Mack 6 Speed Dump Trucks For Sale

1 - 25 of 32 listings

2021 Mack Granite 84FR Tri Axle Dump Truck - MP7 425HP, 6 Speed Allison Rds Automatic, 17' Dump

$149,900 USD

Triaxle, 17' Tebco Steel Dump w/52" Sides, MP7 Mack 425 HP, Allison Automatic 6 speed, 3 Stage Engine Brake, HaulMaax, 18K FA, 46K RA, 13K Steerable L/A, 228" WB, 21'1" Bridge, Diff Lock,...

Condition	Used
Usage	11,458 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	17 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Transmission	6 Speed Allison RDS Automatic
Rear Axle	Tri Axle
Stock Number	MM001718
MLS Number	13849053
Category	Dump Trucks
Last Updated	12/2/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,390 USD

This Mack 8x4 16' Load King Dump Truck delivers exceptional strength and reliability for heavy-duty hauling operations. Powered by a Mack MP8 D diesel engine producing 455 horsepower and...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007966
MLS Number	14027938
Category	Dump Trucks
Last Updated	12/11/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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51 1

2020 Mack Granite 84FR Tri Axle Dump Truck - MP7 430HP, 6 Speed Allison Rds Automatic, 16' Dump

$125,000 USD

*************just sold*****************,

Condition	Used
Usage	286,948 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	430 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	HaulMaax
Rear Axle	Tri Axle
Rear End	49,000 lb
MLS Number	13884060
Category	Dump Trucks
Last Updated	12/13/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

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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	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2017 Mack Granite GU713 Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$129,500 USD

Triaxle, 16' Ox Stampede Steel Dump w/60" Sides, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 2 Stage Engine Brake, Camelback, 18K FA, 44K RA, 20K Pusher, 224" WB, 20'10" Bridge,...

Condition	Used
Usage	14,187 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	4.19 ratio
Stock Number	HM036593
MLS Number	14009782
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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2017 Mack Granite GU713 Tri Axle Dump Truck - MP8 455HP, 6 Speed Allison Rds Automatic, 16' Dump

$129,900 USD

Triaxle, 16' Ox Stampede Steel Dump w/60" Sides, MP8 Mack 455 HP, Allison Automatic 6 Speed, 4.19 Ratio, 2 Stage Engine Brake, Camelback, 18K FA, 44K RA, 20K Pusher, 224" WB, 20'10" Bridge,...

Condition	Used
Usage	10,465 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	4.19 ratio
Stock Number	HM036590
MLS Number	14009778
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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

$159,900 USD

Quad Axle, 19.5' Rogers Aluminum Dump w/48" Sides, MP7 Mack 425 HP, Allison Automatic 6 Speed, 4.50 Ratio, 3 Stage Engine Brake, Camelback, Double Frame, 18K FA, 44K RA, (2) Steerable L/A,...

Condition	Used
Usage	12,017 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	19.5
Horse Power	425 HP
Engine Model	Mack MP7-425M
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Quad Axle
Rear End	4.50 ratio
Stock Number	KM002457
MLS Number	13302450
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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

$164,900 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,...

Condition	Used
Usage	10,876 Hours
Duty Class	Heavy Duty Dump Truck
Bed Length	17.5
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack mRIDE
Rear Axle	Quad Axle
Rear End	3.98 ratio
Stock Number	LM001121
MLS Number	13498793
Category	Dump Trucks
Last Updated	12/4/2025
Location	Chatham, VA, US
Sold By	J&J Truck Sales

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

$164,900 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...

Condition	Used
Usage	321,802 Miles
Duty Class	Heavy Duty Dump Truck
Horse Power	455 HP
Engine Model	Mack MP8
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack mRIDE
Rear Axle	Quad Axle
Stock Number	001121
MLS Number	13500797
Category	Dump Trucks
Last Updated	12/3/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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

$164,900 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...

Condition	Used
Usage	194,629 Miles
Duty Class	Heavy Duty Dump Truck
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	6x2
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tandem Axle
Rear End	44,000 lb 4.50 ratio
Stock Number	025073
MLS Number	13446996
Category	Dump Trucks
Last Updated	12/3/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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

$159,900 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...

Condition	Used
Usage	259,944 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	19.5
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	10x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Quad Axle
Rear End	44,000 lb 4.50 ratio
Stock Number	002457
MLS Number	13302321
Category	Dump Trucks
Last Updated	12/3/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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59 2

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

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****SOLD*****, 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...

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	12/6/2025
Location	Jackson, TN, US
Sold By	Snider Equipment

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,019 USD

This Mack 84FR 8x4 equipped with the 16' Load King EXD16.0543-16HLI dump body is built for heavy-duty hauling of aggregates, riprap, and asphalt, with a 16-cubic-yard capacity and rugged...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007979
MLS Number	13976891
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,019 USD

This Mack 84FR 8x4 equipped with the Load King EXD16.0543-16HLI dump body is built for heavy-duty hauling of aggregates, riprap, and asphalt, with a 16-cubic-yard capacity and rugged AR450...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007977
MLS Number	13976890
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,019 USD

This Mack 84FR 8x4 equipped with the Load King EXD16.0543-16HLI dump body is built for heavy-duty hauling of aggregates, riprap, and asphalt, with a 16-cubic-yard capacity and rugged AR450...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007969
MLS Number	13976889
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,390 USD

This Mack 8x4 16' Load King Dump Truck delivers exceptional strength and reliability for heavy-duty hauling operations. Powered by a Mack MP8 D diesel engine producing 455 horsepower and...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007968
MLS Number	13976888
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,019 USD

This Mack 84FR 8x4 equipped with the Load King EXD16.0543-16HLI dump body is built for heavy-duty hauling of aggregates, riprap, and asphalt, with a 16-cubic-yard capacity and rugged AR450...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007965
MLS Number	13976887
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2026 Mack Granite 84FR Dump Truck - MP8 D 455HP

$256,390 USD

This Mack 8x4 16' Load King Dump Truck delivers exceptional strength and reliability for heavy-duty hauling operations. Powered by a Mack MP8 D diesel engine producing 455 horsepower and...

