6 Speed Trucks with Mack Engines For Sale

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1-25 of 59 results
1-25 of 59 results
Featured Item
Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump
17 0

2023 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$234,900 USD
Triaxle, 16' Ox Stampede Steel Dump w/62" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 3 Stage Engine Brake, Thick Frame, 20K FA, 46K RA, 20K Pusher, 226"...
ConditionUsed
Usage3,156 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End4.19 ratio
Stock NumberPM029179
MLS Number12759562
CategoryDump Trucks
Last Updated3/28/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack Granite 64FR Tri Axle Dump Truck - MP8-445 455HP, 6 Speed Allison Rds Automatic, 16' Dump
6 0

2024 Mack Granite 64FR Tri Axle Dump Truck - MP8-445 455HP, 6 Speed Allison Rds Automatic, 16' Dump

Newly Listed
$239,900 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, 228" Wheelbase, 21' 1" Bridge, Camelback, Thick Frame, 3 Stage...
Quantity2
ConditionUsed
Usage2,205 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number039742
MLS Number13527424
CategoryDump Trucks
Last Updated4/19/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64BR Dump Truck - MP7 425HP, Automatic
8 0

2020 Mack Granite 64BR Dump Truck - MP7 425HP, Automatic

$176,500 USD
Available Factory Warranty,
ConditionUsed
Usage134,280 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear End46,000 lb
Stock Number3326
MLS Number13495773
CategoryDump Trucks
Last Updated4/12/2025
Location
Worcester, MA, US
Sold By

Ballard Truck Center

Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump
7 0

2020 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$187,900 USD
Very Low Original Miles!!,
ConditionUsed
Usage44,650 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb
Stock Number6804
MLS Number13492136
CategoryDump Trucks
Last Updated4/12/2025
Location
Worcester, MA, US
Sold By

Ballard Truck Center

Mack Granite 64FR Quad Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump
4 0

2019 Mack Granite 64FR Quad Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump

$169,900 USD
2019 Mack GR64F --- Quad Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 18,000 Front Axle, 44,000 Rear Axle, 277" Wheelbase, 25' 5" Bridge, Camelback, 4.50 Ratio, Double Frame, 3 Stage...
Quantity3
ConditionUsed
Usage229,183 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length19.5
Horse Power425 HP
Engine ModelMack MP7
Drivetrain10x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleQuad Axle
Rear End44,000 lb 4.50 ratio
Stock Number002458
MLS Number13512387
CategoryDump Trucks
Last Updated4/11/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64FR Quad Axle Dump Truck - MP7-425M 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump
4 0

2019 Mack Granite 64FR Quad Axle Dump Truck - MP7-425M 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump

$169,900 USD
Quad Axle, 19.5 Tebco Aluminum Dump w/48" Sides, MP7 Mack 425 HP, Allison Automatic 6 Speed, 4.50 Ratio, 3 Stage Engine Brake, Double Frame, Camelback, 18K FA, 44K RA, (2) Steerable L/A, 277...
ConditionUsed
Usage10,679 Hours
Duty ClassHeavy Duty Dump Truck
Bed Length19.5
Horse Power425 HP
Engine ModelMack MP7-425M
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleQuad Axle
Rear End4.50 ratio
Stock NumberKM002458
MLS Number13512260
CategoryDump Trucks
Last Updated4/11/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack Granite 64FR Tri Axle Dump Truck - MP8-445 455HP, 6 Speed Allison Rds Automatic
6 0

2024 Mack Granite 64FR Tri Axle Dump Truck - MP8-445 455HP, 6 Speed Allison Rds Automatic

$239,900 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, 228" Wheelbase, 21' 1" Bridge, Camelback, Thick Frame, 3 Stage...
ConditionUsed
Usage34,978 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8-445
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number039759
MLS Number13464047
CategoryDump Trucks
Last Updated4/11/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64FR Quad Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump
15 0

