Automatic Tri Axle Dump Trucks For Sale

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

$234,900 USD

2025 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 215" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	27,154 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	167653
MLS Number	14338582
Category	Dump Trucks
Last Updated	5/8/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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2026 Freightliner 114SD Tri Axle Dump Truck - Detroit 525HP, Automatic

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6 Miles, Engine: DETROIT DD13, 525 HP, Automatic Transmission, HaulMaax Suspension, Wheels: Aluminum, Wheel Base: 234, Tri Rear Axles, Rear Axle Weight: 46000 lb

Condition	New
Usage	6 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	525 HP
Engine Model	Detroit DD13
Transmission	Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	2164
MLS Number	13995808
Category	Dump Trucks
Last Updated	5/12/2026
Location	Fort Kent, ME, US
Sold By	Freightliner of Maine

(833) 982-___ SHOW
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2026 Western Star 47X Tri Axle Dump Truck - Detroit 525HP, Automatic

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This black tri-axle truck is powered by a Detroit DD16 engine rated at 525 horsepower and 1,850 lb-ft of torque, delivering exceptional power for demanding applications. It is equipped with...

Condition	New
Usage	100 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	525 HP
Engine Model	Detroit DD16
Transmission	Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.56 ratio
Stock Number	WS4987
MLS Number	14149746
Category	Dump Trucks
Last Updated	5/7/2026
Location	Houlton, ME, US
Sold By	Freightliner of Maine

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2026 Freightliner 114SD Tri Axle Dump Truck - Detroit 525HP, 6 Speed Allison Rds Automatic

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This 2026 Freightliner 114SD is equipped with a 17' Lanau high-lift tri-axle dump body, built for demanding construction and aggregate hauling applications. It’s powered by the Detroit DD13...

Condition	New
Usage	1,462 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Lanau
Horse Power	525 HP
Engine Model	Detroit DD13
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb 4.46 ratio
Stock Number	2166
MLS Number	14045900
Category	Dump Trucks
Last Updated	5/7/2026
Location	Westbrook, ME, US
Sold By	Freightliner of Maine

2027 Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

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Engine: CUMMINS X15, 565 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Air Trac Suspension, Wheels: Polished Aluminum, Wheel Base: 240, Tri Rear Axles, Front...

Condition	New
Duty Class	Heavy Duty Dump Truck
Upfit Make	Beau-Roc
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	285984
MLS Number	14352359
Category	Dump Trucks
Last Updated	5/6/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

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2020 Western Star 4900FA Tri Axle Dump Truck - Cummins, Automatic

$108,495 USD

CLEAN CARFAX; ONE OWNER; CARB COMPLIANT; LOW MILES; PTO; WET KIT; GAUGES; 2020 Westernstar 4900FA Tri Axle Dump Truck; Cummins X15 Engine; Eaton Automatic Transmission; PTO; Wet Kit; Jakes;...

Condition	Used
Usage	262,811 Miles
Duty Class	Heavy Duty Dump Truck
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	Automatic
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	15491
MLS Number	14234246
Category	Dump Trucks
Last Updated	5/5/2026
Location	Caddo Mills, TX, US
Sold By	Roy's Trucks and Equipment Inc

2020 Western Star 4700 Tri Axle Dump Truck - Detroit 450HP, 6 Speed Allison Rds Automatic

$139,900 USD

2020 Western Star 4700 SB --- Tri Axle, DD13 Detroit 450 HP, Allison Automatic 6 Speed, 3.91 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 202" Wheelbase, 19' 1" Bridge, Chalmers, Thick Frame,...

Condition	Used
Usage	287,335 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	American
Bed Length	16 ft.
Horse Power	450 HP
Engine Model	Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	46,000 lb 3.91 ratio
Stock Number	LS4217
MLS Number	14328532
Category	Dump Trucks
Last Updated	5/2/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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

$234,900 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	1,514 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
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	167487
MLS Number	14284555
Category	Dump Trucks
Last Updated	5/2/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2022 Kenworth T800 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$184,900 USD

2022 Kenworth T800 Extended Cab --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 6" Bridge, Chalmers, Double...

Condition	Used
Usage	199,290 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	478894
MLS Number	14250623
Category	Dump Trucks
Last Updated	5/2/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2022 Peterbilt 567 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$184,900 USD

2022 Peterbilt 567 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.30 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 230" Wheelbase, 21' 6" Bridge, Haulmaax, Double Frame, 3...

Condition	Used
Usage	229,105 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	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	768997
MLS Number	14265082
Category	Dump Trucks
Last Updated	5/1/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2021 Mack Granite 84FR Tri Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 17' Dump

$149,900 USD

2021 Mack GRANITE 84FR --- Tri Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 18,000 Front Axle, 46,000 Rear Axle, 228" Wheelbase, 21' 2" Bridge, Hendrickson Haulmaax, 3 Stage Engine...

Condition	Used
Usage	11,717 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	17 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	001716
MLS Number	14236779
Category	Dump Trucks
Last Updated	5/1/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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2025 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 16' Dump

$209,900 USD

Triaxle, 16' Logan Steel Dump w/60" Sides, MX13 Paccar 510 HP, Allison Automatic 6 Speed, 4.78 Ratio, 3 Stage Engine Brake, Chalmers, Double Frame, 20K FA, 46K RA, 20K Pusher, 214" WB, 20'1"...

Condition	Used
Usage	3,092 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Transmission	6 Speed Allison RDS Automatic
Suspension	Chalmers
Rear Axle	Tri Axle
Rear End	4.78 ratio
Stock Number	SJ141530
MLS Number	14342864
Category	Dump Trucks
Last Updated	5/6/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

2027 Peterbilt 589 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

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Engine: CUMMINS X15, 565 HP, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Neway Suspension, Wheels: Polished Aluminum, Wheel Base: 240, Tri Rear Axles, Front Axle Weight: 20000 lb...

