12 Speed Tri Axle Trucks with Mack Engines For Sale

(844) 962-___ SHOW
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2025 Mack Granite 64FR Dump Truck - MP8 455HP, 12 Speed Mdrive Hd Amt

$226,900 USD

Extended Factory Warranty, High Lift Gate,

Condition	Used
Usage	5,440 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	12 Speed mDRIVE HD Automated
Suspension	Spring
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	7962
MLS Number	14025195
Category	Dump Trucks
Last Updated	12/31/2025
Location	Johnston, RI, US
Sold By	Ballard Truck Center

(844) 305-___ SHOW
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2025 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 12 Speed M Drive Automatic, 16' Dump

$219,900 USD

Triaxle, 16' Logan Steel Dump w/60" Sides, High Lift Gate, MP8 Mack 455 HP, mDRIVE Mack 12 Speed, 4.19 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 20K FA, 44K RA, 20K Pusher, 230"...

Condition	Used
Usage	526 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Stock Number	SM044658
MLS Number	13703312
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

2025 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 12 Speed Mdrive Hd Amt, 16' Dump

$219,900 USD

2025 Mack GR64F --- Tri Axle, MP8 Mack 455 HP, MDrive Automatic 12 Speed, 4.19 Ratio, 20,000 Front Axle, 44,000 Rear Axle, 230" Wheelbase, 21' 4" Bridge, Camelback, Double Frame, 3 Stage...

Condition	Used
Usage	9,443 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	12 Speed mDRIVE HD Automated
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 4.19 ratio
Stock Number	044658
MLS Number	13703334
Category	Dump Trucks
Last Updated	12/3/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

2024 Mack Granite 64FR Tri Axle Dump Truck - MP8-445 455HP, Amt, 16' Dump

$212,900 USD

2024 Mack GR64F --- 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...

Condition	Used
Usage	39,409 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Logan
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8-445
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automated
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb 4.19 ratio
Stock Number	038849
MLS Number	13523458
Category	Dump Trucks
Last Updated	12/3/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

(833) 490-___ SHOW
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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	11/25/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(866) 751-___ SHOW
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Tri State Truck Center - Springfield, MO

2018 Mack Granite GU713 Tri Axle Dump Truck - MP7 425HP, 12 Speed Mdrive Hd Amt, 16' Dump

$129,500 USD

180 day/50k mile warranty included!! SHARP!!! 2018 Mack with 16" ROWE Body. MP7-425hp, MDrive Auto. Clean interior. Ready to work!!!!,

Condition	Used
Usage	303,936 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	12 Speed mDRIVE HD Automated
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb
Stock Number	109911
MLS Number	13387289
Category	Dump Trucks
Last Updated	11/20/2025
Location	Louisville, KY, US
Sold By	Boyd Truck Centers

(844) 481-___ SHOW
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2017 Mack Granite GU713 Tri Axle Dump Truck - MP8-455M 455HP, 12 Speed M Drive Automatic

Contact for price

*************just sold*********** , ~service history listed in service logs below~ SHIPPING AVAILABLE,

Condition	Used
Usage	427,212 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	455 HP
Engine Model	Mack MP8-455M
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb
MLS Number	13910895
Category	Dump Trucks
Last Updated	10/25/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

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	34 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	HERITAGE
Bed Length	17.5
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automated
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	007125
MLS Number	13703009
Category	Dump Trucks
Last Updated	9/26/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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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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	12/28/2025
Location	Springfield, MO, US
Sold By	Tri State Truck Center - Springfield, MO

(833) 801-___ SHOW
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2017 Mack Pinnacle CXU613 Day Cab Truck - MP7 395HP, 12 Speed M Drive Amt

$75,000 USD

nice truck, runs great, clean, fleet maintained, air seat, differential lock, PTO, power mirrors, heated mirrors, power right window, power door locks, tilt/tele, NICE HARD OX STEEL BED, AIR...

Condition	Used
Usage	745,323 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	395 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	12 Speed mDRIVE Automated
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb
Stock Number	17CXU745TRIDUMP
MLS Number	12753993
Category	Day Cab Semi Trucks
Last Updated	11/10/2025
Location	Covington, TN, US
Sold By	Don Baskin Truck Sales