2019 Mack Granite 64FR Quad Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 19.5' Dump

$169,900 USD
2019 Mack GR64F --- Quad Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 18,000 Front Axle, 44,000 Rear Axle, 276" Wheelbase, 25' 3" Bridge, Camelback, 4.50 Ratio, Double Frame, 3 Stage...
Quantity4
ConditionUsed
Usage259,944 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeRogers
Bed Length19.5
Horse Power425 HP
Engine ModelMack MP7
Drivetrain10x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleQuad Axle
Rear End44,000 lb 4.50 ratio
Stock Number002457
MLS Number13302321
CategoryDump Trucks
Last Updated4/11/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite GU713 Dump Truck - MP8 415HP
3 0

2015 Mack Granite GU713 Dump Truck - MP8 415HP

$109,950 USD
Used 2015 Mack Granite Tri-Axle Dump Truck for Sale. Features: 16' Ox Steel Dump Body, Auto Tarper, 13,200 Steerable Lift, Heavy Single Frame, Lockers, Chrome Visor, Tan Interior, and more....
ConditionUsed
Usage19,365 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Horse Power415 HP
Engine ModelMack MP8
Transmission6 Speed
SuspensionCamelback
Rear End44,000 lb
Stock Number022930T
MLS Number13509926
CategoryDump Trucks
Last Updated4/11/2025
Location
Swedesboro, NJ, US
Sold By

Coopersburg & Liberty Kenworth

Mack CH613 Day Cab Truck - E7 350HP, 6 Speed Manual
33 3

2003 Mack CH613 Day Cab Truck - E7 350HP, 6 Speed Manual

$24,900 USD
10 new 285/75R24 tires, Pre-Emission, Fleet Maintained, Stock 154021, Miles 717,342, Mack E7 engine, 6 Speed Manual - Maxitorque ES, Fresh oil change, New filters, New shoes and drum brakes,...
ConditionUsed
Usage717,342 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power350 HP
Engine ModelMack E7
Transmission6 Speed Manual
Rear AxleTandem Axle
Stock Number154021
MLS Number13509787
CategoryDay Cab Semi Trucks
Last Updated4/10/2025
Location
Monroe, GA, US
Sold By

AAA Trucks LLC

2011 Mack Granite GU713 Dump Truck
16 0

2011 Mack Granite GU713 Dump Truck

$113,000 USD
2011 MACK GRANITE GU713 Dump Truck, 325,000 miles, Original Miles, ***COUNTY OWNED***, 405hp, Mack MP7 Engine, Allison Transmission, 6-Speed Automatic, Allison RDS, 20,000lb Front...
ConditionUsed
Usage325,000 Miles
Horse Power405 HP
Engine ModelMack MP7 engine
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
Rear End46,000 lb
MLS Number13505890
CategoryDump Trucks
Last Updated4/9/2025
Location
Southeast United States, US
Sold By

Carolina Used Machinery

Mack Granite 104FR Quad Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic
5 0

2020 Mack Granite 104FR Quad Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic

$176,900 USD
2020 Mack 104FR --- Quad Axle, MP8 Mack 455 HP, Allison Automatic 6 Speed, 3.98 Ratio, 18,000 Front Axle, 46,000 Rear Axle, 270" Wheelbase, 24' 10" Bridge, mRide, Double Frame, 3 Stage...
ConditionUsed
Usage321,802 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power455 HP
Engine ModelMack MP8
Transmission6 Speed Allison RDS Automatic
SuspensionMack mRIDE
Rear AxleQuad Axle
Stock Number001121
MLS Number13500797
CategoryDump Trucks
Last Updated4/5/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 104FR Quad Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 17.5' Dump
5 0

2020 Mack Granite 104FR Quad Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$176,900 USD
Quad Axle, 17.5' Tebco Aluminum Dump w/60" Sides, MP8 Mack 455 HP, Allison Automatic 6 Speed, 3.98 Ratio, 3 Stage Engine Brake, mRIDE, Double Frame, 18K FA, 46K RA, (2) 12,350 Steerable L/A,...
ConditionUsed
Usage10,876 Hours
Duty ClassHeavy Duty Dump Truck
Bed Length17.5
Horse Power455 HP
Engine ModelMack MP8
Transmission6 Speed Allison RDS Automatic
SuspensionMack mRIDE
Rear AxleQuad Axle
Rear End3.98 ratio
Stock NumberLM001121
MLS Number13498793
CategoryDump Trucks
Last Updated4/4/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack GR64BR Roll Off Truck - MP8 D, 425HP
10 0

