12 Speed Automatic Dump Trucks with Mack Engines For Sale

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1-7 of 7 results
1-7 of 7 results
Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 12 Speed M Drive Automatic, 16' Dump
6 0

2025 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 12 Speed M Drive Automatic, 16' Dump

Newly Listed
Call for price
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"...
ConditionUsed
Usage526 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeLOGAN CORP
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Stock NumberSM044658
MLS Number13703312
CategoryDump Trucks
Last Updated7/16/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 17.5' Dump
20 0

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

Newly Listed
$246,900 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,...
Quantity4
ConditionUsed
Usage34 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x6
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number007125
MLS Number13703009
CategoryDump Trucks
Last Updated7/16/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 18' Dump
20 0

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

Recently Updated
$246,900 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,...
Quantity4
ConditionUsed
Usage922 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length18 ft.
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x6
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number007124
MLS Number13665159
CategoryDump Trucks
Last Updated7/16/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 17.5' Dump
19 0

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

Recently Updated
$246,900 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,...
Quantity4
ConditionUsed
Usage23 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x6
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number007123
MLS Number13659974
CategoryDump Trucks
Last Updated7/16/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 84FR Tri Axle Dump Truck - MP8-445 455HP, 12 Speed M Drive Automatic, 17.5' Dump
19 0

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

Recently Updated
$246,900 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,...
Quantity4
ConditionUsed
Usage1,025 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x4
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number007122
MLS Number13655145
CategoryDump Trucks
Last Updated7/16/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Pinnacle 64T Dump Truck - MP8 505HP, 12 Speed M Drive Automatic, 15' Dump
55 0

2023 Mack Pinnacle 64T Dump Truck - MP8 505HP, 12 Speed M Drive Automatic, 15' Dump

Newly Listed
$119,500 USD
CLEAN 2023 MACK PINNACLE 64T GOLD DOG!! MACK MP8 505HP!! 12 SPEED AUTOMATIC MDRIVE!! 3.70 REAR RATIO!! 220 WHEELBASE!! ALUMINUM 24.5!! DUAL EXHAUST!! DIF LOCK!! BRAND NEW 15'X48" DUMP BED,...
ConditionUsed
Usage326,450 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length15 ft.
Horse Power505 HP
Engine ModelMack MP8
Drivetrain6x4
Transmission12 Speed mDRIVE Automatic
SuspensionMack mRIDE
Rear AxleTandem Axle
Rear End40,000 lb 3.70 ratio
Stock Number7024
MLS Number13698606
CategoryDump Trucks
Last Updated7/12/2025
Location
Houston, TX, US
Sold By

Southern Truck Sales Ltd

Mack Granite 104FR Quad Axle Dump Truck - MP8 505HP, 12 Speed M Drive Automatic, 19.5' Dump
11 0

2022 Mack Granite 104FR Quad Axle Dump Truck - MP8 505HP, 12 Speed M Drive Automatic, 19.5' Dump

$209,900 USD
Quad Axle, MP8 Mack 505 HP, MDrive Automatic 12 Speed, 3.98 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 270" Wheelbase, 24' 7" Bridge, Camelback, Double Frame, 3 Stage Engine Brake, Air...
ConditionUsed
Usage197,256 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length19.5
Horse Power505 HP
Engine ModelMack MP8
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleQuad Axle
Rear End3.98 ratio
Stock NumberNM001850
MLS Number13310527
CategoryDump Trucks
Last Updated5/29/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

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