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Utility Service Trucks For Sale in Colorado

Searching for Mechanic / Utility / Service Trucks in Colorado? MyLittleSalesman.com has listings with prices from $3,250 to $289,500. Filter by GVWR, number of axles, transmission, mileage, and more to narrow down and find the right Service Truck.
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Showing 1 - 25 of 94 Service Truck Listings

1 - 25 of 94 listings
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Featured Item
Used Mechanic Service Lube Utility Truck 2020 Ford F-550 4x4 6.7L Powerstroke Diesel

Used Mechanic Service Lube Utility Truck 2020 Ford F-550 4x4 6.7L Powerstroke Diesel

$85,000 USD
Used Mechanic Service Lube Utility Truck 2020 Ford F-550 4x4 6.7L Powerstroke Diesel NOW OFFERING EASY BUSINESS FINANCING! WE TAKE TRADES!! Please call Gary with any questions or to discuss...
ConditionUsed
Usage114,489 Miles
Duty ClassMedium Duty Service Truck
Horse Power440 HP
Stock NumberBM0426435452DS850
MLS Number14361622
CategoryMechanic / Utility / Service Trucks
Last Updated7/2/2026
Location
Orem, UT, US
363 mi. away
Sold By
Global Remarketing
(877) 214-___  SHOW
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International DuraStar 4300 Mechanic / Service Truck - Automatic

2011 International DuraStar 4300 Mechanic / Service Truck - Automatic

Recently Updated
$29,950 USD
FOR SALE — 2011 INTERNATIONAL DURASTAR 4300 UTILITY SERVICE TRUCK PRICE: $29,950 Built to Keep Crews Productive in the Field. When utility contractors, municipalities, and service companies...
ConditionUsed
Usage7,887 Hours
Duty ClassHeavy Duty Service Truck
Horse Power300 HP
Engine ModelInternational MAXXFORCE 7
Drivetrain4x2
Transmission5 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 5.29 ratio
Stock NumberCO11589
MLS Number14408472
CategoryMechanic / Utility / Service Trucks
Last Updated7/2/2026
Location
Commerce City, CO, US
5 mi. away
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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International DuraStar 4300 Mechanic / Service Truck - Automatic

2011 International DuraStar 4300 Mechanic / Service Truck - Automatic

Recently Updated
$29,950 USD
FOR SALE — 2011 INTERNATIONAL DURASTAR 4300 UTILITY SERVICE TRUCK PRICE: $29,950 Built to Keep Crews Productive in the Field. When utility contractors, municipalities, and service companies...
ConditionUsed
Usage7,887 Hours
Duty ClassHeavy Duty Service Truck
Horse Power300 HP
Engine ModelInternational MAXXFORCE 7
Drivetrain4x2
Transmission5 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 5.29 ratio
Stock NumberCO11589
MLS Number14408471
CategoryMechanic / Utility / Service Trucks
Last Updated7/2/2026
Location
Commerce City, CO, US
5 mi. away
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

2026 Peterbilt 536 Mechanic / Service Truck - Paccar, 300HP

$237,995 USD
Peterbilt 536 4x2 IMT DOM3 Service Truck is built on an 89-inch Cab-to-Axle (CA) Class 6 chassis and powered by a 300 hp PACCAR PX-7 diesel with a 6-speed automatic transmission. It features...
ConditionNew
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionNeway
Rear End21,000 lb
Stock NumberTM789036
MLS Number13992444
CategoryMechanic / Utility / Service Trucks
Last Updated6/5/2026
Location
Denver, CO, US
5 mi. away
Sold By
Custom Truck One Source
(844) 476-___  SHOW
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Ford F-550 Mechanic / Service Truck - 6.7L D, 330HP

2025 Ford F-550 Mechanic / Service Truck - 6.7L D, 330HP

$197,490 USD
Owning and operating the IMT Dominator I (DOM1) with IMT 7500 Series 4 crane on a Ford F550 4x4 Crew Cab delivers a powerful combination of mobility, lifting capacity, and on-site...
ConditionNew
Horse Power330 HP
Engine ModelFord 6.7L D
Drivetrain4x4
Transmission10 Speed
SuspensionSpring
Rear End14,706 lb
Stock NumberSED86855
MLS Number14116157
CategoryMechanic / Utility / Service Trucks
Last Updated6/5/2026
Location
Denver, CO, US
5 mi. away
Sold By
Custom Truck One Source
(844) 476-___  SHOW
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Ford F-350 Mechanic / Service Truck - 6.7L D, 330HP

2026 Ford F-350 Mechanic / Service Truck - 6.7L D, 330HP

$101,890 USD
This Ford F350 4x4 Crew Cab EBY Renegade 44 service truck features a 330-hp Powerstroke diesel engine, TorqShift automatic transmission, and 14,000-lb GVWR. EBY Renegade aluminum service...
ConditionNew
Horse Power330 HP
Engine ModelFord 6.7L D
Drivetrain4x4
Transmission10 Speed
SuspensionSpring
Rear End7,280 lb
Stock NumberTED96057
MLS Number14402097
CategoryMechanic / Utility / Service Trucks
Last Updated6/2/2026
Location
Denver, CO, US
5 mi. away
Sold By
Custom Truck One Source
(833) 272-___  SHOW
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Ford F-550 Mechanic / Service Truck - 6.7L D, 330HP

2026 Ford F-550 Mechanic / Service Truck - 6.7L D, 330HP

$115,965 USD
This Ford F-550 4x4 EBY ADVANCE enclosed Service Truck is built on a Class 5 Super Cab chassis. It is powered by a 330 HP 6.7L Power Stroke diesel, with a 10-speed automatic transmission....
ConditionNew
Horse Power330 HP
Engine ModelFord 6.7L D
Drivetrain4x4
Transmission10 Speed
SuspensionSpring
Rear End14,706 lb
Stock NumberTED05698
MLS Number14341537
CategoryMechanic / Utility / Service Trucks
Last Updated5/29/2026
Location
Denver, CO, US
5 mi. away
Sold By
Custom Truck One Source
(844) 476-___  SHOW
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Peterbilt 337 Mechanic / Service Truck - Paccar, 300HP

2019 Peterbilt 337 Mechanic / Service Truck - Paccar, 300HP

$127,500 USD
2019 Peterbilt 337 4x2, 140,784 Miles, 33,000 Lbs. GVWR, 12,000 Lbs. FAWR, 21,000 Lbs. RAWR, Paccar PX-7 Engine, 300 Horsepower, Allison 2500RDS Transmission 2018 Load King Voyager II, 2018...
ConditionUsed
Usage158,703 Miles
Horse Power300 HP
Engine ModelPaccar PX7 D
Drivetrain4x2
Transmission6 Speed
SuspensionSpring
Rear End21,000 lb
Stock NumberKM634016
MLS Number13243036
CategoryMechanic / Utility / Service Trucks
Last Updated4/25/2026
Location
Denver, CO, US
5 mi. away
Sold By
Custom Truck One Source
(844) 476-___  SHOW
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Ford F-550 Tandem Axle Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

2024 Ford F-550 Tandem Axle Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

Recently Updated
$179,500 USD
2024 Ford F550 Crew Cab 4x4 Mechanics Truck, 6.7L PowerStroke Turbo Diesel Engine, 330 HP, Exhaust Brake, Automatic Transmission, ONLY 2,097 Miles ONLY 143 Engine Hours, 19.5K Lb. GVWR...
ConditionUsed
Usage143 Hours
Duty ClassMedium Duty Service Truck
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x4
Transmission10 Speed Automatic
SuspensionSpring
Rear AxleTandem Axle
Rear End14,706 lb 4.10 ratio
Stock NumberT18259D
MLS Number14378883
CategoryMechanic / Utility / Service Trucks
Last Updated7/7/2026
Location
Denver, CO, US
8 mi. away
Sold By
DTI Trucks
(855) 653-___  SHOW
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Freightliner M2 106 Mechanic / Service Truck - Cummins, 250HP, 6 Speed Allison Rds Automatic

2014 Freightliner M2 106 Mechanic / Service Truck - Cummins, 250HP, 6 Speed Allison Rds Automatic

Newly Listed
$77,500 USD
2014 Freightliner M2-106 Mechanics Truck, Cummins 6.7L ISB Turbo Diesel Engine, 250 HP, Exhaust Brake, Allison 3000RDS 6 Speed Transmission, 154,539 ECM Verified Miles 8,776 ECM Verified...
ConditionUsed
Usage8,776 Hours
Duty ClassMedium Duty Service Truck
Horse Power250 HP
Engine ModelCummins ISB
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End19,000 lb 5.88 ratio
Stock NumberT18279D
MLS Number14465539
CategoryMechanic / Utility / Service Trucks
Last Updated7/7/2026
Location
Denver, CO, US
8 mi. away
Sold By
DTI Trucks
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Ford F-550 Mechanic / Service Truck - 330HP, Automatic

2019 Ford F-550 Mechanic / Service Truck - 330HP, Automatic

Newly Listed
$82,500 USD
2019 Ford F550 Extended Cab 4x4 Mechanics Truck, 6.7L Powerstroke Turbo Diesel Engine, 330 HP, Exhaust Brake, 6 Speed Automatic Transmission, ONLY 119,776 Miles 6,900 Engine Hours, 19,500...
ConditionUsed
Usage6,900 Hours
Duty ClassMedium Duty Service Truck
Bed Length11 ft.
Horse Power330 HP
Drivetrain4x4
TransmissionAutomatic
SuspensionSpring
Rear AxleSingle Axle
Rear End14,706 lb 4.88 ratio
Stock NumberT18283D
MLS Number14463878
CategoryMechanic / Utility / Service Trucks
Last Updated7/3/2026
Location
Denver, CO, US
8 mi. away
Sold By
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Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

2024 Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

$159,500 USD
2024 Ford F-550 Extended Cab 4X4 Mechanics Truck, 6.7L Powerstroke Turbo Diesel Engine, 330 HP, Exhaust Brake, 10 Speed Automatic Transmission, ONLY 44,321 Miles 1,208 Engine Hours, 19.5K...
ConditionUsed
Usage1,208 Hours
Duty ClassMedium Duty Service Truck
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x4
Transmission10 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End14,700 lb 4.30 ratio
Stock NumberT18263D
MLS Number14417851
CategoryMechanic / Utility / Service Trucks
Last Updated7/1/2026
Location
Denver, CO, US
8 mi. away
Sold By
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RAM 2500 Mechanic / Service Truck - Chrysler, 8 Speed Automatic

2024 RAM 2500 Mechanic / Service Truck - Chrysler, 8 Speed Automatic

$76,500 USD
2024 RAM 2500 4x4 Lube Truck, 6.4L V8 HEMI Engine, 8 Speed Automatic Transmission, ONLY 63 Miles ONLY 12 Engine Hours, 10,000 Lb. GVWR (5,500 Lb. Steer Axle, 6,390 Lb. Drive Axle), 3.73...
ConditionUsed
Usage12 Hours
Duty ClassLight Duty Service Truck
Engine ModelChrysler HEMI 6.4L V8
Drivetrain4x4
Transmission8 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End6,390 lb 3.73 ratio
Stock NumberT18315D
MLS Number14391571
CategoryMechanic / Utility / Service Trucks
Last Updated7/1/2026
Location
Denver, CO, US
8 mi. away
Sold By
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RAM 5500 Mechanic / Service Truck - Cummins, 360HP, Automatic

2022 RAM 5500 Mechanic / Service Truck - Cummins, 360HP, Automatic

$104,500 USD
2022 RAM 5500 4x4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360 HP, Exhaust Brake, Automatic Transmission, 107,258 Miles 6,821 Engine Hours, 19.5K Lbs. GVWR (7,500 Lbs. Steer Axle,...
ConditionUsed
Usage6,821 Hours
Duty ClassMedium Duty Service Truck
Bed Length11 ft.
Horse Power360 HP
Engine ModelCummins B6.7
Drivetrain4x4
TransmissionAutomatic
Rear AxleSingle Axle
Rear End13,500 lb
Stock NumberT18360D
MLS Number14457615
CategoryMechanic / Utility / Service Trucks
Last Updated7/3/2026
Location
Denver, CO, US
8 mi. away
Sold By
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Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

2018 Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

Contact for price
2018 Kenworth T370 Mechanics Truck, Paccar PX9 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Transmission, ONLY 95,283 Miles 3,491 Engine Hours, 33K Lb. GVWR (12K...
ConditionUsed
Usage3,491 Hours
Duty ClassHeavy Duty Service Truck
Horse Power350 HP
Engine ModelPaccar PX9
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 4.78 ratio
Stock NumberT18126D
MLS Number14447352
CategoryMechanic / Utility / Service Trucks
Last Updated6/24/2026
Location
Denver, CO, US
8 mi. away
Sold By
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Kenworth T300 Mechanic / Service Truck - Cummins, 260HP, 6 Speed Allison Rds Automatic

2007 Kenworth T300 Mechanic / Service Truck - Cummins, 260HP, 6 Speed Allison Rds Automatic

$84,500 USD
2007 Kenworth T300 Mechanics Truck, Cummins ISC 8.3L Turbo Diesel Engine, 260 HP, Exhaust Brake, Allison 3000 RDS 6 Speed Automatic Transmission, 243,156 ECM Verified Miles, 33K Lbs. GVWR,...
ConditionUsed
Usage243,156 Miles
Duty ClassHeavy Duty Service Truck
Bed Length14 ft.
Horse Power260 HP
Engine ModelCummins ISC260
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 4.88 ratio
Stock NumberT18203D
MLS Number14444385
CategoryMechanic / Utility / Service Trucks
Last Updated6/23/2026
Location
Thorton, CO, US
8 mi. away
Sold By
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Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

2024 Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

Contact for price
2024 Ford F-550 Extended Cab 4X4 Mechanics Truck, 6.7L Powerstroke Turbo Diesel Engine, 330 HP, Exhaust Brake, 10 Speed Automatic Transmission, ONLY 50,304 Miles 1,868 Engine Hours, 19.5K...
ConditionUsed
Usage1,868 Hours
Duty ClassMedium Duty Service Truck
Bed Length11 ft.
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x4
Transmission10 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End14,700 lb 4.30 ratio
MLS Number14422676
CategoryMechanic / Utility / Service Trucks
Last Updated6/12/2026
Location
Denver, CO, US
8 mi. away
Sold By
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Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

2027 Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$289,500 USD
2027 Peterbilt 537 Mechanics Truck, Paccar PX9 Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Automatic Transmission, ONLY 670 Miles ONLY 19 Hours, 33K GVWR (12K Steer...
ConditionUsed
Usage19 Hours
Duty ClassHeavy Duty Service Truck
Bed Length14 ft.
Horse Power350 HP
Engine ModelPaccar PX9
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear End21,000 lb 4.89 ratio
Stock NumberT18074D
MLS Number14418017
CategoryMechanic / Utility / Service Trucks
Last Updated6/11/2026
Location
Thorton, CO, US
8 mi. away
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Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

2019 Kenworth T370 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$199,500 USD
2019 Kenworth T370 Mechanics Truck, Paccar Px9 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Transmission, 138,222 Miles 5,347 Engine Hours, 33K Lb. GVWR (12K...
ConditionUsed
Usage5,347 Hours
Duty ClassHeavy Duty Service Truck
Bed Length14 ft.
Horse Power350 HP
Engine ModelPaccar PX9
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 4.78 ratio
Stock Numbert18169d
MLS Number14375050
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
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Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

2024 Ford F-550 Mechanic / Service Truck - 6.7L POWER STROKE, 330HP, 10 Speed Automatic

$159,500 USD
2024 Ford F-550 Extended Cab 4X4 Mechanics Truck, 6.7L Powerstroke Turbo Diesel Engine, 330 HP, Exhaust Brake, 10 Speed Automatic Transmission, ONLY 32,475 Miles 1,224 Engine Hours, 19.5K...
ConditionUsed
Usage1,224 Hours
Duty ClassMedium Duty Service Truck
Horse Power330 HP
Engine ModelFord 6.7L POWER STROKE
Drivetrain4x4
Transmission10 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End14,706 lb 4.30 ratio
Stock NumberT18235D
MLS Number14331335
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
Sold By
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RAM 5500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

2024 RAM 5500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

$169,500 USD
2024 RAM 5500HD 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360 HP, Exhaust Brake, 6 Speed Automatic Transmission, ONLY 289 Miles Only 10 Hours, 19.5 GVWR ( 7,250 LB Steer Axle,...
ConditionUsed
Usage10 Hours
Duty ClassMedium Duty Service Truck
Horse Power360 HP
Engine ModelCummins B6.7
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb 4.44 ratio
Stock NumberT18128D
MLS Number14299475
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
Sold By
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RAM 5500 Mechanic / Service Truck - 360HP, 6 Speed Automatic

2022 RAM 5500 Mechanic / Service Truck - 360HP, 6 Speed Automatic

$139,500 USD
2022 RAM 5500HD 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360HP, 6 Speed Automatic Transmission, Only 78,276 Miles 2,851 Engine Hours, 19.5 GVWR (7,250 LB Steer Axle, 13,500 LB...
ConditionUsed
Usage2,851 Hours
Duty ClassMedium Duty Service Truck
Bed Length11 ft.
Horse Power360 HP
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb 4.89 ratio
Stock NumberT18106D
MLS Number14263190
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
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Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

2027 Peterbilt 537 Mechanic / Service Truck - Paccar, 350HP, 6 Speed Allison Rds Automatic

$279,500 USD
2027 Peterbilt 537 Mechanics Truck, Paccar PX9 Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Automatic Transmission, ONLY 1,130 Miles ONLY 28 Hours, 33K GVWR (12K Steer...
ConditionUsed
Usage28 Hours
Duty ClassHeavy Duty Service Truck
Horse Power350 HP
Engine ModelPaccar PX9
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End21,000 lb 4.89 ratio
Stock NumberT18033D
MLS Number14255570
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
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RAM 5500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

2022 RAM 5500 Mechanic / Service Truck - Cummins, 360HP, 6 Speed Automatic

$134,500 USD
2022 RAM 5500 4X4 Mechanics Truck, 6.7L Cummins Turbo Diesel Engine, 360HP, Exhaust Brake, 6 Speed Automatic Transmission, Only 68,967 Miles Only 1,858 Engine Hours, 19.5K GVWR (7,250 LB...
ConditionUsed
Usage1,858 Hours
Duty ClassMedium Duty Service Truck
Horse Power360 HP
Engine ModelCummins B6.7
Drivetrain4x4
Transmission6 Speed Automatic
SuspensionSpring
Rear AxleSingle Axle
Rear End13,500 lb
Stock NumberT17995D
MLS Number14140875
CategoryMechanic / Utility / Service Trucks
Last Updated6/10/2026
Location
Denver, CO, US
8 mi. away
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Kenworth T370 Mechanic / Service Truck - 350HP, 6 Speed Allison Rds Automatic

2019 Kenworth T370 Mechanic / Service Truck - 350HP, 6 Speed Allison Rds Automatic

$199,500 USD
2019 Kenworth T370 Mechanics Truck, Paccar PX9 8.9L Turbo Diesel Engine, 350 HP, Engine Brake, Allison 3000RDS 6 Speed Automatic Transmission, 126,465 ECM Verified Miles 7,440 ECM Verified...
ConditionUsed
Usage7,440 Hours
Duty ClassHeavy Duty Service Truck
Horse Power350 HP
Drivetrain4x2
Transmission6 Speed Allison RDS Automatic
SuspensionAir Ride
Rear AxleSingle Axle
Rear End22,000 lb 4.78 ratio
Stock NumberT18054D
MLS Number14265013
CategoryMechanic / Utility / Service Trucks
Last Updated4/7/2026
Location
Denver, CO, US
8 mi. away
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