2025 Mack GR64BR Roll Off Truck - MP8 D, 425HP

Call for price
FOR SALE! A brand new Mack GR64BR 6x4 upfitted with a Galbreath U5-OR-174 roll-off. This vehicle is powered by a 425 hp Mack MP8 diesel motor, and gears are shifted via an Allison 4500RDS...
ConditionNew
Horse Power425 HP
Engine ModelMack MP8 D
Drivetrain6x4
Transmission6 Speed
SuspensionHendrickson HMX460
Rear End46,000 lb
Stock NumberSM048753
MLS Number13495421
CategoryRoll Off Trucks
Last Updated4/15/2025
Location
Kansas City, MO, US
Sold By

Custom Truck One Source

Mack Granite GU813 Tandem Axle Cab & Chassis Truck - MP7, 405HP, 6 Speed Allison Rds Automatic
34 1

2015 Mack Granite GU813 Tandem Axle Cab & Chassis Truck - MP7, 405HP, 6 Speed Allison Rds Automatic

Call for price
408741 Miles, Engine: MACK MP7, 405 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 6x4, Rubber Block Suspension, Tires: 425/65R22.5, Wheels: Aluminum/Steel, Wheel...
ConditionUsed
Usage408,741 Miles
Duty ClassHeavy Duty Cab & Chassis Truck
Horse Power405 HP
Engine ModelMack MP7
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionRubber Block
Rear AxleTandem Axle
Rear End46,000 lb 4.80 ratio
Stock NumberC-35893
MLS Number13492188
CategoryCab & Chassis Trucks
Last Updated4/2/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By

Gamache Truck Center

Mack Granite 64FR Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic
7 0

2020 Mack Granite 64FR Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic

$179,500 USD
8 New Drives, Available Factory Warranty,
ConditionUsed
Usage114,829 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeBeau-Roc
Horse Power455 HP
Engine ModelMack MP8
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTandem Axle
Rear End46,000 lb
Stock Number14931
MLS Number12885717
CategoryDump Trucks
Last Updated4/2/2025
Location
Worcester, MA, US
Sold By

Ballard Truck Center

Mack GR64BR Hooklift Truck - MP8 D, 425HP
9 0

2025 Mack GR64BR Hooklift Truck - MP8 D, 425HP

Call for price
FOR SALE! A brand new Mack GR64BR 6x4 upfitted with a Palfinger HT 500 L TEC hook lift. This vehicle is powered by a 425 hp Mack MP8 diesel motor, and gears are shifted via an Allison...
ConditionNew
Horse Power425 HP
Engine ModelMack MP8 D
Drivetrain6x4
Transmission6 Speed
Rear End46,000 lb
Stock NumberSM046881
MLS Number13181495
CategoryHooklift Trucks
Last Updated4/3/2025
Location
Kansas City, MO, US
Sold By

Custom Truck One Source

Mack GR64BR Hooklift Truck - MP8 D, 425HP
9 0

2025 Mack GR64BR Hooklift Truck - MP8 D, 425HP

Call for price
FOR SALE! A brand new Mack GR64BR 6x4 upfitted with a Palfinger HT 500 L TEC hook lift. This vehicle is powered by a 425 hp Mack MP8 diesel motor, and gears are shifted via an Allison...
ConditionNew
Horse Power425 HP
Engine ModelMack MP8 D
Drivetrain6x4
Transmission6 Speed
Rear End46,000 lb
Stock NumberSM046882
MLS Number13181496
CategoryHooklift Trucks
Last Updated4/3/2025
Location
Kansas City, MO, US
Sold By

Custom Truck One Source

Mack GR64BR Roll Off Truck - MP8 D, 425HP
10 0

2025 Mack GR64BR Roll Off Truck - MP8 D, 425HP

Call for price
FOR SALE! A brand new Mack GR64BR 6x4 upfitted with a Galbreath U5-OR-174 roll-off. This vehicle is powered by a 425 hp Mack MP8 diesel motor, and gears are shifted via an Allison 4500RDS...
ConditionNew
Horse Power425 HP
Engine ModelMack MP8 D
Drivetrain6x4
Transmission6 Speed
SuspensionHendrickson HMX460
Rear End46,000 lb
Stock NumberSM048667
MLS Number13481040
CategoryRoll Off Trucks
Last Updated4/15/2025
Location
Kansas City, MO, US
Sold By

