Automatic Tri Axle Trucks For Sale

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2022 Western Star 4700 Tri Axle Dump Truck - Detroit 470HP, 6 Speed Allison Rds Automatic, 16' Dump

$175,500 USD

2022 4700 Western Star with LOW MILES!!!! MAJOR ENGINE COMPONENT PARTS WARRANTY TILL 5/15/2026! 180 DAY TRUCK MASTER WARRANTY! This truck is ready to work!!! Call for more information

Condition	Used
Usage	161,407 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	470 HP
Engine Model	Detroit DD13
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	TufTrac
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	106254
MLS Number	13693349
Category	Dump Trucks
Last Updated	9/1/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

(707) 849-___ SHOW
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2019 Peterbilt 367 Tri Axle Dump Truck - Cummins, Automatic

$169,000 USD

2019 Single Owner Peterbilt 367 Super 10 Factory built dump truck 219,506 miles 8323 HRS CUMMINS X15 engine Allison automatic transmission Diff Lock Drop axle GVWR 70000 20k front axle...

Condition	Used
Usage	8,323 Hours
Duty Class	Heavy Duty Dump Truck
Engine Model	Cummins X15
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	51,020 lb
MLS Number	13712051
Category	Dump Trucks
Last Updated	7/19/2025
Location	Oakland, CA, US
Sold By	Personal Asset Brokerage

(707) 849-___ SHOW
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2021 Peterbilt 348 Tri Axle Dump Truck - Paccar, Automatic

$164,000 USD

2020 Single Owner Peterbilt 348 Super 10 Factory built dump truck 167,272 miles 6418 HRS Paccar PX9 engine Allison automatic transmission 5.29 ratio GVWR 66,000 lbs 20k front 11,020 drop...

Condition	Used
Usage	6,418 Hours
Duty Class	Heavy Duty Dump Truck
Engine Model	Paccar PX9
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	51,020 lb
MLS Number	13712047
Category	Dump Trucks
Last Updated	7/19/2025
Location	Oakland, CA, US
Sold By	Personal Asset Brokerage

(833) 300-___ SHOW
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2021 Kenworth T800 Dump Truck - Cummins 525HP, 7 Speed Allison Rds Automatic, 20' Dump

Contact for price

Make dump boxLANAU, Dump box model20X45X45, Dump box typeCONSTRUCTION, Side wall45", Dump box serial #0120SHD0038, Manufactured date12 M - 19 Y, Door45", Door opening1 SENS, Heated boxOUI,...

Condition	Used
Usage	8,122 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Lanau
Bed Length	20 ft.
Horse Power	525 HP
Engine Model	Cummins X15
Drivetrain	8x4
Transmission	7 Speed Allison RDS Automatic
Suspension	Rubber Block
Rear Axle	Tri Axle
Rear End	46,000 lb 4.30 ratio
Stock Number	C-36421
MLS Number	13539934
Category	Dump Trucks
Last Updated	7/17/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

(833) 801-___ SHOW
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2012 Freightliner M2 106 Tri Axle 24 ft Flatbed Truck - 350HP, Automatic

$23,000 USD

SUPER NICE TRUCK, RUNS AND DRIVES EXCELLENT! AIR SEAT, AIR BRAKES, STEERABLE AIR LIFT AXLE, DUMP VALVE, DIFFERENTIAL LOCK! NICE FLAT BED WITH FORK LIFT PACKAGE!,

Condition	Used
Usage	352,863 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	24 ft.
Horse Power	350 HP
Engine Model	Cummins ISC350
Drivetrain	8x4
Transmission	Automatic
Suspension	AirLiner
Rear Axle	Tri Axle
Rear End	40,000 lb 5.29 ratio
Winch	Yes
Stock Number	12M2352TRIFLAT
MLS Number	13642413
Category	Flatbed Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 949-___ SHOW
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2019 Mack Granite 64BR Automatic Tri-Axle Dump Truck - Only 69k miles!

$174,950 USD

2019 Mack Granite 64BR Automatic Tri-Axle Dump Truck.Odometer reads 69,029 miles. Mack MP8 diesel engine. 445 HP. Mack automatic transmission. Camelback suspension. Rogers heavy spec AR...

Warranty

Condition	Used
Usage	69,029 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	445 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb
Stock Number	40
MLS Number	13588631
Category	Dump Trucks
Last Updated	5/18/2025
Location	Lexington, KY, US
Sold By	Equipment Dudes LLC

(855) 804-___ SHOW
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2024 Kenworth T880 Tri Axle Dump Truck - Paccar 510HP, 6 Speed Allison Rds Automatic, 16' Dump

$239,900 USD

2024 Kenworth T880 --- Tri Axle, MX-13 Paccar 510 HP, Allison Automatic 6 Speed, 4.78 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 1" Bridge, Chalmers, Double Frame, 3...

