Used 6 Speed Dump Trucks For Sale in Colorado

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1-23 of 23 results
1-23 of 23 results
RAM 5500 Single Axle Dump Truck - Cummins 360HP, 6 Speed Automatic, 11' Dump
24 0

2024 RAM 5500 Single Axle Dump Truck - Cummins 360HP, 6 Speed Automatic, 11' Dump

Newly Listed
$82,500 USD
2024 Ram 5500HD Dump Truck, 6.7L Cummins Engine 360HP, 6 Speed Automatic Transmission, Four Wheel Drive, Exhaust Brake, Manual Transfer Case, Auto Hubs, 19,500lbs GVWR, 7,250lbs Front Axle,...
ConditionUsed
Usage8,692 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeKnapheide
Bed Length11 ft.
Horse Power360 HP
Engine ModelCummins B6.7
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb
Stock NumberT16812M
MLS Number13252690
CategoryDump Trucks
Last Updated11/23/2024
Location
Wheat Ridge, CO, US
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Ford F-650 Single Axle Dump Truck - 6.7L POWER STROKE 330HP, 6 Speed Automatic, 18' Dump
22 0

2023 Ford F-650 Single Axle Dump Truck - 6.7L POWER STROKE 330HP, 6 Speed Automatic, 18' Dump

Newly Listed
$87,500 USD
2023 Ford F650 18ft Dump Truck, Ford Powerstroke 6.7L Powerstroke V8 Diesel 330HP, 6 Speed Automatic Torqshift Transmission, Exhaust Brake, Dual Rear Wheels, 25,999 Lbs. GVWR, 8,500 Lb....
ConditionUsed
Usage5,331 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeRugby
Bed Length18 ft.
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End19,000 lb
Stock NumberT16789M
MLS Number13243683
CategoryDump Trucks
Last Updated11/20/2024
Location
Wheat Ridge, CO, US
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Peterbilt 330 Dump Truck - Caterpillar 300HP, 6 Speed Allison Rds Automatic
38 0

2002 Peterbilt 330 Dump Truck - Caterpillar 300HP, 6 Speed Allison Rds Automatic

Price Drop
$79,500 USD
2002 Peterbilt 330 Tandem Axle Dump Truck, Caterpillar 3126 Diesel Engine, 300 HP, Exhaust Brake, Allison 6 Speed Automatic Transmission, ONLY 74,985 ECM Verified Miles 1,806 ECM Verified...
ConditionUsed
Usage1,806 Hours
Duty ClassHeavy Duty Dump Truck
Upfit MakeGodwin
Horse Power300 HP
Engine ModelCaterpillar 3126
Drivetrain6x4
Transmission6 Speed Allison RDS Automatic
SuspensionWalking Beam
Rear AxleTandem Axle
Rear End40,000 lb 5.57 ratio
Stock NumberT16326D
MLS Number13048495
CategoryDump Trucks
Last Updated11/16/2024
Location
Denver, CO, US
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Freightliner M2 106 Single Axle Dump Truck - Cummins 240HP, 6 Speed Allison Rds Automatic
22 0

2025 Freightliner M2 106 Single Axle Dump Truck - Cummins 240HP, 6 Speed Allison Rds Automatic

$119,500 USD
2025 M2-106 Plus 10ft Dump Truck, Cummins 6.7L Diesel Engine With 240 HP, 6 Speed Automatic Allison 2100RDS Transmission, Exhaust Brake, Locking Rear Differential, Dual Rear Wheels, 26,000...
ConditionUsed
Usage52 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Horse Power240 HP
Engine ModelCummins B6.7
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End16,000 lb
Stock NumberT16785M
MLS Number13231732
CategoryDump Trucks
Last Updated11/15/2024
Location
Wheat Ridge, CO, US
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Ford F-650 Single Axle Dump Truck - Cummins 250HP, 6 Speed Allison Rds Automatic
21 0

2012 Ford F-650 Single Axle Dump Truck - Cummins 250HP, 6 Speed Allison Rds Automatic

$59,500 USD
2012 Ford F650 Dump Truck, ISB Cummins 6.7L Diesel Engine 250HP, 6 Speed Automatic Allison RDS Transmission, Dual Rear Wheels, Battery Shut Off Switch, 25,999 Lbs. GVWR, 10,000 Lb. Front...
ConditionUsed
Usage16,349 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Horse Power250 HP
Engine ModelCummins ISB6.7
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End21,000 lb
Stock NumberT16626M
MLS Number13186992
CategoryDump Trucks
Last Updated11/14/2024
Location
Wheat Ridge, CO, US
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RAM 5500 Single Axle Dump Truck - Cummins 305HP, 6 Speed Automatic, 11' Dump
21 0

