1. Home
  2. Listings
  3. Trucks
  4. Dump Trucks

12 Speed 6x4 Dump Trucks For Sale

Close
Your Current Search
Industry
Trucks
Category
Dump Trucks
Drive Type
6x4
Transmission Speeds
12 Speed
Inspection Report
No
Click the to remove the filter.
Save Search
Email Alert
What's Save Search and Email Alert?
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Trucks (15)
Category
Dump Trucks (15)
Model
Select a manufacturer to view available models.
Condition
Model Year
-
GVWR Category
Heavy Duty (15)
Bed Length
21 (2)18 (5)16 (2)13 (1)
Rear Axle
Tandem (12)Tri (3)
Transmission Type
Transmission Speed
12 Speed (15)
Drive Train
6x4 (15)
Engine Manufacturer
Exterior Color
Suspension Type
Cab Style
Regular Cab (10)
Upfit Manufacturer
Fuel Type
Diesel (14)
Mileage
-
Horsepower
-
Inspection Report
No (15)
Warranty
Yes (0)
No (0)
Price
-
Country
State / Region
Select a country to view available states.
Seller Type
Dealerships (15)
Market Type
For Sale (15)

Shop Dump Trucks by Brand

Quick Filters

Showing 1 - 15 of 15 Dump Truck Listings

1 - 15 of 15 listings
1 - 15 of 15 listings
Featured Item
International LT Dump Truck - Cummins 450HP, 12 Speed Automatic, 13' Dump

2021 International LT Dump Truck - Cummins 450HP, 12 Speed Automatic, 13' Dump

Price Drop $54,500 USD
CUMMINS X15 POWER WITH EATON FULLER AUTOMATIC!! CLEAN FLEET MAINTAINED ! AUTOMATIC! JAKES, LOCKERS, FLEET MAINTAINED, VIRGIN RUBBER! BRAND NEW 13'X56" DUMP BED, NEW PTO, TANK, TARP, 18 CU...
ConditionUsed
Usage427,219 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length13 ft.
Horse Power450 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 2.79 ratio
Stock Number7148
MLS Number14023738
CategoryDump Trucks
Last Updated1/9/2026
Location
Houston, TX, US
Sold By
Southern Truck Sales Ltd
(855) 807-___  SHOW
NUMBERCall Seller
Email Seller
Save
Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

2018 Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

Recently Updated
$128,000 USD
2018 Freightliner Cascadia 125 Day Cab Dump Truck – 258K Miles – Clean, Tough Ready to Roll Fleet-maintained Cascadia 125 day cab set up as a dump truck. Low miles, strong presence, and...
ConditionUsed
Usage258,197 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power450 HP
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberL18336
MLS Number13517650
CategoryDump Trucks
Last Updated1/8/2026
Location
Humble, TX, US
Sold By
TCI Transportation
(713) 532-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

2020 Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic

$64,500 USD
CLEAN FLEET MAINTAINED, 2020 FREIGHTLINER CASC 125 DUMP TRUCK, DD15 POWERED, 455HP, DT12 AUTO TRANSMISSION, BRAND NEW 14'X57" DUMP BED, NEW PTO, TANK, TARP, 19 CU YARD CAPACITY. AIR LINER...
ConditionUsed
Usage336,970 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power450 HP
Engine ModelDetroit DD15
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAirLiner
Rear AxleTandem Axle
Rear End40,000 lb 2.47 ratio
Stock Number7141
MLS Number14049593
CategoryDump Trucks
Last Updated12/19/2025
Location
Houston, TX, US
Sold By
Southern Truck Sales Ltd
(855) 807-___  SHOW
NUMBERCall Seller
Email Seller
Save
Volvo VHD104F200 Dump Truck - D13 410HP, 12 Speed I Shift Amt

2014 Volvo VHD104F200 Dump Truck - D13 410HP, 12 Speed I Shift Amt

$59,500 USD
2014 Volvo VHD, 16' steel Davis dump body, D13 with 12 speed I-shift, 360k miles, Nationwide delivery available,
ConditionUsed
Usage359,600 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeDavis
Horse Power410 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission12 Speed I Shift Automated
SuspensionT-Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock Number1203
MLS Number14042151
CategoryDump Trucks
Last Updated12/16/2025
Location
Sawyer, KS, US
Sold By
The Wrays, LLC
(833) 904-___  SHOW
NUMBERCall Seller
Email Seller
Save
The Wrays, LLC
2022 Mack Granite 64FT Dump Truck - MP7 425HP, 12 Speed M Drive Low Mile