Condition	Used
Usage	207 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
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
Stock Number	388890
MLS Number	13506445
Category	Dump Trucks
Last Updated	5/17/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 801-___ SHOW
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2006 International WorkStar 7600 Tri Axle Vacuum Truck - Cummins, 370HP, Automatic

$30,000 USD

NICE TRUCK, RUNS EXCELLENT, AIR SEAT, DIFFERENTIAL LOCK, DOUBLE FRAME, VAC PUMP!,

Condition	Used
Usage	175,929 Miles
Duty Class	Heavy Duty Vacuum Truck
Horse Power	370 HP
Engine Model	Cummins ISM
Drivetrain	8x4
Transmission	Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	40,000 lb
Stock Number	067600175VAC
MLS Number	13558381
Category	Vacuum Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 949-___ SHOW
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2020 Peterbilt 348 6x4 Tri-Axle Automatic Dump Truck

$137,500 USD

2020 Peterbilt 348 6x4 Tri-Axle Automatic Dump Truck.Approximately 183,000 miles. Paccar PX-9 six-cylinder 8.9L diesel engine. 450 hp. Allison 3500 RDS automatic transmission. 6x4 drive type...

Condition	Used
Usage	183,000 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	450 HP
Engine Model	Paccar PX-9
Drivetrain	6x4
Transmission	Allison RDS Automatic
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	13205076
Category	Dump Trucks
Last Updated	5/1/2025
Location	Indianapolis, IN, US
Sold By	Equipment Dudes LLC

(855) 929-___ SHOW
NUMBERCall to Rent

Bridge Inspection Truck - Aspen Aerials UB50 - Underbridge Inspection and Maintenance Platform

Contact for rental/lease prices

Chassis Specifications:, GVWR 64,800 lbs Amber Beacons Auxiliary Air Compressor Generator with Diesel Engine Contact Equipment Rental Co. for Weights Dimensions. Bridge Inspection...

Condition	Used
Duty Class	Heavy Duty Bridge Inspection Truck
Upfit Make	ASPEN AERIALS
Upfit Model	UB50
Horse Power	300 HP
Engine Model	Caterpillar 3306B
Transmission	5 Speed Automatic
Suspension	Walking Beam
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	U#651
MLS Number	11530436
Category	Bridge Inspection Trucks
Last Updated	8/27/2025
Location	Duluth, MN, US
Rented/Leased By	Equipment Rental Company

Email to Rent

(844) 988-___ SHOW
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2025 Autocar DC64 Tri Axle Day Cab Truck - Cummins 500HP, 6 Speed Automatic

Contact for price

This is the BRAND NEW Autocar Semi! Built on the same heavy duty frame as their Cab and Chassis trucks, this tough truck is perfect for any heavy duty job. Built to your spec, get your hands...

Condition	New
Usage	1,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	500 HP
Engine Model	Cummins X12
Drivetrain	8x4
Transmission	6 Speed Automatic
Suspension	Air Ride
Rear Axle	Tri Axle
Rear End	59,000 lb
MLS Number	13519991
Category	Day Cab Semi Trucks
Last Updated	4/29/2025
Location	Roseville, MN, US
Sold By	Universal Truck Sales

(844) 734-___ SHOW
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2021 Kenworth T800 Dump Truck

$199,000 USD

2021 Kenworth T800 Tri Axle Dump Truck, Cummins X15 Engine, Allison Automatic Transmissions, electric windows, air conditioning, and cruise control. OX Body Beds

Condition	Used
Engine Model	Cummins X15
Transmission	Automatic
Rear Axle	Tri Axle
Stock Number	JLY0pAmp102546
MLS Number	13380412
Category	Dump Trucks
Last Updated	1/6/2026
Location	Pensacola, FL, US
Sold By	Proxy Equipment

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1984 International S1900 Tri Axle 16 ft Flatbed Truck - 250HP, Automatic

$6,000 USD

double frame, lift axle, Allison transmission, *TRUCK HAS SET FOR A WHILE AND WILL NEED A GOOD SERVICE AND GOING OVER. WE ARE SELLING AS-IS,

Condition	Used
Usage	210,930 Miles
Duty Class	Heavy Duty Flatbed Truck
Bed Length	16 ft.
Horse Power	250 HP
Engine Model	International DT466
Transmission	Automatic
Suspension	Walking Beam
Rear Axle	Tri Axle
Rear End	40,000 lb
Stock Number	84INTLTRIFLAT
MLS Number	10434723
Category	Flatbed Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 382-___ SHOW
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1980 AM General M920 Tri Axle Oil Field Truck - Cummins, 400HP

