Mack Automatic Tri Axle Trucks For Sale

(844) 305-___ SHOW
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10 0

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

$224,900 USD

Tri Axle, MP8 Mack 455 HP, MDrive Automatic, 4.19 Ratio, 20,000 Front Axle, 44,000 Rear Axle, 227" Wheelbase, 21' 0" Bridge, Camelback, Double Frame, 3 Stage Engine Brake, Air Brake, Axle...

Condition	Used
Usage	39,171 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	4.19 ratio
Stock Number	RM038859
MLS Number	13523517
Category	Dump Trucks
Last Updated	10/10/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

(833) 801-___ SHOW
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2 0

2012 Mack Granite GU813 Tri Axle Cab & Chassis Truck - MP7, 395HP, Automatic

$30,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, TILT/TELE, DOUBLE FRAME, DIFFERENTIAL LOCK, HEAVY DUTY TRUCK!! AIR LIFT AXLE!,

Condition	Used
Usage	596,394 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	395 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.64 ratio
Stock Number	12GU596TRICC
MLS Number	13877661
Category	Cab & Chassis Trucks
Last Updated	10/9/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(833) 801-___ SHOW
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3 0

2013 Mack Granite GU813 Tri Axle Cab & Chassis Truck - MP7, 395HP, Automatic

$30,000 USD

GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, TILT/TELE, DOUBLE FRAME, DIFFERENTIAL LOCK, HEAVY DUTY TRUCK!! AIR LIFT AXLE!,

Condition	Used
Usage	524,109 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	395 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.64 ratio
Stock Number	13GU524TRICC
MLS Number	13870860
Category	Cab & Chassis Trucks
Last Updated	10/12/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

(844) 481-___ SHOW
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59 2

2020 Mack Granite 84FR Tri Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic

$125,000 USD

2020 MACK GR84FR, TRI AXLE DUMP, ODOM: 275,804 MILEAGE, ALLISONS RDS AUTOMATIC TRANSMISSION, 425P HP MP7 ENGINE, TEBCO BED, AIR GATE, 11R22.5, DIF LOCK, 46K REAR, 18K FRONTS!! COLD A/C...

Condition	Used
Usage	275,804 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	13866846
Category	Dump Trucks
Last Updated	10/9/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

5 0

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	11,458 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	001718
MLS Number	13850185
Category	Dump Trucks
Last Updated	9/27/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

20 0

2026 Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 18' Dump

$239,900 USD

2026 Mack GR84F --- Tri Axle, MP8 Mack 455 HP, MDrive Automatic, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 236" Wheelbase, 22' Bridge, Camelback, Double Frame, 3 Stage Engine Brake,...

Quantity	4
Condition	New
Usage	922 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	18 ft.
Horse Power	455 HP
Engine Model	Mack MP8-445
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	007124
MLS Number	13665159
Category	Dump Trucks
Last Updated	9/26/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

19 0

2026 Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 17.5' Dump

$239,900 USD

2026 Mack GR84F --- Tri Axle, MP8 Mack 455 HP, MDrive Automatic, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 236" Wheelbase, 22' Bridge, Camelback, Double Frame, 3 Stage Engine Brake,...

Quantity	4
Condition	New
Usage	1,025 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	455 HP
Engine Model	Mack MP8-445
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	007122
MLS Number	13655145
Category	Dump Trucks
Last Updated	9/26/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 490-___ SHOW
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10 0

2020 Mack Granite 64FR Dump Truck, DOT Passing , Used Truck Inspected , Zero Down Financing WAC, Warranty Options

$169,995 USD

For sale is a 2020 Mack GR64F Tandem Axle dump truck, powered by a robust MP7 Engine with 425 Horsepower. This truck features an mDrive Transmission for smooth operation and a durable...

Condition	Used
Usage	155,276 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	6x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 3.79 ratio
Stock Number	U010702
MLS Number	13845654
Category	Dump Trucks
Last Updated	11/4/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 490-___ SHOW
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Tri State Truck Center - Springfield, MO

15 0

2022 Mack Granite Dump Truck, Zero Down WAC, Financing Available, Lease Maintained

$185,995 USD

Introducing the 2022 Mack GR84F Dump Truck, a powerhouse equipped with a robust MP8 Engine delivering 445 Horsepower and a smooth mDrive Transmission. This tri-axle beast features a durable...

Condition	Used
Usage	158,918 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	445 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 3.79 ratio
Stock Number	U002440
MLS Number	13844761
Category	Dump Trucks
Last Updated	11/4/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 901-___ SHOW
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36 1

2016 Mack MRU613 Tri Axle Garbage Truck - MP7, 345HP, Automatic

$119,995 USD

28 yard capacity, 345HP MP7, Allison automatic transmission, Heil body, Tri axle, Camelback suspension, Southern truck, Ask about our shipping service,

Condition	Used
Usage	16,626 Hours
Duty Class	Heavy Duty Garbage Truck
Horse Power	345 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	13809289
Category	Garbage Trucks
Last Updated	9/16/2025
Location	Cartersville, GA, US
Sold By	Georgia Elite Trucks

22 0

2016 Mack Granite GU813 Tri Axle Dump Truck - 405HP, 6 Speed Allison Rds Automatic

$134,900 USD

2016 Mack GU813 --- Tri Axle, MP7 Mack 405 HP, Allison Automatic 6 Speed, 20,000 Front Axle, 46,000 Rear Axle, 210" Wheelbase, 19' 8" Bridge, Camelback, Thick Frame, 2 Stage Engine Brake,...

Condition	Used
Usage	246,126 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Horse Power	405 HP
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	032681
MLS Number	13665369
Category	Dump Trucks
Last Updated	9/9/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

16 0

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

$234,900 USD

2024 Mack GR64F --- Tri Axle, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 227" Wheelbase, 21' Bridge, Camelback, Thick Frame, 3 Stage Engine...

Condition	Used
Usage	1,090 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x6
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	042291
MLS Number	13720962
Category	Dump Trucks
Last Updated	7/24/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 725-___ SHOW
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32 0

2024 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic

$229,995 USD

Tri Axle, 455 HP Mack MP8 Engine, Automatic Allison 4500 RDS Transmission, 16’ Hard Ox Body Bed (Never had a load hauled in it), 46K Rears, 20K Fronts, 425/65 R22.5 Front Tires, 11R24.5 Rear...

Condition	Used
Usage	17,568 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Automatic
Rear Axle	Tri Axle
Rear End	46,000 lb
MLS Number	13649971
Category	Dump Trucks
Last Updated	10/6/2025
Location	Florence, AL, US
Sold By	Oakley Equipment

16 0

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

$234,900 USD

2024 Mack GR64F --- Tri Axle, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 227" Wheelbase, 21' Bridge, Camelback, Thick Frame, 3 Stage Engine...

Condition	Used
Usage	28,781 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x6
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	042319
MLS Number	13674460
Category	Dump Trucks
Last Updated	7/19/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(844) 949-___ SHOW
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13 0

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) 586-___ SHOW
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13 0

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