2022 Mack Granite 64FT Dump Truck - MP7 425HP, 12 Speed M Drive Low Mile

Contact for price
2022 Mack Granite – priced to move. MP7 (425HP) paired with M-Drive 12-speed automatic and Mack mRIDE suspension. Clean, strong, and work-ready with only 101K miles. 16’ Tebco TEL-series...
ConditionUsed
Usage101,096 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power425 HP
Engine ModelMack MP7
Drivetrain6x4
Transmission12 Speed mDRIVE Automated
SuspensionMack mRIDE
Rear AxleTandem Axle
Rear End46,000 lb
Stock Number7014
MLS Number13968919
CategoryDump Trucks
Last Updated12/4/2025
Location
Palmetto, GA, US
Sold By
7E Truck Sales, LLC
(833) 478-___  SHOW
NUMBERCall Seller
Email Seller
Save
7E Truck Sales, LLC
Freightliner Cascadia 126 Dump Truck - Detroit 470HP, 12 Speed Dt12 Automatic, 18' Dump

2019 Freightliner Cascadia 126 Dump Truck - Detroit 470HP, 12 Speed Dt12 Automatic, 18' Dump

$144,900 USD
Brand New Build, On a 2019 Low Mile Chassis, Complete New Dump System and Tarp, For More Information call: Martha Servin,
ConditionUsed
Usage355,023 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length18 ft.
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number2664
MLS Number13965826
CategoryDump Trucks
Last Updated11/13/2025
Location
Los Angeles, CA, US
Sold By
TCI Transportation
(323) 712-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
Freightliner Cascadia 126 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic, 18' Dump

2018 Freightliner Cascadia 126 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic, 18' Dump

$109,000 USD
Brand New Dump Truck Conversion, New Dump Bed and Entire System, Aluminum Wheels will be added, One Owner Fleet Maintained Truck, Contact Ed Gibbs for more information,
ConditionUsed
Usage384,000 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length18 ft.
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTri Axle
Rear End52,000 lb
Stock Number18352
MLS Number13690365
CategoryDump Trucks
Last Updated11/13/2025
Location
Phoenix, AZ, US
Sold By
TCI Transportation
(480) 995-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
Freightliner Cascadia 125 Dump Truck - Detroit 400HP, 12 Speed Dt12 Automatic, 18' Dump

2018 Freightliner Cascadia 125 Dump Truck - Detroit 400HP, 12 Speed Dt12 Automatic, 18' Dump

$109,900 USD
Unit is ready to go!,
ConditionUsed
Usage383,872 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length18 ft.
Horse Power400 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberL18352
MLS Number13951185
CategoryDump Trucks
Last Updated11/13/2025
Location
North Las Vegas, NV, US
Sold By
TCI Transportation
(702) 452-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 12 Speed Endurant Amt

2025 Peterbilt 567 Tri Axle Dump Truck - Cummins 565HP, 12 Speed Endurant Amt

Contact for price
Don’t just haul, make a statement with this eye-catching 2025 Black Cherry Peterbilt 567 Dump Truck. A perfect blend of power, performance, and unique style, this truck is designed to take...
ConditionNew
Duty ClassHeavy Duty Dump Truck
Horse Power565 HP
Engine ModelCummins X15
Drivetrain6x4
Transmission12 Speed Endurant Automated
SuspensionAir Trac
Rear AxleTri Axle
Rear End46,000 lb 4.10 ratio
Stock Number276458
MLS Number13848511
CategoryDump Trucks
Last Updated10/21/2025
Location
Millstone Township, NJ, US
Sold By
Hunter Truck
(609) 318-___  SHOW
NUMBERCall Seller
Email Seller
Save
Hunter Truck
Mack Granite GU713 Dump Truck - MP7 425HP, 12 Speed M Drive Amt, 16' Dump

2016 Mack Granite GU713 Dump Truck - MP7 425HP, 12 Speed M Drive Amt, 16' Dump

$65,000 USD
GOOD TRUCK, RUNS GREAT, CLEAN, AIR SEAT, AIR BRAKES, DIFFERENTIAL LOCK, AIR GATE, ELECTRIC TARP, THICK FRAME, POWER WINDOWS, POWER MIRRORS, CRUISE!,
ConditionUsed
Usage609,102 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Drivetrain6x4
Transmission12 Speed mDRIVE Automated
SuspensionCamelback
Rear AxleTandem Axle
Rear End46,000 lb
Stock Number16GU609TADUMP
MLS Number13734533
CategoryDump Trucks
Last Updated11/10/2025
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
(833) 801-___  SHOW
NUMBERCall Seller
Email Seller
Save
Don Baskin Truck Sales
Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic, 18' Dump

2018 Freightliner Cascadia 125 Dump Truck - Detroit 450HP, 12 Speed Dt12 Automatic, 18' Dump

$109,900 USD
Unit is ready to go! Call: Martha Servin,
ConditionUsed
Usage383,872 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length18 ft.
Horse Power450 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberL18352
MLS Number13630604
CategoryDump Trucks
Last Updated11/13/2025
Location
Los Angeles, CA, US
Sold By
TCI Transportation
(323) 712-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
2020 Mack Granite 64FR Dump Truck, DOT Passing , Used Truck Inspected , Zero Down Financing WAC, Warranty Options

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...
ConditionUsed
Usage155,276 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length16 ft.
Horse Power425 HP
Engine ModelMack MP7
Drivetrain6x4
Transmission12 Speed mDRIVE Automatic
SuspensionCamelback
Rear AxleTri Axle
Rear End44,000 lb 3.79 ratio
Stock NumberU010702
MLS Number13845654
CategoryDump Trucks
Last Updated12/28/2025
Location
Springfield, MO, US
Sold By
Tri State Truck Center - Springfield, MO
(833) 490-___  SHOW
NUMBERCall Seller
Email Seller
Save
Tri State Truck Center - Springfield, MO
Volvo VHD104B200 Dump Truck - D13 500HP, 12 Speed I Shift Automatic, 21' Dump

2018 Volvo VHD104B200 Dump Truck - D13 500HP, 12 Speed I Shift Automatic, 21' Dump

Contact for price
FRONT AXLE SPACING "SPREAD": 126" Make dump boxBIBEAU, Dump box model21-0X48X60, Dump box typeCONSTRUCTION, Side wall48'', Dump box serial #23748-1, Door60", Door opening1 WAY, Heated boxNO,...
ConditionUsed
Usage9,411 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeBibeau
Bed Length21 ft.
Horse Power500 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission12 Speed I Shift Automatic
SuspensionHendrickson
Rear AxleTandem Axle
Rear End46,000 lb 3.73 ratio
Stock NumberC-36720
MLS Number13749517
CategoryDump Trucks
Last Updated8/8/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
NUMBERCall Seller
Email Seller
Save
Gamache Truck Center
Freightliner Cascadia 126 Dump Truck - Detroit 470HP, 12 Speed Dt12 Automatic, 18' Dump

2019 Freightliner Cascadia 126 Dump Truck - Detroit 470HP, 12 Speed Dt12 Automatic, 18' Dump

$145,000 USD
Brand New Build, On a 2019 Low Mile Chassis, Complete New Dump System and Tarp, For More Information, Contact: Ed Gibbs,
Quantity2
ConditionUsed
Usage195,000 Miles
Duty ClassHeavy Duty Dump Truck
Bed Length18 ft.
Horse Power470 HP
Engine ModelDetroit DD13
Drivetrain6x4
Transmission12 Speed Detroit DT12 Automatic
SuspensionAir Ride
Rear AxleTandem Axle
Rear End40,000 lb 3.23 ratio
Stock Number2647
MLS Number13663100
CategoryDump Trucks
Last Updated11/13/2025
Location
Phoenix, AZ, US
Sold By
TCI Transportation
(480) 995-___  SHOW
NUMBERCall Seller
Email Seller
Save
TCI Transportation
Volvo VHD64B200 Dump Truck - D13 455HP, 12 Speed I Shift Automatic, 21' Dump

2019 Volvo VHD64B200 Dump Truck - D13 455HP, 12 Speed I Shift Automatic, 21' Dump

Contact for price
FRONT AXLE SPACING "SPREAD" 72" Make dump boxBIBEAU, Dump box dimension21'6", Dump box model21-6X36X54, Dump box typeCONSTRUCTION, Side wall36", Dump box serial #25287-1, Door54", Door...
ConditionUsed
Usage15,970 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeBibeau
Bed Length21 ft.
Horse Power455 HP
Engine ModelVolvo D13
Drivetrain6x4
Transmission12 Speed I Shift Automatic
SuspensionVolvo T-Ride
Rear AxleTandem Axle
Rear End46,000 lb 3.73 ratio
Stock NumberC-36466
MLS Number13611965
CategoryDump Trucks
Last Updated5/29/2025
Location
Montreal/ Ile-aux-noix/Toronto/NY, QC, Canada
Sold By
Gamache Truck Center
(833) 300-___  SHOW
NUMBERCall Seller
Email Seller
Save
Gamache Truck Center
Save Search
Email Alert
What's Save Search and Email Alert?
Want to narrow or modify your search criteria?
Filter by Price
Filter by Year
Filter by Location
Filter by Model
Filter by Keyword
Modify your search
Did you find what you were looking for? Yes No
Got a dump truck to sell? In minutes, you can create an online listing for your dump truck and advertise it to thousands of buyers.
Start selling today