner M2 106 Dump Truck - Detroit 350HP

$173,946 USD

The Freightliner M2106 6x4 with a 16' Load King dump body is a powerful and durable solution for heavy-duty hauling. Featuring a 350 HP Detroit DD8 engine and an Allison 3000RDS automatic...

Condition	New
Horse Power	350 HP
Engine Model	Detroit DD8 D
Drivetrain	6x4
Transmission	6 Speed
Rear End	40,000 lb
Stock Number	THWM0874
MLS Number	14055673
Category	Dump Trucks
Last Updated	12/23/2025
Location	Union Grove, WI, US
Sold By	Custom Truck One Source

(844) 714-___ SHOW
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2009 Peterbilt 340 Dump Truck - Paccar 330HP, 6 Speed Allison Rds Automatic, 16' Dump

$89,500 USD

16' x 96" x 47" Dump bed, Hi-lift gate, Air gate release, Electric tarp, Dual lockers, Pete Air Trac suspension, Paccar PX8 330HP, Engine brake, Allison 3000RDS transmission, 5.57 ratio, 16K...

Condition	Used
Usage	2,362 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	SE Inc
Bed Length	16 ft.
Horse Power	330 HP
Engine Model	Paccar PX8
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb 5.57 ratio
Stock Number	7007
MLS Number	14054049
Category	Dump Trucks
Last Updated	12/20/2025
Location	Aberdeen, ID, US
Sold By	Diesel Depot