6 Speed Tri Axle Dump Trucks For Sale

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Featured Item

2025 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$225,000 USD

2025 KENWORTH T880 DUMP TRUCK, CUMMINS 500 HP ENGINE!!, ONLY 12,645 ORIGINAL MILES, ALLISON RDS 4500 AUTOMATIC !TRANSMISSION!! 16 FT LOGAN BODY BED, ELECTRIC TARP, *HIGH LIFT TAILGATE*...

Condition	Used
Usage	12,645 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins ISX15 500V
Drivetrain	8x6
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	66,000 lb
MLS Number	14078316
Category	Dump Trucks
Last Updated	1/16/2026
Location	Jackson, TN, US
Sold By	Snider Equipment

(844) 305-___ SHOW
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Featured Item

2024 Peterbilt 567 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic

$205,900 USD

Triaxle, 16' Ox Stampede Steel Dump w/60" Sides, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.30 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 230" WB, 21'4" Bridge, 20K FA, 46K...

Condition	Used
Usage	2,494 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.30 ratio
Stock Number	RD690240
MLS Number	14053780
Category	Dump Trucks
Last Updated	1/2/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(844) 305-___ SHOW
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Featured Item

2023 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

$189,729 USD

Triaxle, 17' Logan Steel Dump w/48" Sides, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.56 Ratio, 3 Stage Engine Brake, HaulMaax EX, Double Frame, 20K FA, 46K RA, 20K Pusher, 222" WB, 20...

Condition	Used
Usage	5,355 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	4.56 ratio
Stock Number	PJ244181
MLS Number	14042090
Category	Dump Trucks
Last Updated	1/2/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(484) 544-___ SHOW
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2026 Peterbilt 567 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17.5' Dump

Recently Updated

Contact for price

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	8x4
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	1/21/2026
Location	Allentown, PA, US
Sold By	Hunter Truck

(724) 648-___ SHOW
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2026 Peterbilt 589 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 18' Dump

Recently Updated

$295,000 USD

NEW 2026 BAFFIN BLUE 589 DUMP TRUCK! 18FT STEEL SMOOTH SIDE DUMP BODY, POWERED WITH CUMMINS X15 ENGINE AND ALLISON 4500 SERIES TRANSMISSION. PLEASE CALL INTO HUNTER TRUCK BUTLER FOR MORE...

Condition	New
Usage	1,419 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	18 ft.
Horse Power	565 HP
Engine Model	Cummins X15
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	283186
MLS Number	14086007
Category	Dump Trucks
Last Updated	1/21/2026
Location	Butler, PA, US
Sold By	Hunter Truck

(855) 804-___ SHOW
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2021 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

Recently Updated

$189,900 USD

Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3 Stage Engine Brake, Air...

Condition	Used
Usage	160,435 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	500 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	461552
MLS Number	14081992
Category	Dump Trucks
Last Updated	1/21/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$259,295 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	673 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN230313
MLS Number	14072188
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W900 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$263,095 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	527 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	KN223133
MLS Number	14036152
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W900 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$263,095 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	2,980 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,200 lb 4.30 ratio
Stock Number	KN223131
MLS Number	14036144
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880S Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$237,095 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	656 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	60,320 lb 4.30 ratio
Stock Number	KN223146
MLS Number	14025325
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880S Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$237,095 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	634 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	60,320 lb 4.30 ratio
Stock Number	KN223144
MLS Number	14019256
Category	Dump Trucks
Last Updated	1/21/2026
Location	Landover, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	211 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223165
MLS Number	14000600
Category	Dump Trucks
Last Updated	1/21/2026
Location	Landover, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	598 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223162
MLS Number	13999088
Category	Dump Trucks
Last Updated	1/21/2026
Location	Upper Marlboro, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	734 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223161
MLS Number	13999087
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	626 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223160
MLS Number	13999085
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	698 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223163
MLS Number	13993812
Category	Dump Trucks
Last Updated	1/21/2026
Location	Dover, DE, US
Sold By	All Roads Trucks

2026 Kenworth W900 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$275,795 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	477 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223128
MLS Number	13993791
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	723 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223159
MLS Number	13993770
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$245,795 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	758 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN223158
MLS Number	13986736
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$239,095 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	813 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	60,320 lb 4.56 ratio
Stock Number	KF222865
MLS Number	13981419
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth W990 Tri Axle Dump Truck - Cummins 525HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$244,295 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	724 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	59,500 lb 4.30 ratio
Stock Number	KN192761
MLS Number	13852606
Category	Dump Trucks
Last Updated	1/21/2026
Location	Mardela Springs, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$234,095 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	659 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	59,500 lb 4.56 ratio
Stock Number	KN205830
MLS Number	13847615
Category	Dump Trucks
Last Updated	1/21/2026
Location	Landover, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$234,095 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	604 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	59,500 lb 4.56 ratio
Stock Number	KN205839
MLS Number	13800904
Category	Dump Trucks
Last Updated	1/21/2026
Location	Upper Marlboro, MD, US
Sold By	All Roads Trucks

2026 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 17' Dump

Recently Updated

$234,095 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	667 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Hendrickson HMX460
Rear Axle	Tri Axle
Rear End	59,500 lb 4.56 ratio
Stock Number	KN205825
MLS Number	13799334
Category	Dump Trucks
Last Updated	1/21/2026
Location	Landover, MD, US
Sold By	All Roads Trucks