2012 RAM 5500 Single Axle Dump Truck - Cummins 305HP, 6 Speed Automatic, 11' Dump

Price Drop
$49,500 USD
2012 Ram 5500HD Dump Truck, 6.7L Cummins Engine, 6 Speed Automatic Transmission, Four Wheel Drive, Manual Transfer Case, Auto Hubs, Dually, Duall Rear Wheels, Hydraulic Brakes, Spring...
ConditionUsed
Usage77,951 Miles
Duty ClassMedium Duty Dump Truck
Bed Length11 ft.
Horse Power305 HP
Engine ModelCummins B6.7
Emission RatingUSA Tier 4
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb
Stock NumberT15964M
MLS Number13169837
CategoryDump Trucks
Last Updated11/13/2024
Location
Wheat Ridge, CO, US
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Ford F-650 Single Axle Dump Truck - 6.7L POWER STROKE 330HP, 6 Speed M Drive Automatic
26 0

2022 Ford F-650 Single Axle Dump Truck - 6.7L POWER STROKE 330HP, 6 Speed M Drive Automatic

$85,500 USD
2022 Ford F650 Dump Truck, Ford Powerstroke 6.7L V8 Diesel, 6 Speed Automatic Torqshift Transmission, Exhaust Brake, Dual Rear Wheels, Battery Shut Off Switch, 25,999 Lbs. GVWR, 8,500 Lb....
ConditionUsed
Usage11,417 Miles
Duty ClassMedium Duty Dump Truck
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x2
Transmission6 Speed mDRIVE Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End16,000 lb
Stock NumberT16736M
MLS Number13220880
CategoryDump Trucks
Last Updated11/8/2024
Location
Wheat Ridge, CO, US
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Chevrolet 4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic, 11' Dump
23 0

2020 Chevrolet 4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic, 11' Dump

$59,500 USD
2020 Chevrolet 4500HD 11ft Dump Truck. Vortec 6.0L Gasoline Engine, 6 Speed Automatic Transmission Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630 Lbs. Front Axle,...
ConditionUsed
Usage14,454 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Bed Length11 ft.
Horse Power297 HP
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16536M
MLS Number13201350
CategoryDump Trucks
Last Updated10/29/2024
Location
Wheat Ridge, CO, US
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Peterbilt 337 Single Axle Dump Truck - Paccar 350HP, 6 Speed Automatic, 10' Dump
22 0

2016 Peterbilt 337 Single Axle Dump Truck - Paccar 350HP, 6 Speed Automatic, 10' Dump

$84,500 USD
2016 Peterbilt 337 10' Dump Truck, Paccar PX9 8.9L Diesel Powered Engine With 350HP, 6 Speed Allison Transmission With Push Button Range Selector, 4X2-Rear Wheel Drive, Air Brakes, Air Ride...
ConditionUsed
Usage77,156 Miles
Duty ClassHeavy Duty Dump Truck
Upfit MakeGodwin
Bed Length10 ft.
Horse Power350 HP
Engine ModelPaccar PX9
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb
Stock NumberT16667M
MLS Number13197584
CategoryDump Trucks
Last Updated10/26/2024
Location
Wheat Ridge, CO, US
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Chevrolet LCF5500XD Single Axle Dump Truck - 350HP, 6 Speed Allison Hs Automatic
23 0

2024 Chevrolet LCF5500XD Single Axle Dump Truck - 350HP, 6 Speed Allison Hs Automatic

$84,500 USD
2024 Isuzu NQR 12ft Junk Hauler Dump Truck, 6.6L GMPT L8T Chevrolet Gas Motor with 350HP/425 lbs-ft, 6 Speed Allison 1000 Automatic Transmission with Overdrive, 17,950 lbs GVWR (6,830...
ConditionUsed
Usage49 Miles
Duty ClassMedium Duty Dump Truck
Horse Power350 HP
Engine ModelL96
Drivetrain4x2
Transmission6 Speed Allison HS Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,660 lb
Stock NumberTR170
MLS Number12874249
CategoryDump Trucks
Last Updated10/18/2024
Location
Wheat Ridge, CO, US
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Freightliner M2 106 Single Axle Dump Truck - Cummins 330HP, 6 Speed Allison Rds Automatic, 12' Dump
26 0