Condition	New
Horse Power	455 HP
Engine Model	Mack MP8 D
Drivetrain	8x4
Transmission	6 Speed
Rear End	46,000 lb
Stock Number	TM007963
MLS Number	13976886
Category	Dump Trucks
Last Updated	11/12/2025
Location	Kansas City, MO, US
Sold By	Custom Truck One Source

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2019 Mack Granite 64BR Tri Axle Dump Truck - MP7 425HP, 6 Speed Automatic, 16' Dump

$149,999 USD

2019 Mack GR64B --- Tri Axle, MP7 Mack 425 HP, Allison Automatic 6 Speed, 4.19 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 208" Wheelbase, 19' 5" Bridge, Camelback, Thick Frame, 3 Stage...

Condition	Used
Usage	13,655 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	Ox Bodies
Bed Length	16 ft.
Horse Power	425 HP
Engine Model	Mack MP7
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	46,000 lb 4.19 ratio
Stock Number	001589
MLS Number	12487082
Category	Dump Trucks
Last Updated	11/4/2025
Location	Chatham, VA, US
Sold By	Atkinson Truck Sales

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14 0

2016 Mack GRANITE GU713 Dump Truck

$143,500 USD

2016 MACK GRANITE GU713 Dump Truck, ***ONE OWNER***, ***Original Miles***, 263,000 miles, Engine Manufacturer: Mack, Engine Model: MP8, Engine Brake, AutomaticTransmission,...

Condition	Used
Usage	263,000 Miles
Duty Class	Heavy Duty Dump Truck
Engine Model	Mack mp8 engine
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Rear End	46,000 lb
MLS Number	13950027
Category	Dump Trucks
Last Updated	10/27/2025
Location	Southeast United States, US
Sold By	Carolina Used Machinery

(844) 819-___ SHOW
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2019 Mack Granite GU713 Dump Truck

$143,500 USD

2019 MACK GRANITE GU713 Dump Truck, ***ONE OWNER***, 250,000 miles, **** original miles****, 425 HP, Engine Manufacturer- MACK, Engine Model- MP7, Engine Brake,...

Condition	Used
Usage	250,000 Miles
Duty Class	Heavy Duty Dump Truck
Engine Model	Mack MP7 engine
Drivetrain	4x2
Transmission	6 Speed Allison RDS Automatic
Rear End	49,000 lb
MLS Number	13949704
Category	Dump Trucks
Last Updated	10/27/2025
Location	Southeast United States, US
Sold By	Carolina Used Machinery

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

$176,900 USD

High Lift, Factory Warranty Avalible,

Condition	Used
Usage	104,346 Miles
Duty Class	Heavy Duty Dump Truck
Upfit Make	Rogers
Bed Length	16 ft.
Horse Power	455 HP
Engine Model	Mack MP8
Drivetrain	8x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Camelback
Rear Axle	Tri Axle
Rear End	44,000 lb
Stock Number	4664
MLS Number	13877902
Category	Dump Trucks
Last Updated	10/23/2025
Location	Worcester, MA, US
Sold By	Ballard Truck Center

(844) 962-___ SHOW
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2025 Mack Granite 64FR Dump Truck - MP8 425HP, 6 Speed Allison Rds Automatic

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This Granite has a 14ft Biebeau Body with 3 coal doors,

Condition	New
Duty Class	Heavy Duty Dump Truck
Horse Power	425 HP
Engine Model	Mack MP8
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack mRIDE
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.80 ratio
Stock Number	46927
MLS Number	13796948
Category	Dump Trucks
Last Updated	10/23/2025
Location	Worcester, MA, US
Sold By	Ballard Truck Center

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37 1

2011 Mack Granite GU813 Dump Truck - MP7 405HP, 6 Speed Allison Rds Automatic, 19' Dump

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Make dump boxA.C.N.S Dump box modelAUR400, Dump box typeCONSTRUCTION, Side wall42", Dump box serial #1082, Manufactured date06 M - 10 Y, Door60", Door opening2 SENS, Heated boxOUI, CAB...

Condition	Used
Usage	15,659 Hours
Duty Class	Heavy Duty Dump Truck
Upfit Make	ACNS
Bed Length	19 ft.
Horse Power	405 HP
Engine Model	Mack MP7
Drivetrain	6x4
Transmission	6 Speed Allison RDS Automatic
Suspension	Mack
Rear Axle	Tandem Axle
Rear End	46,000 lb 4.10 ratio
Stock Number	C-37007
MLS Number	13910410
Category	Dump Trucks
Last Updated	10/21/2025
Location	Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By	Gamache Truck Center

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