Used Mack Automatic Tri Axle Trucks For Sale

1 - 25 of 31 listings

2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,664 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015912
MLS Number	14034699
Category	Dump Trucks
Last Updated	2/3/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2017 Mack Granite GU713 Tri Axle Dump Truck - MP8, 6 Speed Allison Rds Automatic, 16' Dump

$139,500 USD

Triaxle, 16' Ox Steel Dump w/60" Sides, MP8 Mack, Allison Automatic 6 Speed, 4.73 Ratio, Camelback, Double Frame, 20K Pusher, 228" WB, 21'4" Bridge, Dual P/S Boxes, Diff Lock, Electric Tarp,...

Condition	Used
Usage	12,608 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	4.73 ratio
Stock Number	HM036276
MLS Number	13961715
Category	Dump Trucks
Last Updated	2/3/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2019 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 16' Dump

Newly Listed

$139,500 USD

Mack MP8 455HP Engine, A/T Allison Transmission, 20K Front, 44K Rears, Diff Lock, 16’ Hard Ox Body with Vibrator, 20K Front, 44K Rears, 425/65R 22.5 Front Tires, 11R24.5 Rear Tires, Aluminum...

Condition	Used
Usage	255,109 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	44,000 lb
MLS Number	14159824
Category	Dump Trucks
Last Updated	2/24/2026
Location	Florence, AL, US
Sold By	Oakley Equipment

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 16' Dump

Newly Listed

$144,500 USD

Mack MP8 455 HP Engine, A/T Allison Transmission, 20K Front, 44K Rears, Diff Lock, 16’ Logan Bed with High Lift Gate, Pintle Hook, 425/65R 22.5 Front Tires, 11R24.5 Rear Tires, Aluminum...

Condition	Used
Usage	254,496 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	44,000 lb
MLS Number	14159821
Category	Dump Trucks
Last Updated	2/24/2026
Location	Florence, AL, US
Sold By	Oakley Equipment

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2016 Mack Granite GU713 Tri Axle Dump Truck - MP7 405HP, Automatic, 16' Dump

Newly Listed

$109,500 USD

Mack MP7-405 HP Engine, A/T Allison Transmission, 20K Fronts, 44K Rears, 16’ Hard Ox Body, Diff Lock, 425/65R 22.5 Front Tires, 11R 24.5 Rear Tires, Odometer Reads 354,322 Miles

Condition	Used
Usage	354,322 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	405 HP
Engine Model	Mack MP7
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	44,000 lb
MLS Number	14159818
Category	Dump Trucks
Last Updated	2/24/2026
Location	Florence, AL, US
Sold By	Oakley Equipment

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2018 Mack Granite GU713 Tri Axle Dump Truck - MP7, Automatic, 16' Dump

Newly Listed

$126,500 USD

Mack MP7 Engine, A/T Allison Transmission, 20K Fronts, 44K Rears, Diff Lock, 16’ Hard Ox Body, 425/65R22.5 Front Tires, 11R24.5 Rear Tires, Aluminum Wheels, Odometer Reads 373,259 Miles

Condition	Used
Usage	373,259 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Engine Model	Mack MP7
Transmission	Allison HS Automatic
Rear Axle	Tri Axle
Rear End	44,000 lb
MLS Number	14159814
Category	Dump Trucks
Last Updated	2/24/2026
Location	Florence, AL, US
Sold By	Oakley Equipment

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2017 Mack Granite GU713 Tri Axle Dump Truck - MP7, Automatic, 16' Dump

2013 Mack Granite GU813 Tri Axle Cab & Chassis Truck - 415HP, Automatic

$50,000 USD

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

Condition	Used
Usage	115,564 Miles
Duty Class	Heavy Duty Cab & Chassis Truck
Horse Power	415 HP
Drivetrain	8x4
Transmission	Automatic
Suspension	Mack mRIDE
Rear Axle	Tri Axle
Rear End	46,000 lb 4.42 ratio
Stock Number	13GU115TACC
MLS Number	14137321
Category	Cab & Chassis Trucks
Last Updated	2/11/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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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	2/11/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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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	2/4/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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Tri State Truck Center - Springfield, MO

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

$178,000 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	2/4/2026
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,091 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015921
MLS Number	14065778
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,200 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015918
MLS Number	14065771
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,835 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015915
MLS Number	14065765
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,565 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015910
MLS Number	14065763
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,670 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015909
MLS Number	14065762
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,084 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015908
MLS Number	14059032
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	14,604 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015911
MLS Number	14059029
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	13,887 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015916
MLS Number	14059017
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,731 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015917
MLS Number	14045723
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,516 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015913
MLS Number	14045713
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic

$129,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	16,026 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015923
MLS Number	14034768
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$134,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,641 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015922
MLS Number	14034760
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, Automatic, 17' Dump

$129,729 USD

Triaxle, 17' Double A Steel Dump w/50" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic, 3.98 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 46K RA, Steerable L/A,...

Condition	Used
Usage	15,657 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Double A
Bed Length	17 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	3.98 ratio
Stock Number	LM015919
MLS Number	14034712
Category	Dump Trucks
Last Updated	1/16/2026
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2009 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! *LOW MILES!!,

Condition	Used
Usage	97,104 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	44,000 lb 4.64 ratio
Stock Number	09GU97TRICC
MLS Number	14088087
Category	Cab & Chassis Trucks
Last Updated	1/20/2026
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales

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Used Mack Automatic Tri Axle Trucks For Sale

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Showing 1 - 25 of 31 Listings