2025 Freightliner M2 106 Single Axle Dump Truck - Cummins 330HP, 6 Speed Allison Rds Automatic, 12' Dump

$136,500 USD
2025 M2-106 Plus 12ft Dump Truck, Cummins L9 8.9L Diesel Engine With 330 HP, 6 Speed Automatic Allison 3500RDS Transmission With Push Button Range Selector, Exhaust Brake, Dual Rear Wheels,...
ConditionUsed
Usage1,977 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Bed Length12 ft.
Horse Power330 HP
Engine ModelCummins L9
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End19,000 lb
Stock NumberT16255M
MLS Number12892592
CategoryDump Trucks
Last Updated10/15/2024
Location
Wheat Ridge, CO, US
Sold By

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Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump
24 0

2022 Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump

$62,500 USD
2022 Isuzu NPR HD 12' Chipper Dump Truck, Vortec 6.6L Gas Engine, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR,...
ConditionUsed
Usage5,150 Miles
Duty ClassMedium Duty Dump Truck
Bed Length12 ft.
Horse Power350 HP
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionMulti Leaf
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16207M
MLS Number12614292
CategoryDump Trucks
Last Updated10/4/2024
Location
Wheat Ridge, CO, US
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Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump
24 0

2022 Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump

$64,500 USD
2022 Isuzu NPR HD 12' Dump Truck, Vortec 6.6L Gas Engine, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630Lbs. Front...
ConditionUsed
Usage529 Miles
Duty ClassMedium Duty Dump Truck
Bed Length12 ft.
Horse Power350 HP
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16290M
MLS Number12684743
CategoryDump Trucks
Last Updated9/27/2024
Location
Wheat Ridge, CO, US
Sold By

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Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump
26 0

2022 Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump

$68,500 USD
2022 Isuzu NPR HD 12' Dump Truck, Vortec 6.6L Gas Engine, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630Lbs. Front...
ConditionUsed
Usage615 Miles
Duty ClassMedium Duty Dump Truck
Bed Length12 ft.
Horse Power350 HP
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16291M
MLS Number13138320
CategoryDump Trucks
Last Updated9/26/2024
Location
Wheat Ridge, CO, US
Sold By

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Peterbilt 337 Single Axle Dump Truck - Paccar 260HP, 6 Speed Allison Rds Automatic, 10' Dump
24 0

2019 Peterbilt 337 Single Axle Dump Truck - Paccar 260HP, 6 Speed Allison Rds Automatic, 10' Dump

$77,500 USD
2019 Peterbilt 337 10' Dump Truck, Paccar PX-7 6.7L Diesel Powered Engine With 260 HP, 6 Speed Allison Transmission With Push Button Range Selector, 4X2-Rear Wheel Drive, Air Brakes, Air...
ConditionUsed
Usage4,004 Hours
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Bed Length10 ft.
Horse Power260 HP
Engine ModelPaccar PX7
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End17,500 lb
Stock NumberT16310M
MLS Number12772568
CategoryDump Trucks
Last Updated9/26/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump
26 0

2022 Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump

$68,500 USD
2022 Isuzu NPR HD 12' Dump Truck, Vortec 6.6L Gas Engine, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630Lbs. Front...
ConditionUsed
Usage615 Miles
Duty ClassMedium Duty Dump Truck
Bed Length12 ft.
Horse Power350 HP
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16291M
MLS Number12685998
CategoryDump Trucks
Last Updated9/26/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump
24 0

2022 Isuzu NPR HD Single Axle Dump Truck - Gmc 350HP, 6 Speed Automatic, 12' Dump

$72,500 USD
2022 Isuzu NPR HD 12' Dump Truck, Vortec 6.6L Gas Engine, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630Lbs. Front...
ConditionUsed
Usage558 Miles
Duty ClassMedium Duty Dump Truck
Bed Length12 ft.
Horse Power350 HP
Emission RatingUSA Tier 4 Final
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16292M
MLS Number12684696
CategoryDump Trucks
Last Updated9/26/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

International DuraStar 4300 Single Axle Dump Truck - Cummins 220HP, 6 Speed Allison Rds Automatic
24 0