$16,900 USD

CUMMINS, NTC400, HP400, AUTO 16 SPD, Rr-52, LOCKER, WINCH 45K HYDRAULIC,

Condition	Used
Usage	35,495 Miles
Duty Class	Heavy Duty Oil Field Truck
Horse Power	400 HP
Engine Model	Cummins NTC400
Transmission	16 Speed Automatic
Rear Axle	Tri Axle
Rear End	52,000 lb
Stock Number	010670
MLS Number	10780415
Category	Oil Field Trucks
Last Updated	9/12/2024
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

(844) 382-___ SHOW
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2016 International ProStar Tri Axle Sleeper Semi Truck - MAXXFORCE 13 450HP, 16 Speed Automatic

$12,950 USD

Maxxforce 13 engine, 450hp, Jake, Fuller Auto 16spd, A/R, 2.64 Ratio

Condition	Used
Usage	681,465 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	450 HP
Engine Model	International MAXXFORCE 13
Transmission	16 Speed Automatic
Suspension	4 Bag Air Ride
Rear Axle	Tri Axle
Rear End	40,000 lb 2.64 ratio
Stock Number	737923
MLS Number	12946101
Category	Sleeper Semi Trucks
Last Updated	6/21/2024
Location	Canton, OH, US
Sold By	Adelmans Truck Parts

2024 Kenworth T880 Tri Axle Roll Off Truck - Cummins, 550HP, 6 Speed Allison Rds Automatic

$319,999 USD

NEW 2024 KENWORTH T880 TRI AXLE ROLL OFF TRUCK, - LESS THAN 1,000 MILES, - CUMMINS ENGINE, - ALLISON 4500RDS 6SPD AUTOMATIC TRANSMISSION, - 550 HP, - 75,000LBS HOISTS, - 20,000LBS FRONT AXLE...

Condition	New
Usage	1,000 Miles
Duty Class	Heavy Duty Roll Off Truck
Horse Power	550 HP
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	11943969
Category	Roll Off Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment

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

$139,999 USD

2013 KENWORTH T800 TRI AXLE DUMP TRUCK, -321,773, -400 HP, -OX BED,

Condition	Used
Usage	345,655 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	400 HP
Transmission	Automatic
Rear Axle	Tri Axle
MLS Number	11943508
Category	Dump Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment

2012 Kenworth T800 Tri Axle Dump Truck - Paccar 405HP, Manual

$134,999 USD

2012 KENWORTH T800 DUMP TRUCK, - 318,778 MILES, - PACCAR MX-13 ENGINE, - 405 HP, - EATON ULTRASHIFT TRANSMISSION, - NEW CLUTCH, - NEW BRAKES AND DRUMS ON DRIVE WHEELS, - NEW EGR COOLER, -...

Condition	Used
Usage	318,778 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Horse Power	405 HP
Engine Model	Paccar MX-13
Drivetrain	6x4
Transmission	Ultrashift Automatic
Rear Axle	Tri Axle
Stock Number	1NKDXPTX9CJ332501
MLS Number	11944087
Category	Dump Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment

2024 Mack Granite 64FR Tri Axle Dump Truck - MP8, Automatic

$294,999 USD

2024 MACK GRANITE 64FR TRI AXLE DUMP TRUCK, -331 MILES, - MACK MP8 ENGINE, -TRI AXLE, -DURACLASS BED,

Condition	Used
Duty Class	Heavy Duty Dump Truck
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	Automatic
Rear Axle	Tri Axle
MLS Number	11976485
Category	Dump Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment

2024 Kenworth T880 Tri Axle Roll Off Truck - Cummins, 550HP, 6 Speed Allison Rds Automatic

$319,999 USD

NEW 2024 KENWORTH T880 TRI AXLE ROLL OFF TRUCK, - LESS THAN 1,000 MILES, - CUMMINS ENGINE, - ALLISON 4500RDS 6SPD AUTOMATIC TRANSMISSION, - 550 HP, - 75,000LBS HOISTS, - 20,000LBS FRONT AXLE...

Condition	New
Usage	1,000 Miles
Duty Class	Heavy Duty Roll Off Truck
Horse Power	550 HP
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	11943966
Category	Roll Off Trucks
Last Updated	5/15/2025
Location	Athens, TN, US
Sold By	Gateline Equipment

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

(844) 233-___ SHOW
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1980 AM General M920 Day Cab Truck

$19,500 USD

CAT 16 speed. COLORADO STATE DOESN'T CONSIDER MILITARY VEHICLES AS HIGHWAY VEHICLES AND THEY ARE NOT TITLE TO BE DRIVEN ON COLORADO ROADWAYS. ,

Condition	Used
Usage	19,890 Miles
Duty Class	Heavy Duty Day Cab Truck
Engine Model	Cummins Turbo
Drivetrain	8x6
Transmission	Automatic
Rear Axle	Tri Axle
Stock Number	55-16
MLS Number	9274438
Category	Day Cab Semi Trucks
Last Updated	3/9/2021
Location	Lamar, CO, US
Sold By	Ranchers Supply Company, Inc.