Condition	New
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Horse Power	565 HP
Engine Model	Cummins X15
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Neway
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	285926
MLS Number	14342822
Category	Dump Trucks
Last Updated	4/30/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

2012 Mack Granite GU713 Tri Axle Dump Truck - MP7, 405HP, Automatic

$106,900 USD

2012 Mack GU713 --- Tri Axle, MP7 Mack 405 HP, Allison Automatic 6 Speed, 4.80 Ratio, 18,000 Front Axle, 44,000 Rear Axle, 224" Wheelbase, 20' 9" Bridge, Camelback, Thick Frame, 2 Stage...

Condition	Used
Usage	340,218 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	405 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 4.80 ratio
Stock Number	012382
MLS Number	9856374
Category	Dump Trucks
Last Updated	5/1/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2023 International HX Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$179,900 USD

2023 International HX620 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 209" Wheelbase, 19' 7" Bridge, Chalmers, Double Frame,...

Condition	Used
Usage	139,840 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	113553
MLS Number	14338911
Category	Dump Trucks
Last Updated	5/6/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2022 Kenworth W900 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$176,900 USD

2022 Kenworth W900 Extend Cab --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 18,000 Front Axle, 46,000 Rear Axle, 234" Wheelbase, 21' 9" Bridge, Chalmers, Double...

Condition	Used
Usage	227,186 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	478565
MLS Number	14338907
Category	Dump Trucks
Last Updated	4/30/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2022 Peterbilt 389 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 16' Dump

$189,500 USD

2022 Peterbilt 389 --- Tri Axle, MX-13 Paccar 510 HP, Allison Automatic 6 Speed, 4.10 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 230" Wheelbase, 21' 4" Bridge, Hendrickson Haulmaax, Double...

Condition	Used
Usage	99,200 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	16 ft.
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	795704
MLS Number	14220880
Category	Dump Trucks
Last Updated	4/29/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2024 Mack Granite 64FT Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$224,900 USD

Tri Axle, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' Bridge, Camelback, 3 Stage Engine Brake, Air Brake, Axle ...

Condition	Used
Usage	10,729 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	042292
MLS Number	14320693
Category	Dump Trucks
Last Updated	5/2/2026
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2027 Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

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Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Air Trac Suspension, Wheels: Polished Aluminum, Wheel Base: 240, Tri Rear Axles,...

Condition	New
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	285930
MLS Number	14310688
Category	Dump Trucks
Last Updated	4/28/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

2027 Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

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Engine: PACCAR MX-13, 510 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Air Trac Suspension, Wheels: Polished Aluminum, Wheel Base: 240, Tri Rear Axles,...

Condition	New
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Horse Power	510 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Air Trac
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	285981
MLS Number	14310687
Category	Dump Trucks
Last Updated	4/28/2026
Location	Millstone Township, NJ, US
Sold By	Hunter Truck

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2022 Kenworth T880 Tri Axle Dump Truck - Paccar 450HP, Automatic

$179,850 USD

Fleet Maintained! This 2022 Kenworth T880 Triaxle Dump Truck is ready to work! Truck is powered by a 455hp MX13 Engine and Paired with a Smooth Shifting Automatic Allison 4500RDS...

Condition	Used
Usage	236,495 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	450 HP
Engine Model	Paccar MX-13
Transmission	Automatic
Suspension	Spring
Rear Axle	Tri Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	8680473
MLS Number	14333072
Category	Dump Trucks
Last Updated	4/25/2026
Location	Indianapolis, IN, US
Sold By	JX Truck Center

(833) 801-___ SHOW
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2007 Freightliner M2 112 Tri Axle Dump Truck - Mercedes-Benz 410HP, Automatic, 16' Dump

$40,000 USD

NICE TRUCK, RUNS EXCELLENT, GOOD TRUCK, NICE BED, STEERABLE AIR LIFT AXLE, FULL LOCKING REARS, DOUBLE FRAME, ELECTRIC TARP, AIR GATE, POWER WINDOWS, POWER MIRRORS, HEATED MIRRORS!...

Condition	Used
Usage	372,960 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	410 HP
Engine Model	MBE4000
Drivetrain	8x4
Transmission	Automatic
Suspension	Hendrickson PRIMAAX
Rear Axle	Tri Axle
Rear End	57,020 lb 4.56 ratio
Stock Number	07MBE372M2TRIDUMP
MLS Number	14053851
Category	Dump Trucks
Last Updated	4/25/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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2016 Peterbilt 567 Tri Axle Dump Truck - Paccar 405HP, 10 Speed Ultrashift Plus Automatic, 17' Dump

$122,900 USD

Triaxle, 17' Heritage Steel Dump w/48" Sides, MX13 Paccar 405 HP, Eaton Ultrashift Plus 10 Speed, 3.73 Ratio, 3 Stage Engine Brake, HaulMaax, Double Frame, 20K FA, 46K RA, 13,200 Steerable L...

Condition	Used
Usage	13,711 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17 ft.
Horse Power	405 HP
Engine Model	Paccar MX-13
Transmission	10 Speed Ultrashift Plus Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	3.73 ratio
Stock Number	GD294251
MLS Number	13593479
Category	Dump Trucks
Last Updated	5/1/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2024 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$224,900 USD

Tri Axle, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' Bridge, Camelback, 3 Stage Engine Brake, Air Brake, Axle ...

Condition	Used
Usage	10,729 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	4.19 ratio
Stock Number	RM042292
MLS Number	14328448
Category	Dump Trucks
Last Updated	4/25/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales