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Used Mechanic / Utility / Service Trucks with Cummins Engines For Sale in Colorado

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RAM 3500 Mechanic / Service Truck - Cummins, Automatic
24 0

2017 RAM 3500 Mechanic / Service Truck - Cummins, Automatic

Newly Listed
$49,500 USD
2017 Ram 3500 HD Crew Cab 9' Enclosed Service Truck, 6.7L Cummins Turbo Diesel, Automatic Transmission, 4x4, 75,172 Miles, 14,000GVWR, 6,000lb Front Axle, 9,850lb Rear Axle, Spring...
ConditionUsed
Usage75,172 Miles
Duty ClassLight Duty Service Truck
Engine ModelCummins ISB6.7
Drivetrain4x4
TransmissionAutomatic
Rear AxleSingle Axle
Stock Number17375W
MLS Number13712043
CategoryMechanic / Utility / Service Trucks
Last Updated7/19/2025
Location
Denver, CO, US
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RAM 3500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic
26 0

2023 RAM 3500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

Newly Listed
$59,500 USD
2023 Ram 3500 HD 8ft Service/Utility Truck, 6.7L Cummins 360HP, 6 Speed Automatic Transmission, Exhaust Brake, 12,300 GVWR, 6,000 lbs Front Axle, 7,000lb Rear Axle, Four Wheel Drive (4X4),...
ConditionUsed
Usage40,982 Miles
Duty ClassLight Duty Service Truck
Bed Length8 ft.
Horse Power360 HP
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End7,000 lb
Stock NumberT17379M
MLS Number13709882
CategoryMechanic / Utility / Service Trucks
Last Updated7/18/2025
Location
Wheat Ridge, CO, US
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RAM 5500 Mechanic / Service Truck - Cummins, 325HP, 6 Speed Automatic
45 0

2018 RAM 5500 Mechanic / Service Truck - Cummins, 325HP, 6 Speed Automatic

$89,500 USD
2018 Ram 5500 4X4 Mechanics / Lube Truck, 6.7L Cummins Turbo Diesel Engine, 325 HP, Exhaust Brake, 6 Speed Automatic Transmission, ONLY 86,637 Miles, 19.5K GVWR (7,250 LB Steer Axle, 13.5K...
ConditionUsed
Usage86,637 Miles
Duty ClassMedium Duty Service Truck
Horse Power325 HP
Engine ModelCummins ISB6.7
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb
Stock NumberT17279D
MLS Number13674862
CategoryMechanic / Utility / Service Trucks
Last Updated7/2/2025
Location
Denver, CO, US
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Freightliner M2 106 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Allison Hs Automatic
52 0

2014 Freightliner M2 106 Mechanic / Service Truck - Cummins, 240HP, 6 Speed Allison Hs Automatic

$59,500 USD
2014 Freightliner M2-106 Lube Truck / Mechanics Truck, Cummins ISB 6.7L Diesel Engine, 240 HP, Exhaust Brake, Allison 6 Speed Automatic Transmission, 176,766 ECM Verified Miles 7,040 ECM...
ConditionUsed
Usage7,040 Hours
Duty ClassMedium Duty Service Truck
Horse Power240 HP
Engine ModelCummins ISB6.7
Drivetrain4x2
Transmission6 Speed Allison HS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End17,500 lb 6.14 ratio
Stock NumberT17300D
MLS Number13673114
CategoryMechanic / Utility / Service Trucks
Last Updated7/1/2025
Location
Denver, CO, US
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Freightliner M2 106 Mechanic / Service Truck - Cummins, 350HP, 6 Speed Allison Rds Automatic
60 1

2025 Freightliner M2 106 Mechanic / Service Truck - Cummins, 350HP, 6 Speed Allison Rds Automatic

$209,000 USD
2025 Freightliner M2-106 Plus Single Axle Summit Mechanics Truck, Cummins L9 Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000 RDS 6 Speed Automatic Transmission, ONLY 2,489 Original...
ConditionUsed
Usage58 Hours
Duty ClassMedium Duty Service Truck
Horse Power350 HP
Engine ModelCummins L9
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End19,000 lb 5.22 ratio
Stock NumberT16712D
MLS Number13451217
CategoryMechanic / Utility / Service Trucks
Last Updated6/26/2025
Location
Denver, CO, US
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RAM 5500 Mechanic / Service Truck - Cummins, 325HP
25 0

2018 RAM 5500 Mechanic / Service Truck - Cummins, 325HP

$82,500 USD
2018 Dodge 5500 Diesel 4x4 Load King Service Truck W/Crane, Cummins 6.7 Diesel Engine, 109,340 Miles and 2,924 Hours, 6 Speed Automatic Overdrive Transmission, 19,500 L.B. 4.88 Gear Ratio,...
ConditionUsed
Usage109,340 Miles
Horse Power325 HP
Engine ModelCummins 6.7L I6
Drivetrain4x4
Transmission6 Speed
SuspensionSpring
Rear End13,500 lb
Stock NumberJG279842
MLS Number13656856
CategoryMechanic / Utility / Service Trucks
Last Updated6/24/2025
Location
Denver, CO, US
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RAM 3500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic
32 0

2021 RAM 3500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

$62,500 USD
2021 Ram 3500 HD 9ft Service/Utility Truck, 6.7L Cummins 360HP, 6 Speed Automatic Transmission, Exhaust Brake, 14,000 GVWR, 6,000 lbs Front Axle, 9,850lb Rear Axle, Four Wheel Drive (4X4),...
ConditionUsed
Usage40,940 Miles
Duty ClassLight Duty Service Truck
Bed Length9 ft.
Horse Power360 HP
Engine ModelCummins B6.7
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End9,850 lb
Stock NumberT17318M
MLS Number13617052
CategoryMechanic / Utility / Service Trucks
Last Updated5/31/2025
Location
Wheat Ridge, CO, US
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Ford F-650 XLT Mechanic / Service Truck - Cummins, 260HP, Automatic
18 0

2006 Ford F-650 XLT Mechanic / Service Truck - Cummins, 260HP, Automatic

$26,500 USD
2006 Ford F650 12' Flatbed, 5.9L Cummins Turbo Diesel Engine, 260 Horsepower, 5 Speed Automatic Transmission, 127,042 Miles, 24,040 GVWR (No CDL Required), 8,160lb Front Axle, 15,880lb Rear...
ConditionUsed
Usage127,042 Miles
Duty ClassMedium Duty Service Truck
Horse Power260 HP
Drivetrain4x2
TransmissionAllison HS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End15,880 lb
Stock NumberT17218W
MLS Number13601381
CategoryMechanic / Utility / Service Trucks
Last Updated5/23/2025
Location
Denver, CO, US
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