Used Kenworth 6 Speed 8x4 Trucks with Cummins Engines For Sale

Your Current Search
Industry
Trucks
Manufacturer
Kenworth
Drive Type
8x4
Transmission Speeds
6 Speed
Engine Manufacturer
Cummins
Condition
Used
Click the to remove the filter.
Narrow Your Search
Keyword Search
Search within the selected criteria
Industry
Trucks (16)
Manufacturer
Kenworth (16)
Model
Select a category to view available models.
Condition
Used (16)
Model Year
-
GVWR Category
Heavy Duty (16)
Rear Axle
Tri (16)
Transmission Type
Transmission Speed
6 Speed (16)
Drive Train
8x4 (16)
Suspension Type
Cab Style
Fuel Type
Diesel (14)
Mileage
-
Horsepower
-
Price
-
Country
United States (16)
State / Region
Select a state below and click Refine Results.



Market Type
For Sale (16)
1-16 of 16 results
1-16 of 16 results
Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump
11 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

Recently Updated
$232,500 USD
58889 Miles, Engine: CUMMINS X15, 500 HP, 6 Speed Allison RDS Automatic Transmission, Drive: 8x4, Chalmers Suspension, Wheels: Aluminum, Tri Rear Axles, Front Axle Weight: 20000 lb, Rear...
ConditionUsed
Usage58,889 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb
Stock Number17897
MLS Number13542049
CategoryDump Trucks
Last Updated8/2/2025
Location
Worcester, MA, US
Sold By

Ballard Truck Center

Kenworth T800 Tri Axle Mixer / Ready Mix / Concrete Truck - Cummins, 470HP, 6 Speed Allison Rds Automatic
27 0

2022 Kenworth T800 Tri Axle Mixer / Ready Mix / Concrete Truck - Cummins, 470HP, 6 Speed Allison Rds Automatic

Newly Listed
$260,095 USD
Zimmerman ZM-409-HP Volumetric Mixer, Cummins Extended Warranty for 18 more months Model Year: 2022, Model: T800, Engine: Cummins X15, 470 HP, 1750 lb-ft Torque, Engine Brake, Transmission:...
ConditionUsed
Usage18,000 Miles
Duty ClassHeavy Duty Mixer / Ready Mix / Concrete Truck
Horse Power470 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End66,000 lb 4.56 ratio
Stock NumberKN122587
MLS Number13730251
CategoryMixer / Ready Mix / Concrete Trucks
Last Updated7/30/2025
Location
Landover, MD, US
Sold By

All Roads Trucks

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump
11 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$239,900 USD
2024 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 2" Bridge, Chalmers, Double Frame, 3...
ConditionUsed
Usage6,525 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.56 ratio
Stock Number359107
MLS Number13720486
CategoryDump Trucks
Last Updated7/24/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump
11 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$239,900 USD
2024 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 2" Bridge, Chalmers, Double Frame, 3...
ConditionUsed
Usage30,778 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.56 ratio
Stock Number359111
MLS Number13709786
CategoryDump Trucks
Last Updated7/19/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump
11 0

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$204,900 USD
135231 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 8x4, Neway Suspension, Tires: 315, Wheels: Polished Aluminum, Wheel Base: 217...
Quantity5
ConditionUsed
Usage135,231 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionNeway
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number275462
MLS Number13169404
CategoryDump Trucks
Last Updated7/15/2025
Location
Millstone Township, NJ, US
Sold By

Hunter Truck

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump
11 0

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$204,900 USD
113760 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 8x4, Neway Suspension, Tires: 315, Wheels: Polished Aluminum, Wheel Base: 217...
Quantity5
ConditionUsed
Usage113,760 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionNeway
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number275457
MLS Number13169384
CategoryDump Trucks
Last Updated7/15/2025
Location
Millstone Township, NJ, US
Sold By

Hunter Truck

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump
10 0

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$204,900 USD
94798 Miles, Engine: CUMMINS X15, 500 HP, Fuel Type: Diesel, 6 Speed Allison RDS Automatic Transmission, Drive: 8x4, Neway Suspension, Tires: 315, Wheels: Polished Aluminum, Wheel Base: 217,...
Quantity5
ConditionUsed
Usage94,798 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionNeway
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number275459
MLS Number13169362
CategoryDump Trucks
Last Updated7/15/2025
Location
Millstone Township, NJ, US
Sold By

Hunter Truck

Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic
20 0

2022 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic

$209,900 USD
2022 Kenworth T880 --- Tri Axle, X-15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers Chalmers, Double...
ConditionUsed
Usage185,086 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number469548
MLS Number13131027
CategoryDump Trucks
Last Updated7/10/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 18' Dump
12 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 18' Dump