2018 International DuraStar 4300 Single Axle Dump Truck - Cummins 220HP, 6 Speed Allison Rds Automatic

$64,500 USD
2018 International 4300 10ft Dump Truck, Cummins 6.7L Diesel Engine With 220 HP, 6 Speed Automatic Allison RDS Transmission, Dual Rear Wheels, 25,999 Lbs. GVWR, 10,000 Lb. Front Axle, 17,500...
ConditionUsed
Usage109,472 Miles
Duty ClassMedium Duty Dump Truck
Horse Power220 HP
Engine ModelCummins ISB
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End17,500 lb
Stock NumberT16581M
MLS Number13133479
CategoryDump Trucks
Last Updated9/24/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Isuzu NPR HD Single Axle Dump Truck - Gm 350HP, 6 Speed Automatic
20 0

2020 Isuzu NPR HD Single Axle Dump Truck - Gm 350HP, 6 Speed Automatic

$55,500 USD
2020 Isuzu NPR HD 14' Flatbed Dump Truck, Vortec 6.6L Gas V8 Engine With 350 HP, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs...
ConditionUsed
Usage17,788 Miles
Duty ClassMedium Duty Dump Truck
Horse Power350 HP
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16537M
MLS Number13133469
CategoryDump Trucks
Last Updated9/24/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Chevrolet W4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic, 11' Dump
24 0

2019 Chevrolet W4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic, 11' Dump

$59,500 USD
2019 Chevrolet 4500HD 11ft Dump Truck. Vortec 6.0L Gasoline Engine, 6 Speed Automatic Transmission Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR, 6,630 Lbs. Front Axle,...
ConditionUsed
Usage30,630 Miles
Duty ClassMedium Duty Dump Truck
Upfit MakeGodwin
Bed Length11 ft.
Horse Power297 HP
Drivetrain4x2
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT15894M
MLS Number13078238
CategoryDump Trucks
Last Updated8/29/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Peterbilt 337 Single Axle Dump Truck - Paccar 300HP, 6 Speed Allison Rds Automatic
24 0

2015 Peterbilt 337 Single Axle Dump Truck - Paccar 300HP, 6 Speed Allison Rds Automatic

$84,500 USD
2015 Peterbilt 337 16' Chipper Dump Truck, Paccar PX-9 8.9L Diesel Powered Engine With 300 HP, 6 Speed Allison RDS Transmission With Push Button Range Selector, 4X2-Rear Wheel Drive, Air...
ConditionUsed
Usage61,156 Miles
Duty ClassHeavy Duty Dump Truck
Horse Power300 HP
Engine ModelPaccar PX9
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End23,000 lb
Stock NumberT16513M
MLS Number13027752
CategoryDump Trucks
Last Updated8/3/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

Kenworth T270 Dump Truck - Paccar 300HP, 6 Speed Automatic
18 0

2018 Kenworth T270 Dump Truck - Paccar 300HP, 6 Speed Automatic

$69,500 USD
2018 Kenworth T270 Brand New 10' Dump Body and Hoist, Paccar PX-7 Turbo Diesel, 300HP, Allison 2500 RDS 6 Speed Transmission, 167,243 Miles, 5,776 Hours, 26,000LB GVWR, 10,000lb Front Axle,...
ConditionUsed
Usage167,243 Miles
Duty ClassMedium Duty Dump Truck
Horse Power300 HP
Transmission6 Speed Automatic
SuspensionAir Ride
Stock Number16265W
MLS Number12966500
CategoryDump Trucks
Last Updated7/2/2024
Location
Denver, CO, US
Sold By

DTI Trucks

Chevrolet 4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic
19 0

2019 Chevrolet 4500 Single Axle Dump Truck - 297HP, 6 Speed Automatic

$59,500 USD
2019 Chevrolet 4500LCF 11' Dump Truck, 6.0L Chevrolet Gas Motor w/ 297HP, 6 Speed Automatic Transmission, 4X2-Rear Wheel Drive, Dually, Hydraulic Brakes, Spring Suspension, 14,500 Lbs. GVWR,...
ConditionUsed
Usage40,193 Miles
Duty ClassMedium Duty Dump Truck
Horse Power297 HP
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End11,020 lb
Stock NumberT16386M
MLS Number12920144
CategoryDump Trucks
Last Updated6/7/2024
Location
Wheat Ridge, CO, US
Sold By

DTI Trucks

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