Custom Truck One Source

Mack Granite 64FR Tri Axle Dump Truck - MP8 425HP, 6 Speed Allison Rds Automatic, 16' Dump
19 0

2022 Mack Granite 64FR Tri Axle Dump Truck - MP8 425HP, 6 Speed Allison Rds Automatic, 16' Dump

$219,900 USD
2022 Mack GR64F --- Tri Axle, MP8 Mack 425 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 230" Wheelbase, 21' 3" Bridge, M RIDE, Thick Frame, 3 Stage Engine...
ConditionUsed
Usage1,209 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeLOGAN CORP
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP8
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionMack mRIDE
Rear AxleTri Axle
Rear End46,000 lb 4.56 ratio
Stock Number030086
MLS Number12876409
CategoryDump Trucks
Last Updated3/21/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump
15 0

2023 Mack Granite 64FR Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$226,900 USD
2023 Mack GR64F Triaxle, 16' Ox Stampede Hardox Steel Dump Body with 62" Sides, High Lift Gate, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 3 Stage Engine Brake, Thick Frame,...
Quantity10
ConditionUsed
Usage3,156 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number029179
MLS Number12759563
CategoryDump Trucks
Last Updated3/21/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64FR Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 16' Dump
4 0

2021 Mack Granite 64FR Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 16' Dump

$176,900 USD
Tandem Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 4.50 Ratio, 20,000 Front Axle, 44,000 Rear Axle, 223" Wheelbase, 20' 8" Bridge, Camelback, Thick Frame, 3 Stage Engine Brake, Air...
ConditionUsed
Usage194,629 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTandem Axle
Rear End44,000 lb 4.50 ratio
Stock NumberMM025073
MLS Number13448847
CategoryDump Trucks
Last Updated3/14/2025
Location
Chatham, VA, US
Sold By

J&J Truck Sales

Mack Granite 64FR Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 16' Dump
4 0

2021 Mack Granite 64FR Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 16' Dump

$176,900 USD
2021 Mack GR64F --- Tandem Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 4.50 Ratio, 20,000 Front Axle, 44,000 Rear Axle, 223" Wheelbase, 20' 8" Bridge, Camelback, Thick Frame, 3 Stage...
ConditionUsed
Usage194,629 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Drivetrain6x2
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTandem Axle
Rear End44,000 lb 4.50 ratio
Stock Number025073
MLS Number13446996
CategoryDump Trucks
Last Updated3/13/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64FR Roll Off Truck - MP7, 425HP, 6 Speed Allison Rds Automatic
13 0

2019 Mack Granite 64FR Roll Off Truck - MP7, 425HP, 6 Speed Allison Rds Automatic

$207,500 USD
180 DAY/50K MILE "CPOEXTR" WARRANTY is available for an additional $1,150.00 Detailed Components Coverage can be provided upon request. VERY CLEAN ROLL OFF! ALLISON AUTOMATIC! Ready to work...
ConditionUsed
Usage182,457 Miles
Duty ClassHeavy Duty Roll Off Truck
Horse Power425 HP
Engine ModelMack MP7
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTandem Axle
Rear End46,000 lb 4.80 ratio
Stock Number109172
MLS Number13226424
CategoryRoll Off Trucks
Last Updated3/15/2025
Location
Louisville, KY, US
Sold By

Boyd Truck Centers

Mack GR64BR Roll Off Truck - MP8 D, 425HP
10 0

2025 Mack GR64BR Roll Off Truck - MP8 D, 425HP

Call for price
FOR SALE! A brand new Mack GR64BR 6x4 upfitted with a Galbreath U5-OR-174 roll-off. This vehicle is powered by a 425 hp Mack MP8 diesel motor, and gears are shifted via an Allison 4500RDS...
ConditionNew
Horse Power425 HP
Engine ModelMack MP8 D
Drivetrain6x4
Transmission6 Speed
SuspensionHendrickson HMX460
Rear End46,000 lb
Stock NumberSM048759
MLS Number13440457
CategoryRoll Off Trucks
Last Updated4/15/2025
Location
Kansas City, MO, US
Sold By

Custom Truck One Source

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