$234,900 USD
2024 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...
Quantity2
ConditionUsed
Usage91,959 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length18 ft.
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number362719
MLS Number13630548
CategoryDump Trucks
Last Updated7/4/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump
24 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 500HP, 6 Speed Allison Rds Automatic, 16' Dump

$244,900 USD
2024 Kenworth T880 --- Tri Axle, X15 Cummins 500 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 214" Wheelbase, 20' 2" Bridge, Chalmers, Double Frame, 3...
ConditionUsed
Usage2,142 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power500 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb
Stock Number366440
MLS Number13541959
CategoryDump Trucks
Last Updated6/28/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 18' Dump
14 0

2024 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 18' Dump

$234,900 USD
2024 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 226" Wheelbase, 21' 1" Bridge, Chalmers, Double Frame, 3...
Quantity2
ConditionUsed
Usage3,837 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length18 ft.
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number362718
MLS Number13630578
CategoryDump Trucks
Last Updated6/19/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump
23 0

2023 Kenworth T880 Tri Axle Dump Truck - Cummins 565HP, 6 Speed Allison Rds Automatic, 17.5' Dump

$214,900 USD
2023 Kenworth T880 --- Tri Axle, X15 Cummins 565 HP, Allison Automatic 6 Speed, 4.30 Ratio, 18,740 Front Axle, 46,000 Rear Axle, 228" Wheelbase, 21' 3" Bridge, Chalmers, Double Frame, 3...
ConditionUsed
Usage215,801 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeHERITAGE
Bed Length17.5
Horse Power565 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.30 ratio
Stock Number257198
MLS Number13502009
CategoryDump Trucks
Last Updated5/30/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump
12 0

2021 Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump

$179,900 USD
2021 Kenworth T880 --- Tri Axle, X-15 Cummins 485 HP, Allison Automatic 6 Speed, 4.89 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 213" Wheelbase, 20' Bridge, Chalmers, Double Frame, 3 Stage...
Quantity2
ConditionUsed
Usage319,994 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power485 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.89 ratio
Stock Number442996
MLS Number13443820
CategoryDump Trucks
Last Updated5/29/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic
12 0

2021 Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic

$179,900 USD
2021 Kenworth T880 --- Tri Axle, X-15 Cummins 485 HP, Allison Automatic 6 Speed, 4.89 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 213" Wheelbase, 20' Bridge, Chalmers, Double Frame, 3 Stage...
Quantity2
ConditionUsed
Usage318,223 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power485 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.89 ratio
Stock Number442995
MLS Number13437205
CategoryDump Trucks
Last Updated5/29/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T800 Tri Axle Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 16.5' Dump
14 0

2017 Kenworth T800 Tri Axle Dump Truck - Cummins 425HP, 6 Speed Allison Rds Automatic, 16.5' Dump

$152,900 USD
2017 Kenworth T800 --- Tri Axle, ISX 12 Cummins 425 HP, Allison Automatic 6 Speed, 4.78 Ratio, 20,000 front axle, 46,000 Rear Axle, 216" Wheelbase, 20' 3" Bridge, Hendrickson Haulmaax, 3...
Quantity2
ConditionUsed
Usage270,646 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeRogers
Bed Length16.5
Horse Power425 HP
Engine ModelCummins ISX12
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionHendrickson HMX460
Rear AxleTri Axle
Rear End46,000 lb 4.78 ratio
Stock Number166793
MLS Number13282720
CategoryDump Trucks
Last Updated5/29/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump
10 0

2020 Kenworth T880 Tri Axle Dump Truck - Cummins 485HP, 6 Speed Allison Rds Automatic, 16' Dump

$184,900 USD
2020 Kenworth T880 --- Tri Axle, X15 Cummins 485 HP, Allison Automatic 6 Speed, 4.56 Ratio, 20,000 Front Axle, 46,000 Rear Axle, 212" Wheelbase, 20' Bridge, Chalmers, Double Frame, 3 Stage...
ConditionUsed
Usage9,813 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeOx Bodies
Bed Length16 ft.
Horse Power485 HP
Engine ModelCummins X15
Drivetrain8x4
Transmission6 Speed Allison RDS Automatic
SuspensionChalmers
Rear AxleTri Axle
Rear End46,000 lb 4.56 ratio
Stock Number424280
MLS Number12992215
CategoryDump Trucks
Last Updated5/17/2025
Location
Chatham, VA, US
Sold By

Atkinson Truck Sales

Did you find what you were looking for? Yes No