Mack 6 Speed Tri Axle Trucks with Mack Engines For Sale

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Mack RD686SX Tri Axle Roll Off Truck - EM6, 237HP, 6 Speed Manual
9 0

1985 Mack RD686SX Tri Axle Roll Off Truck - EM6, 237HP, 6 Speed Manual

Recently Updated
$19,950 USD
**MAKE AN OFFER!** Used Mack RD686 Roll-off Truck for sale. Features: Full Double Frame, 24 ft. Roll-off Hoist with outside rollers, 17,000 lb. Spring-up/Air-down Lift Axle (non-steerable),...
ConditionUsed
Usage7,684 Hours
Duty ClassHeavy Duty Roll Off Truck
Horse Power237 HP
Engine ModelMack EM6
Drivetrain8x4
Transmission6 Speed Manual
SuspensionCamelback
Rear AxleTri Axle
Rear End58,000 lb 5.02 ratio
Stock Number22P029
MLS Number12006261
CategoryRoll Off Trucks
Last Updated7/16/2025
Location
Coopersburg, PA, US
Sold By

Coopersburg & Liberty Kenworth

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

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

Recently Updated
$234,900 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, 227" Wheelbase, 21' Bridge, Camelback, Thick Frame, 3 Stage Engine...
ConditionUsed
Usage28,781 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power455 HP
Engine ModelMack MP8
Drivetrain8x6
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number042319
MLS Number13674460
CategoryDump Trucks
Last Updated7/12/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite 64BR Tri Axle Dump Truck - MP7 425HP, 6 Speed Automatic, 16' Dump
13 0

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

$154,900 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...
ConditionUsed
Usage13,655 Hours
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Transmission6 Speed Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb 4.19 ratio
Stock Number001589
MLS Number12487082
CategoryDump Trucks
Last Updated6/26/2025
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
22 0

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

$234,900 USD
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 Engine Brake, Air Brake,...
ConditionUsed
Usage26,347 Miles
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 NumberRM039763
MLS Number13562471
CategoryDump Trucks
Last Updated6/21/2025
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
22 0

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

$234,900 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
Usage1,764 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 Number039763
MLS Number13562403
CategoryDump Trucks
Last Updated6/20/2025
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
17 0

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

$224,900 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 Updated5/29/2025
Location
Chatham, VA, US
Sold By

J&J 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

$224,900 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,...
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 Updated5/17/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Mack Granite GU813 Tri Axle Dump Truck - 405HP, 6 Speed Allison Rds Automatic
0 0

2016 Mack Granite GU813 Tri Axle Dump Truck - 405HP, 6 Speed Allison Rds Automatic

$134,900 USD
2016 Mack GU813 --- Tri Axle, MP7 Mack 405 HP, Allison Automatic 6 Speed, 20,000 Front Axle, 46,000 Rear Axle, 210" Wheelbase, 19' 8" Bridge, Camelback, Thick Frame, 2 Stage Engine Brake,...
ConditionUsed
Usage246,126 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Horse Power405 HP
Transmission6 Speed Allison RDS Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End46,000 lb
Stock Number032681
MLS Number13665369
CategoryDump Trucks
Last Updated7/9/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

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